With Reaper 521 (993525) cam shaft. FEULING M8 OIL COOLED cam chest kits include all necessary components from top to bottom of the cam chest conveniently packaged under 1 part number. These combination kits not only ensure each individual part is designed to work and function together but to do so in total harmony. These cam chest kits take the guess work out of the ordering process and guarantees the engine builder maximum reliability; peak performance and the coolest engine and oil temperatures obtainable.• Quieter and smoother engine operation• Increase oil pressure; scavenge volume and engine oil flow• 27% more pressure and scavenge gear volume over stock• 42% more scavenge volume with port sizing; matched passages and holes to the engine case• 46% more oil volume to the crankshaft and connecting rod bearing• 15-25 degree cooler engine temperatures• 15-30 degree cooler oil temperatures • 10-30 more PSI of oil pressure• Reduces wet sumping; blow by and oily air cleaners• Magnets in oil pump to help protect gears and pressure relief valve• Test results show 2 HP gain and 2 ft/lbs. of TQ gain to the rear wheel on Milwaukee Eight• NOTE: Feuling''s test results show a 50% reduction of engine sump oil level.993525 Reaper 521 CAM - Aggressive pulling power with a "nasty" sound; the REAPER 521 grind will shine in 114" and larger cubic inch engines with added compression ratio. Ported cylinder heads are not required but will complement the cam and add even more pu