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Speedmaster shirts are the perfect way to let everyone know where you go for high performance aftermarket parts and accessories
The Speedmaster TDS ring and pinion sets are engineered manufactured and tested for maximum performance
solid steel construction
Fits big block Chevy rectangular port cylinder heads on standard deck blocks
Speedmaster billet aluminum spacers provide the benefits of an open carburetor spacer
Ford SB 289 302 351 Windsor 1.6 3/8" Stainless Steel Roller Rocker Arm Set Speedmaster shirts are the perfectSpeedmaster 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.
