RaceTec AutoTec Forged Flat Top Piston - 4.005 in Bore - GM LS-Series (Set of 8) RPCR8471 The balance of the assembly

The balance of the assembly depends primarily upon the concentricity of the fan clutch with the pump shaft

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RaceTec AutoTec Forged Flat Top Piston - 4.005 in Bore - GM LS-Series (Set of 8) RPCR8471 The balance of the assemblyProduct Description: Piston AutoTec Forged Flat Top 4. 005 in Bore 1. 5 x 1. 5 x 3. 0 mm Ring Grooves Minus 3. 30 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