Scat SFI Flexplate - SB Chevy - 168 Tooth - External Design Engineering The rotor is 11

The rotor is 11

From the single original Racepak data recorder

1970-1971 GMC G35/G3500 Van

Flowmaster American Thunder Crossmember-back exhaust system for the 73-87 GM C10/C20

valve and combustion chamber deposits with a concentrated blend of the most powerful high-temp and low-temp detergents available

Scat SFI Flexplate - SB Chevy - 168 Tooth - External Design Engineering The rotor is 11Extra thick flexplates have double welded ring gears for added strength and are gold anodized for corrosion resistance. Flexplates meet SFI 29. 1 specifications. Scat started out as a shop specializing in high performance VW air cooled engines and later branched out into offering crankshafts for larger V8 engines. Today, they maintain three separate divisions: Scat Crankshafts, Procar (custom seats and accessories), and Scat Volkswagen Performance.