Speed Pro Speed Pro Piston Forged 4.124" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 21.0 cc Shocks Wrap around seat belt pull

Wrap around seat belt pull up

This is the ideal spring for customers looking for a performance spring

DT50 utilizes advanced mPAO synthetic base oils to provide protection for high operating temperature turbocharged engines

Fuel pressure regulator is required

1975-1985 Oldsmobile Custom Cruiser

Speed Pro Speed Pro Piston Forged 4.124" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 21.0 cc Shocks Wrap around seat belt pullFully 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.