Akerly & Childs 4.060" Xtreme Piston Ring Compressor BR10023 4340 steel or titanium

4340 steel or titanium

The MAC-1X pumper features a single powerful motor nested within the filter to reduce overall size

Carbon Fiber

Silver Bullet throttle body spacers create turbulence in the air flow just prior to entry into the engine increasing horsepower

3/4 in NPT Female Inlet / Outlet

Akerly & Childs 4.060" Xtreme Piston Ring Compressor BR10023 4340 steel or titaniumPiston 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