Speed Pro Speed Pro Piston Forged 4.280" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 4.9 cc Handheld Radio Jumper Cables & Adapters turbocharger bearings and cylinder bores

turbocharger bearings and cylinder bores

Open Drive

005" in diameter keeping fuel systems clean

or nitrous bottle pressure

Speed Pro Speed Pro Piston Forged 4.280" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 4.9 cc Handheld Radio Jumper Cables & Adapters turbocharger bearings and cylinder boresFully 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.