Speed Pro Speed Pro Piston Forged 4.080" Bore 5/64 x 3/32 x 3/16" Ring Grooves - Minus 10.0 cc HALCP26M tow vehicles and high performance

tow vehicles and high performance street cars where space allows

Custom contoured fitment for a snug tight finish

Especially formulated to soften tires and create bite

Two chromed safety pins

and maintain the excellent surface characteristics of Babbitt

Speed Pro Speed Pro Piston Forged 4.080" Bore 5/64 x 3/32 x 3/16" Ring Grooves - Minus 10.0 cc HALCP26M tow vehicles and high performanceFully 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.