These are the places where block pressure and, more specifically, pressure in the cylinder heads, becomes important to avoid detonation., Any street/strip car is a good candidate for an electric pump, except for the extreme turbo applications. and do you have the heater hooked up or the heater port pluged? We wondered how much power it took to spin a high-flow water pump versus a stocker, so we dyno-tested both setups on an engine, then compared the results with the same engine using an electric water pump. I still use the old Moroso system. PM or contact me for details. But the variances between the two forms of pump get much larger from there. Allstar Electric Water Pump Inline Black ALL31130 Inline water pump will flow up to 50 GPM which is suitable for many applications throughout the motorsports industry. In instances of engine compartment packaging issues, running a remote electric water pump can free up space in front of the engine when a big turbo or blower is being used, Schroeder says. Our electric water pumps have spent countless hours on the dyno during their design process as weve worked to create a water pump that can flow large amounts of fluid in a short period of time and keep up with the rolling requirements of todays race-winning engines, he goes on to share. That causes overheating at cruise speeds. anyone running an electric water pump on the street? No additional items should be necessary. Is the juice really worth the squeeze, though? An idler is incorporated onto the pump so your belt routing remains in its stock configuration. As you can see that is a huge difference. A lot of idleing time and lower RPm reving as well as several full throttle blasts in my driveway (150' long driveway) and numerous trips up/down my road. By and large, your decision rests on the intended use of the vehicle is it a racecar or is it a street car? So good for you for flowing 55GPM but it does you no good if the water is moving too fast pick up any heat or get rid of it. I would have kept the mechanical but somehow I managed to break 2 of them in the same weekend and went a different route. Advertising -
2010-2015 Camaro SS 1 7/8" Header and Off Road Connection Pipe Kit, 05-13 Corvette 10lb/15lb Nitrous Bottle Bracket Mounting Plate, Copyright 2022 Straightline Performance I have one on my motor (not running yet), but I've talked to a couple of guys at shows and my uncle's friend is running one. Location: Defending the US Constitution in Northern CA.
The Fora platform includes forum software by XenForo, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. The dyno kicked back 530.8 hp and 474.1 lb-ft on average, almost making the mechanical water pump and underdrive pulleys the Meziere's equal in power. Powerglide - The Sleeping Pill Of Drag Racing. Thanx , The following errors occurred with your submission, CorvetteForum - Chevrolet Corvette Forum Discussion, Suspension Setup for Track Corvettes, Camber/Caster Adjustments, R-Compound Tires, Race Slicks, Tips on Driving Technique, Events, Results, In loving memory of lost CorvetteForum Brothers and Sisters, http://www.meziere.com/displaycategory.aspx?id=244,358, http://www.edelbrock.com/automotive_petition.shtml, Send a private message to BrianCunningham, http://forums.corvetteforum.com/c4-ts-pics-11.html. That means better protection for your high horsepower, high demand engine! If you feel the need to carry a spare or replace a worn out pump, we can address that with our replacement center sections. The maggie runs off the serpentine belt, so the electric wp definitely helps take some load off the belt. Most mechanical pump manufacturers will know the speed at which their pump cavitates. So in short, a very bad idea. It's a Motown LS - SBC short block with LS heads. Where you running it with a controller so as to vary speed via demand or treating it as an on/off? Do Not Sell My Personal Information -, By logging into your account, you agree to our, Location: Texas, Europe, Iraq & Afghanistan. A forum community dedicated to drag racing drivers and enthusiasts. Basically a mechanical pump is cheaper, simpler, more reliable and pumps more water. But for racers and those focused on the ultimate in performance without compromise, however, there are drawbacks. It's the one that uses an old Ford vent heater motor on a bracket that drives the stock mechanical pump with a belt. I recently did a 15 mile cruise in stop and go traffic, in the Florida heat and the highest the temp got was 190. There are also products designed to give the best of both worlds, but each is a matter of how much effort you want to put in to save a few horsepower. I dont think that its worth the effort in switching back and forth between pumps, Schroeder says, as Meziere adds, in my mind it should not be necessary. Electric or mechanical is one of the most frequent questions amongst enthusiasts, particularly those whose vehicles see both the street and the strip. Another critical thing for electric fuel pumps and water pumps is proper wiring. Meziere adds, in closing, that itsimportant to take a good look at the vehicle and the intended use. They not only regulate temp but