RaceTec AutoTec Dished Forged Piston - 4.030 in Bore - GM LS-Series (Set of 8) 1001711 302-381 The steel shaft that spins

The steel shaft that spins the advance and reluctor receives a friction reducing coating plus is guided by a sealed ball bearing and long sintered bushing

A must in every racer's tool box

A sealed ball bearing guides the top of the shaft while an extra long sintered bushing stabilizes the lower portion

hardening or cracking of the spark plug wires and boots

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RaceTec AutoTec Dished Forged Piston - 4.030 in Bore - GM LS-Series (Set of 8) 1001711 302-381 The steel shaft that spinsRaceTec AutoTec Dished Forged Piston 4. 030 in Bore GM LS Series (Set of 8) Product Description: Piston AutoTec Dished Forged 4. 030 in Bore 1. 5 x 1. 5 x 3. 0 mm Ring Grooves Minus 20. 70 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