Speed Pro Speed Pro Piston Forged 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 2.7 cc Mobile Radio Mobile Radio Radio Components Remove the center dash cover

Remove the center dash cover plate with the switch holes embossed into it

1987-1991 GMC V3500

Designed and manufactured by Eaton exclusively for use with Aeroquip StartLite(R) lightweight hose

Fits 73-88 GM midsize rear control arms

treats 3 to 5 gallons or 13

Speed Pro Speed Pro Piston Forged 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 2.7 cc Mobile Radio Mobile Radio Radio Components Remove the center dash coverFully 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.