flow. This was to qualify for a street grudge race at our local track. There are, of course, some alternatives to simply choosing electric or mechanical, as well as methods for catering one option or the other to your application for a given use that perhaps it isnt set up for right out of the box. I can unsubscribe anytime to withdraw my consent. A cast mechanical pump next to a billet electrical pump from Moroso highlights the small but visible size difference between the two. Ive Got A Street/Strip Car: Whats Best For Me? 2022 Power Automedia. We used the Weiand water pump when we tested the Powermaster alternator, wiring it directly to the battery powering the dyno. So this is an LS engine, I was thinking this was a Gen 1 SBC. Any street/strip car is a good candidate for an electric pump, except for the extreme turbo applications. The first was an aluminum Weiand Action Plus (PN WND9240, $97.95), which weighs 6.85 pounds. JavaScript is disabled. Archive - Not because the pump was leaking but because they were freshening up the vehicles engine and everything thats bolted to it. Electric Water Pump Inline Black ALL31130, Electric Water Pump Remote Mount Black ALL31120, Air Jacks Complete Kit 15.25in w/ Dirt Foot ALL11301, Digital Tire Temp Gauge Complete Kit ALL80085, Pedal Floor Mounted Complete Kit ALL54102, High flow electric motor perfect for race applications. Innovative design makes for an easy installation. The last option, and perhaps the most feasible from a time and cost perspective, is Morosos Electric Water Pump Drive Kit (P/N 63750) that serves as a conversion kit, if you will, allowing for both mechanical and electric operation. 2002Rich . The battery had a full charge but still needed to power the MSD Digital 7 spark box and Aeromotive A1000 electric fuel pump. Electric water pumps also allow you to cool the engine without having to run it. We have seen several instances where under-driven pumps do not perform well enough at idle. But this was a drag only car. The reality is, todays electric pumps are more durable and longer-lasting than ever before, allowing the technology andthe benefits of electric pumps to trickle down from the racing world to your car. I haven't had a chance to try it on a track yet but I'm hoping for the best. Not to mention if you have a mechanical pump fails, a replacement unit is probably available within an hour at 1000's of automotive parts stores. I have a lot more airflow than most with my tube frame car, but the pump doesn't seem to be an issue at all.
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With the help of Don Meziere ofMeziere Enterprises and Thor Schroeder ofMoroso Performance Products, well be outlining the intended applications and the limitations of each style of pump and help answer this frequently asked question. Drag racers, by and large, rely on electrical pumps to allow them to cool the engine between rounds; nevermind that electric pumps also retain all of that expensive horsepower. Keep in mind that if you are going to run an electric water pump and also want to run an alternator you probably will have belt clearance issues. I agree to receive emails from the site.
There are currently 1 users browsing this thread. Electric Pump Center Section - Replacement for LS street pumps. Chiefly among these is that because the engine is the motor for the pump, there are parasitic losses in horsepower. When we swapped to the GMB water pump, using the March underdrive pulleys, we recorded an average of 523.1 hp and 470.9 lb-ft of torque, 8.1 hp less than the Meziere electric pump and 4.4 hp less than the Weiand mechanical pump.
An electric pump in the engine compartment of a street rod. Just tight enough to keep it from flopping around. Do Not Sell My Personal Information -, By logging into your account, you agree to our, Quick question. For many, including those building street cars, a remote pump can be the difference between the engine fitting in the car and not. Dragracing would be a completely different story. My biggest problem was getting the car hot enough. Nothing on the LS or LT engines though. Privacy Statement - Pumps are designed to provide Allstar Small Electric Fuel Pump ALL40320 High flow, low pressure electric fuel pump equipped with a 5/16" inlet/outlet. You will never beat the reliability of a mechanical pump on a street car. Don Meziere, Meziere Enterprises, Most mechanical pump manufacturers will know the speed at which their pump cavitates, Meziere says. Meziere states that electric pumps have performed admirably in the vast majority of street car applications, going on to share that typically, we will recommend mechanical pumps be used for any towing application, any application where turbo boost exceeds 35 psi, and any naturally aspirated or boosted engines used for continuous wide open throttle and in excess of 600 horsepower. WARNING:These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm. The underdrive pulleys will make up most of the lost power, anyway. Finally, we learned that Powermaster makes a really powerful alternator that requires almost double-digit power numbers to spin when it's under load.
