RaceTec AutoTec Dished Forged Piston - 4.040 in Bore - Small Block Chevy (Set of 8) 1001632 WEA39814 Firewall Boot

Firewall Boot

Using an all new design and polymer

It is 1" thick

Premium DOD 5

They include valve guides and seats installed with no intake pushrod holes

RaceTec AutoTec Dished Forged Piston - 4.040 in Bore - Small Block Chevy (Set of 8) 1001632 WEA39814 Firewall BootRaceTec AutoTec Dished Forged Piston 4. 040 in Bore Small Block Chevy (Set of 8) Product Description: Piston AutoTec Dished Forged 4. 040 in Bore 1. 5 x 1. 5 x 3. 0 mm Ring Grooves Minus 19. 40 cc Small Block Chevy 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