RaceTec AutoTec Forged Flat Top Piston - 4.130 in Bore - GM LS-Series (Set of 8) Fuel Pressure Isolator Dirt track racers enjoy the

Dirt track racers enjoy the positive response and smooth engagement qualities that won't upset the car during light braking on dry-slick race tracks

Needs extended rev limit and better exhaust

28 "W X 12"H X 15"D

Improves Throttle Response

5 mm Hub - 5 x 4

RaceTec AutoTec Forged Flat Top Piston - 4.130 in Bore - GM LS-Series (Set of 8) Fuel Pressure Isolator Dirt track racers enjoy theProduct Description: Piston AutoTec Forged Flat Top 4. 130 in Bore 1. 5 x 1. 5 x 3. 0 mm Ring Grooves Minus 4. 10 cc GM LS Series Set of 8 RaceTec Pistons was founded by Wayne Brooks, and is his second venture into the piston manufacturing industry. In addition to owning a successful aerospace manufacturing company for years, Wayne was an avid racer. He has always modified engines, and has raced everythingboats, motorcycles, even airplanes. Wayne was