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Speedmaster CNC ported cylinder heads are machined on dedicated 5-axis CNC machines to ensure accuracy and better flow
Our dual plane big block manifold is now available with rectangular ports
also known as the GM 8
These one-piece Speedmaster pushrods are heat-treated for use with guideplates
Chevy BBC 454 High Volume Aluminum Short Water Pump Chrome Speedmaster CNC ported cylinder headsSpeedmaster high volume water pumps have a ribbed aluminum housing and a heavy duty ball roller bearing assembly. 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.