Topfun identified the one issue that is my main concern - pressure difference at full load (6000-7000 rpms). Thor Schroeder, Moroso. Fits WP319, WP329, WP330,WP331 and WP332 pumps only. The downside of a mechanical pump is that it robs a significant amount of horsepower to drive it, and thats a real shame to give up precious horsepower considering how hard we work to make it, Meziere says. I would NOT use an electric water pump on an LS engine on the street, road course or drag strip. Remote water pumps can be the solution when a big engine is being transplanted into a space that was originally designed for a much smaller one. 5th Generation Chevrolet Camaro 2010 - 2015. I ran the 55gpm on a SBF,worked fine on the street,no issues. Topfun99 - As usual you are spot on. If the pump is a little slower, the water stays in the radiator longer, and cools down more. For a better experience, please enable JavaScript in your browser before proceeding. As were seeing more frequently these days, however, a high-horsepower vehicle is often a little bit of both, and that elicits further debate about the merits and drawbacks of choosing mechanical over electric and vice versa. Don't know how practical this would be for street use unless it is only very short driving. I've been running my 55gpm Meziere on the street for 11 years now without a single issue even with my '65s tiny radiator. Years back, we just ran a supplemental electric drive motor to run the water pump and alternator only, completely disconnected from the crank pulley. Dipsticks feature a positive lock to keep dipstick in place and seal tight to prevent fluid Allstar Gauge Line Kit 72in ALL46110-72 Gauge Line Kit - 4 AN - 72 in Long - 4 AN Female to 4 AN Female - Fittings Included - PTFE - Braided Stainless - Mechanical Pressure Gauges - Kit Allstar LS Electric Water Pump Black ALL31122.
This is the version without the dummy pulley though, so I'm not sure if it will work for you. Also I believe there are some remote mounted elec pumps that do flow 100+ gpm and they would also be acceptable. Cookie Policy - Complete kit includes a pedal with a built-in return spring Allstar Helmet Dryer ALL13018 Dryer is a table top unit that circulates air throughout the inside of a helmet removing moisture that commonly leads to dangerous mold and bacteria growth. Our 2 year, unlimited mileage guarantee and full satisfaction money back guarantee should convince you that buying Meziere is buying value! We'll send you the most interesting Street Muscle articles, news, car features, and videos every week. I installed an overdrive pulley, 28% I think. Thanks. 80 GMC Diablo, BUILT 383, 300 Shot of Nitrous, Work in progress, Shooting for Low 10's or High 9's. 78) was used here. Yep, I considered this for my lt1 as I wanted to go with a standard SBC timing kit.it will flow much less at high rpm than a mechanical pump. Morosos pumps pull 8 to 10 amps under load in a typical 12 volt application, making either brand suitable for use in race cars that dont run an alternator. Do not run the pump while charging. Location: Color my life with the chaos of trouble. And as those at Moroso and Meziere believe, and as many enthusiasts have found, electric water pumps can be right at home on your high-performance street car just as well as they can on a dedicated drag car. Also, that's the reason for asking for someone with experience in the HP range that I'm in. An idler is incorporated onto the pump so your belt routing remains in its stock configuration. Amperage draw: Under normal use the pump will draw 11-12 amps. Advertising - Allstar PerformanceScale Buddy ALL13115 The Scale Buddy is a water filled bladder that may be placed directly into the seat of the car to represent the weight of the driver when setting up and Allstar Air Jacks Complete Kit 15.25in w/ Dirt Foot ALL11301 Raise your car in seconds! Its six-blade, stamped-steel impeller not only flows better than a stocker but is said to reduce cavitation at high speeds. Archive - But is the power lost by spinning these accessories worth the money spent trying to offset the losses? Good grounds, using relays, proper guage wiring, etc. Morosos Electric Water Pump Drive Kit (Part # 63750) is a unique product that can be driven mechanically or with an electric motor, depending on your preference at a given time and place. We will safeguard your e-mail and only send content you request.
