Quieter and smoother engine operation
Increase oil pressure, scavenge volume and engine oil flow
Eliminate wet sumping, blowby and oily air cleaners
Heavy-duty .165in. wall one piece pushrods reduce valvetrain harmonics and increase valve lift
Kits include: 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
HP+ Series kits includes a billet 6061 aluminum high volume oil pump, High Flow camplate, HP+ hydraulic roller lifters and cam installation kit
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, matched passages and holes to the engine case for M-Eight Twin-Cooled motors and M-Eight Oil-Cooled motors
68% more oil volume to the crankshaft and connecting rod bearing for M-Eight Twin-Cooled motors and M-Eight Oil-Cooled motors
15-25 degree cooler engine temperatures for M-Eight Twin-Cooled motors and M-Eight Oil-Cooled motors
15-30 degree cooler oil temperatures for M-Eight Twin-Cooled motors and M-Eight Oil-Cooled motors
10-30 more PSI of oil pressure for M-Eight Twin-Cooled motors and M-Eight Oil-Cooled motors
Made in the U.S.A.
Specifications| Application | Exhaust / Intake |
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| Exhaust Duration | 238° |
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| Intake Lift | 0.468" |
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| Intake Open | 8° |
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| Exhaust Open | 50.7° |
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| Intake Duration | 213° |
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| Model | HP+® |
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| Exhaust Lift at TDC | 0.110" |
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| Exhaust Lift | 0.472" |
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| Grind | 472 Series |
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| Type | Chain |
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| Exhaust Lobe Centerline | 111.5° |
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| Features | Center/Water Cooled |
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| Exhaust Close | 7.75° |
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| Intake Close | 25° |
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| Intake Lift at TDC | 0.117" |
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| Product Name | Camchest Kit |
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| Intake Lobe Centerline | 98.5° |
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