RaceTec AutoTec Forged Flat Top Piston - 4.130 in Bore - GM LS-Series (Set of 8) MLC-1G-4 Engine speed sweep test mode

Engine speed sweep test mode

leaving your hood looking showroom-floor-new

Turbo-Hydramatic 375 and M40 automatic transmissions

3/8 in NPT Male Outlet

1997-1998 Oldsmobile Regency

RaceTec AutoTec Forged Flat Top Piston - 4.130 in Bore - GM LS-Series (Set of 8) MLC-1G-4 Engine speed sweep test modeProduct 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