I reused my HV oil pump, but probably didn't accomplish anything except for some added parasitic drag. Innovative design makes for an easy installation. Don't be mislead by inflated flow numbers and competitors' outlandish claims. We swapped the Trans-Dapt parts for the March Performance underdrive pulleys and regained almost all of the lost performance from the mechanical pump. Mechanical and Electric: Comparing And Contrasting. For more information, go towww.p65warnings.ca.gov. I could never get any flow numbers on the electric pumps, but track use creates a lot of heat, and you can really stress the OEM cooling system without a blower. Don't be mislead by inflated flow numbers and competitors' outlandish claims. The 12 volt pump will work for limited use applications. Allstar Performance. Our 2 year, unlimited mileage guarantee and full satisfaction money back guarantee should convince you that buying Meziere is buying value! Over the years, he has photographed several major auto racing events, sports, news journalism, portraiture, and everything in between. You will definitely want to stay under that RPM. I couldn't use a t stat with it though. You do not want to run the belt tight at all.
By tbyrne in forum Sales and Group Purchases from our Great Sponsors! Although numbers vary, electric pumps will typically flow two to three times as much as a mechanical pump at idle RPM (because electric delivers a constant flow rate, while mechanical is scaling with engine speed), but once the engine rpm exceeds 3,000, the pendulum swings in favor of mechanical, and above 6,500, as Meziere shares, its no contest that mechanical is the clear winner in maximum flow. 
The Fora platform includes forum software by XenForo, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. The dyno kicked back 530.8 hp and 474.1 lb-ft on average, almost making the mechanical water pump and underdrive pulleys the Meziere's equal in power. Powerglide - The Sleeping Pill Of Drag Racing. Thanx , The following errors occurred with your submission, CorvetteForum - Chevrolet Corvette Forum Discussion, Suspension Setup for Track Corvettes, Camber/Caster Adjustments, R-Compound Tires, Race Slicks, Tips on Driving Technique, Events, Results, In loving memory of lost CorvetteForum Brothers and Sisters, http://www.meziere.com/displaycategory.aspx?id=244,358, http://www.edelbrock.com/automotive_petition.shtml, Send a private message to BrianCunningham, http://forums.corvetteforum.com/c4-ts-pics-11.html. That means better protection for your high horsepower, high demand engine! If you feel the need to carry a spare or replace a worn out pump, we can address that with our replacement center sections. The maggie runs off the serpentine belt, so the electric wp definitely helps take some load off the belt. Most mechanical pump manufacturers will know the speed at which their pump cavitates. So in short, a very bad idea. It's a Motown LS - SBC short block with LS heads. Where you running it with a controller so as to vary speed via demand or treating it as an on/off? Do Not Sell My Personal Information -, By logging into your account, you agree to our, Location: Texas, Europe, Iraq & Afghanistan. A forum community dedicated to drag racing drivers and enthusiasts. Basically a mechanical pump is cheaper, simpler, more reliable and pumps more water. But for racers and those focused on the ultimate in performance without compromise, however, there are drawbacks. It's the one that uses an old Ford vent heater motor on a bracket that drives the stock mechanical pump with a belt. I recently did a 15 mile cruise in stop and go traffic, in the Florida heat and the highest the temp got was 190. There are also products designed to give the best of both worlds, but each is a matter of how much effort you want to put in to save a few horsepower. I dont think that its worth the effort in switching back and forth between pumps, Schroeder says, as Meziere adds, in my mind it should not be necessary. Electric or mechanical is one of the most frequent questions amongst enthusiasts, particularly those whose vehicles see both the street and the strip. Another critical thing for electric fuel pumps and water pumps is proper wiring. Meziere adds, in closing, that itsimportant to take a good look at the vehicle and the intended use. They not only regulate temp but flow. This was to qualify for a street grudge race at our local track. There are, of course, some alternatives to simply choosing electric or mechanical, as well as methods for catering one option or the other to your application for a given use that perhaps it isnt set up for right out of the box. I can unsubscribe anytime to withdraw my consent. A cast mechanical pump next to a billet electrical pump from Moroso highlights the small but visible size difference between the two. Ive Got A Street/Strip Car: Whats Best For Me? 2022 Power Automedia. We used the Weiand water pump when we tested the Powermaster alternator, wiring it directly to the battery powering the dyno. So this is an LS engine, I was thinking this was a Gen 1 SBC. Any street/strip car is a good candidate for an electric pump, except for the extreme turbo applications. The first was an aluminum Weiand Action Plus (PN WND9240, $97.95), which weighs 6.85 pounds. JavaScript is disabled. Archive - Not because the pump was leaking but because they were freshening up the vehicles engine and everything thats bolted to it. Electric Water Pump Inline Black ALL31130, Electric Water Pump Remote Mount Black ALL31120, Air Jacks Complete Kit 15.25in w/ Dirt Foot ALL11301, Digital Tire Temp Gauge Complete Kit ALL80085, Pedal Floor Mounted Complete Kit ALL54102, High flow electric motor perfect for race applications. Innovative design makes for an easy installation. The last option, and perhaps the most feasible from a time and cost perspective, is Morosos Electric Water Pump Drive Kit (P/N 63750) that serves as a conversion kit, if you will, allowing for both mechanical and electric operation. 2002Rich . The battery had a full charge but still needed to power the MSD Digital 7 spark box and Aeromotive A1000 electric fuel pump. Electric water pumps also allow you to cool the engine without having to run it. We have seen several instances where under-driven pumps do not perform well enough at idle. But this was a drag only car. The reality is, todays electric pumps are more durable and longer-lasting than ever before, allowing the technology andthe benefits of electric pumps to trickle down from the racing world to your car. I haven't had a chance to try it on a track yet but I'm hoping for the best. Not to mention if you have a mechanical pump fails, a replacement unit is probably available within an hour at 1000's of automotive parts stores. I have a lot more airflow than most with my tube frame car, but the pump doesn't seem to be an issue at all.
