Akerly & Childs 4.155" Xtreme Piston Ring Compressor HBAFAN These 220cc aluminum cyilnder heads

These 220cc aluminum cyilnder heads are available in either standard port or spread port exhaust configurations

motorcycling and bicycling

highly specialized silicone magnetic steel core

The holders have a 5/8" male RH thread and a 3/8" hole

1968-1974 GMC C15/C1500 Pickup

Akerly & Childs 4.155" Xtreme Piston Ring Compressor HBAFAN These 220cc aluminum cyilnder headsPiston 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