Akerly & Childs 4.155" Xtreme Piston Ring Compressor R0400033XL ALL52132) mounts horizontally through a

ALL52132) mounts horizontally through a 3/4" hole

Aluminum timing cover fits most SB Mopar “LA” series blocks with driver’s side timing marks including 273

GM A-Body 1970-72

computer-designed

Aeromotive Fuel Systems has become the absolute pinnacle of performance fuel delivery

Akerly & Childs 4.155" Xtreme Piston Ring Compressor R0400033XL ALL52132) mounts horizontally through aPiston installation is as important a procedure as any other during engine assembly. That is why Akerly & Childs Xtreme ring compressors are manufactured with the engine builder in mind. All compressors are machined with a step at the bottom to clear block o rings when used. Xtreme compressors are manufactured from aircraft quality 6061T6 heat treated aluminum and then hard anodized for long life. Akerly & Childs over 50 years experience in racing