Terms of Service -
With the help of Don Meziere ofMeziere Enterprises and Thor Schroeder ofMoroso Performance Products, well be outlining the intended applications and the limitations of each style of pump and help answer this frequently asked question. Drag racers, by and large, rely on electrical pumps to allow them to cool the engine between rounds; nevermind that electric pumps also retain all of that expensive horsepower. Keep in mind that if you are going to run an electric water pump and also want to run an alternator you probably will have belt clearance issues. I agree to receive emails from the site. There are currently 1 users browsing this thread. Electric Pump Center Section - Replacement for LS street pumps. Chiefly among these is that because the engine is the motor for the pump, there are parasitic losses in horsepower. When we swapped to the GMB water pump, using the March underdrive pulleys, we recorded an average of 523.1 hp and 470.9 lb-ft of torque, 8.1 hp less than the Meziere electric pump and 4.4 hp less than the Weiand mechanical pump.
An electric pump in the engine compartment of a street rod. Just tight enough to keep it from flopping around. Do Not Sell My Personal Information -, By logging into your account, you agree to our, Quick question. For many, including those building street cars, a remote pump can be the difference between the engine fitting in the car and not. Dragracing would be a completely different story. My biggest problem was getting the car hot enough. Nothing on the LS or LT engines though. Privacy Statement - Pumps are designed to provide Allstar Small Electric Fuel Pump ALL40320 High flow, low pressure electric fuel pump equipped with a 5/16" inlet/outlet. You will never beat the reliability of a mechanical pump on a street car. Don Meziere, Meziere Enterprises, Most mechanical pump manufacturers will know the speed at which their pump cavitates, Meziere says. Meziere states that electric pumps have performed admirably in the vast majority of street car applications, going on to share that typically, we will recommend mechanical pumps be used for any towing application, any application where turbo boost exceeds 35 psi, and any naturally aspirated or boosted engines used for continuous wide open throttle and in excess of 600 horsepower. WARNING:These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm. The underdrive pulleys will make up most of the lost power, anyway. Finally, we learned that Powermaster makes a really powerful alternator that requires almost double-digit power numbers to spin when it's under load.
