Speed Pro Speed Pro Piston Forged 4.087" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 0.0 cc YA0800ABP Primary Barrier Liner - initial

Primary Barrier Liner - initial layer offers high resistance to heat and aggressive fuels

Unique One-Piece Housing:

1968-1973 Mercedes-Benz 220

Aluminum Flywheel Assembly (two piece crank shaft seal) - 2

Air bleeds are contained in a plastic case that is designed to keep them separated and make them easily accessible

Speed Pro Speed Pro Piston Forged 4.087" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 0.0 cc YA0800ABP Primary Barrier Liner - initialFully updated skirt profiles Exclusive DUROSHIELD skirt coating. DUROSHIELD provides scuff resistance, reduced bore clearances and enhanced ring sealing. SPEED PRO POWERFORGED pistons are built to stringent specifications with a precision CNC machined dome and skirts and microfinished ring grooves. The manufacturing process ensures that piston weights within a boxed set will not vary more than 4 grams and that skirt sizes are matched to within 0.