Chevy BBC 454 1.7 Ratio 7/16" Stainless Steel Roller Rocker Arms Set Speedmaster machined aluminum water pump

Speedmaster machined aluminum water pump pulley nose cones are offered straight off of the mill without polishing for a gorgeous matte finish

This Speedmaster manual transmission is built with all brand new components and case

superior RFI suppression

These Speedmaster gasket kit sets include premium-quality head gaskets

don't cut corners

Chevy BBC 454 1.7 Ratio 7/16" Stainless Steel Roller Rocker Arms Set Speedmaster machined aluminum water pumpSpeedmaster Stainless steel rollers are manufactured from heat treated stainless steel and alloy steel tip rollers. Speedmaster roller rockers are available in various ratios, so you are good to go. They feature greater strength and durability, capable of withstanding valve spring load up to 600lbs.