For oil/air cooled models. Complete oil pump and cam support plate kit. A direct replacement for stock pumps and cam support plates. Blue anodized finished and precision machined from billet aluminum. Cam plate comes with bronze bushings and steel ''wear plate'' so plate body is protected from steel oil pump rotors; the passage plugs are removable for servicing. The oil pump comes with independent scavenge sections for flywheel cavity and cam chest; with debris screens in both scavenge pickups and a magnet in the cam chest to further help catch debris before it enters the pump. Oil flow on both feed and scavenge side is increased. The pressure relief valve is adjustable and can be adjusted with the pump in engine. - 20% flow increase on supply side and 52% flow increase on scavenge - Precision machined from billet aluminum - Independent scavenge sections for flywheel cavity and cam chest - Debris screens in both scavenge pickups - Magnet in cam chest to help prevent debris from entering pump - Increased flow capacity on both feed and scavenge side - Adjustable pressure relief valve can be adjusted with unit in engine - Passage plugs are removeable for servicing - Blue anodized finish- Replaces 62400178 & 62400238 oil pump assembly & 25400133 camshaft support plate.