MerCruiser Oildyne (Design 2/3) Power Trim Pump Motor Metal Reservoir Valve Body Flywheel Housing Notable OMC Part Numbers 979841

Notable OMC Part Numbers 979841 / 0979841 Oil Line Drain Suction Tube Assembly

or one of the part numbers listed above (you can see in my pictures where the part number is located

(you can always swap this out with your cam if you have too)

0981350 Cast # 909325

Alpha One™ MR & Gen I & Gen II

MerCruiser Oildyne (Design 2/3) Power Trim Pump Motor Metal Reservoir Valve Body Flywheel Housing Notable OMC Part Numbers 979841Part Number(s) Included MerCruiser Oildyne Pump Valve Body Assembly (14336A20 14336A25 14336A31 865380A03) (For Pumps Using Metal Reservoir NOT PLASTIC Newer ones found in the late 80's & beyond) This was the older (but not oldest) style of Valve Body they used. This still has the brass fitting However this no longer had the manual release valve that they discontinued for the newer models Please see my info graphic to help determine which one you