Speed Pro Speed Pro Piston Forged 4.165" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 18.0 cc 20600L GMRS mobile transceiver

GMRS mobile transceiver

best with 2000+ stall and gears

red LED HaloTM

increasing cooling ability

PBE SELF-ETCHING

Speed Pro Speed Pro Piston Forged 4.165" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 18.0 cc 20600L GMRS mobile transceiverFully 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.