The HP+ Camchest Kit delivers quieter, smoother engine operation and dramatically improved oil control for M-Eight Twin-Cooled™ and M-Eight Oil-Cooled motors. 🔧
Benefits and performance highlights:
- Quieter and smoother engine operation
- Increases oil pressure, scavenge volume and engine oil flow
- Eliminates wet sumping, blowby and oily air cleaners
- Heavy-duty .165" wall one-piece pushrod reduces valvetrain harmonics and increases valve lift
- 30% more pressure gear volume over stock for M-Eight Twin-Cooled™ motors
- 53% more scavenge gear volume over stock for M-Eight Twin-Cooled™ motors
- 27% more pressure and scavenge gear volume over stock for M-Eight Oil-Cooled motors
- 42% more scavenge volume with port sizing and matched passages for M-Eight Twin-Cooled™ and M-Eight Oil-Cooled motors
- 68% more oil volume to the crankshaft and connecting rod bearing
- Feuling test results show a 50% reduction of engine sump oil level
- 15–25° cooler engine temperatures and 15–30° cooler oil temperatures
- 10–30 psi more oil pressure
Kit includes: Feuling High Volume oil pump, High Flow billet camplate, Reaper® series camshaft, hydraulic roller lifters, fixed length pushrods, Timken/ Koyo cam bearing, rocker arm studs and nuts, gaskets, O-rings, ARP® cam/ crank fasteners, washers, moly lube and Loctite®.
Made in the USA. Not for '23-'24 models with 121\" VVT motors.