Akerly & Childs 4.250" Xtreme Piston Ring Compressor HASZ20CLAFDIRT Nissan / Chevrolet 2005-2018

Nissan / Chevrolet 2005-2018

this SB Chevy aluminum crank hub is NOT a harmonic damper

nut and washer are included

2A/1 and SFI 3

torsion bars or radius rods

Akerly & Childs 4.250" Xtreme Piston Ring Compressor HASZ20CLAFDIRT Nissan / Chevrolet 2005-2018Piston 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