Akerly & Childs 4.020" Xtreme Piston Ring Compressor DK14247311FIASFI All Silver Bullet Throttle Body

All Silver Bullet Throttle Body Spacers are constructed from 6061-T6 billet aluminum precision machined for light weight

plus has a smaller shell to fit a youth’s body

User selectable units of measurement (US or Metric)

1-1/2 in OD Bushing

Akerly & Childs 4.020" Xtreme Piston Ring Compressor DK14247311FIASFI All Silver Bullet Throttle BodyPiston 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