Chevy GM LS1 High Volume Aluminum Slimline Water Pump Kits include: Fully assembled aluminum

Kits include: Fully assembled aluminum cylinder heads

while Cleveland/Modified covers are laser cut steel

Speedmaster electric fuel pump is compatible with alcohol or methanol fuels

manual or EFI pump

Chevy GM LS1 High Volume Aluminum Slimline Water Pump Kits include: Fully assembled aluminumSpeedmaster high volume water pumps have a ribbed aluminum housing and a heavy duty ball roller bearing assembly. Most Speedmaster water pumps have a bigger impeller and larger cavity size to flow 40 percent more coolant than stock. Choose long or short styles in a natural or shiny polished finishes. Get high flow for your car with Speedmaster water pumps.