Speed Pro Speed Pro Piston Forged 4.070" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 7.5 cc MT-X3-TM-MM-RDM crack and eventually turn to

crack and eventually turn to dust causing the springs to then rub against the bare metal control arms which will cause harsh vibration noises to transmit through the vehicles chassis when driving

Micro Sprint Nylon Chain Guide Tensioning System

ProClassic II

Wire Internet Updatable

Speed Pro Speed Pro Piston Forged 4.070" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 7.5 cc MT-X3-TM-MM-RDM crack and eventually turn toFully 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.