Cushman OMC Engine Parts | X-TREMEDIST.COM › 111773 ONE (1) NEW OIL FILLER BODY GASKET TO REPLACE CUSHMAN PART FOR THE OMC ENGINE. Image 1 of 1 111773 ONE (1) NEW OIL FILLER BODY GASKET TO REPLACE CUSHMAN PART FOR THE OMC ENGINE. $2.50 CONTINUE SHOPPINGTHIS IS for the 18HP OR 22HP AIR COOLED OMC engine usually in the cushman truckster/haulster.OTHER OMC GASKETS. Get notified by email when this product is in stock. Quantity: Add To Cart Added! CONTINUE SHOPPINGTHIS IS for the 18HP OR 22HP AIR COOLED OMC engine usually in the cushman truckster/haulster.OTHER OMC GASKETS. Reviews Reviewer Name Review Date Star Rating Description Posted on Etsy Product Show More You Might Also Like 111836/837359 ONE (1) NEW OMC 18HP 22HP ENGINE OIL FILTER TO REPLACE CUSHMAN PART $9.99 111726 ONE (1) NEW OIL STRAINER COVER GASKET OMC TO REPLACE TRUCKSTER HAULSTER CUSHMAN PART. $7.50 111783/111792 TWO (2) NEW PRESSURE RELEASE VALVE HOUSING OIL SUPPLY GASKETS OMC TO REPLACE CUSHMAN PART. $7.99 111775 ONE (1) NEW OIL PUMP COVER SQUARE O-RING NITRILE-70 BUNA-N GASKET OMC TO REPLACE CUSHMAN PART $3.50 111745 ONE (1) NEW OIL DRAIN BLOCK GASKET OMC TO REPLACE CUSHMAN PART. $2.50