WARNING: This product can expose you to chemicals that are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.Enjoy the peace of mind that every HPA built twin-turbo owner does and protect yourself against engine knock.
_x000D_For high boost/HP applications, HPAs kit reduces your compression to 7:1, allowing your tuner to optimize ignition maps for varying fuel quality and octane grades.
_x000D_Laser cut and precision ground, our steel head plates ensure perfect fitment. The lengthened timing chain is held under tension with our upgraded piston assembly, where HPA has integrated a clean oil source pick up for your turbo or supercharger hardware.
_x000D_A set of OEM head gaskets together with head bolts provide everything you need to complete your long block build.
_x000D_Included with the Compression Reduction Kit:
_x000D_- _x000D_
- Steel Head Spacer _x000D_
- OEM Head Gaskets (2) _x000D_
- OEM Head Bolts _x000D_
- Oil Feed Pick Up Fitting / Line _x000D_
- Tensioner Piston _x000D_
- Lengthened OEM Timing Chain _x000D_
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