Speed Pro Speed Pro Piston Forged 4.060" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 6.1 cc 35453SMLBK Sold in precut lengths of

Sold in precut lengths of 3

from 100% premium stainless steel for highest quality

1976-1985 Chevrolet K20

90 Degree Angle

Speed Pro Speed Pro Piston Forged 4.060" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 6.1 cc 35453SMLBK Sold in precut lengths ofFully 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.