Topfun identified the one issue that is my main concern - pressure difference at full load (6000-7000 rpms). Thor Schroeder, Moroso. Fits WP319, WP329, WP330,WP331 and WP332 pumps only. The downside of a mechanical pump is that it robs a significant amount of horsepower to drive it, and thats a real shame to give up precious horsepower considering how hard we work to make it, Meziere says. I would NOT use an electric water pump on an LS engine on the street, road course or drag strip. Remote water pumps can be the solution when a big engine is being transplanted into a space that was originally designed for a much smaller one. 5th Generation Chevrolet Camaro 2010 - 2015. I ran the 55gpm on a SBF,worked fine on the street,no issues. Topfun99 - As usual you are spot on. If the pump is a little slower, the water stays in the radiator longer, and cools down more. For a better experience, please enable JavaScript in your browser before proceeding. As were seeing more frequently these days, however, a high-horsepower vehicle is often a little bit of both, and that elicits further debate about the merits and drawbacks of choosing mechanical over electric and vice versa. Don't know how practical this would be for street use unless it is only very short driving. I've been running my 55gpm Meziere on the street for 11 years now without a single issue even with my '65s tiny radiator. Years back, we just ran a supplemental electric drive motor to run the water pump and alternator only, completely disconnected from the crank pulley. Dipsticks feature a positive lock to keep dipstick in place and seal tight to prevent fluid Allstar Gauge Line Kit 72in ALL46110-72 Gauge Line Kit - 4 AN - 72 in Long - 4 AN Female to 4 AN Female - Fittings Included - PTFE - Braided Stainless - Mechanical Pressure Gauges - Kit Allstar LS Electric Water Pump Black ALL31122. This is the version without the dummy pulley though, so I'm not sure if it will work for you. Also I believe there are some remote mounted elec pumps that do flow 100+ gpm and they would also be acceptable. Cookie Policy - Complete kit includes a pedal with a built-in return spring Allstar Helmet Dryer ALL13018 Dryer is a table top unit that circulates air throughout the inside of a helmet removing moisture that commonly leads to dangerous mold and bacteria growth. Our 2 year, unlimited mileage guarantee and full satisfaction money back guarantee should convince you that buying Meziere is buying value! We'll send you the most interesting Street Muscle articles, news, car features, and videos every week. I installed an overdrive pulley, 28% I think. Thanks. 80 GMC Diablo, BUILT 383, 300 Shot of Nitrous, Work in progress, Shooting for Low 10's or High 9's. 78) was used here. Yep, I considered this for my lt1 as I wanted to go with a standard SBC timing kit.it will flow much less at high rpm than a mechanical pump. Morosos pumps pull 8 to 10 amps under load in a typical 12 volt application, making either brand suitable for use in race cars that dont run an alternator. Do not run the pump while charging. Location: Color my life with the chaos of trouble. And as those at Moroso and Meziere believe, and as many enthusiasts have found, electric water pumps can be right at home on your high-performance street car just as well as they can on a dedicated drag car. Also, that's the reason for asking for someone with experience in the HP range that I'm in. An idler is incorporated onto the pump so your belt routing remains in its stock configuration. Amperage draw: Under normal use the pump will draw 11-12 amps. Advertising - Allstar PerformanceScale Buddy ALL13115 The Scale Buddy is a water filled bladder that may be placed directly into the seat of the car to represent the weight of the driver when setting up and Allstar Air Jacks Complete Kit 15.25in w/ Dirt Foot ALL11301 Raise your car in seconds! Its six-blade, stamped-steel impeller not only flows better than a stocker but is said to reduce cavitation at high speeds. Archive - But is the power lost by spinning these accessories worth the money spent trying to offset the losses? Good grounds, using relays, proper guage wiring, etc. Morosos Electric Water Pump Drive Kit (Part # 63750) is a unique product that can be driven mechanically or with an electric motor, depending on your preference at a given time and place. We will safeguard your e-mail and only send content you request.
I reused my HV oil pump, but probably didn't accomplish anything except for some added parasitic drag. Innovative design makes for an easy installation. Don't be mislead by inflated flow numbers and competitors' outlandish claims. We swapped the Trans-Dapt parts for the March Performance underdrive pulleys and regained almost all of the lost performance from the mechanical pump. Mechanical and Electric: Comparing And Contrasting. For more information, go towww.p65warnings.ca.gov. I could never get any flow numbers on the electric pumps, but track use creates a lot of heat, and you can really stress the OEM cooling system without a blower. Don't be mislead by inflated flow numbers and competitors' outlandish claims. The 12 volt pump will work for limited use applications. Allstar Performance. Our 2 year, unlimited mileage guarantee and full satisfaction money back guarantee should convince you that buying Meziere is buying value! Over the years, he has photographed several major auto racing events, sports, news journalism, portraiture, and everything in between. You will definitely want to stay under that RPM. I couldn't use a t stat with it though. You do not want to run the belt tight at all.
By tbyrne in forum Sales and Group Purchases from our Great Sponsors! Although numbers vary, electric pumps will typically flow two to three times as much as a mechanical pump at idle RPM (because electric delivers a constant flow rate, while mechanical is scaling with engine speed), but once the engine rpm exceeds 3,000, the pendulum swings in favor of mechanical, and above 6,500, as Meziere shares, its no contest that mechanical is the clear winner in maximum flow.