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 111920/817310/881595 ONE (1) NEW OMC OIL WARNING PRESSURE SWITCH TO REPLACE CUSHMAN PART WITH ONE PRONG/TERMINAL AND ONE THREADED SIDE 1/8"-27 NPT. $12.99 111775 ONE (1) NEW OIL PUMP COVER SQUARE O-RING NITRILE-70 BUNA-N GASKET OMC TO REPLACE CUSHMAN PART $3.50 111784 ONE (1) NEW OIL FILLER CAP GASKET TO REPLACE CUSHMAN PART FOR THE OMC ENGINE. $2.50 160380 ONE (1) USED OEM OMC OIL DRIVE SHAFT WITH RING CUSHMAN PART FOR THE 18HP OR 22HP AIR COOLED ENGINE. $19.99 Sold Out 111810 ONE (1) USED OEM OMC OIL SUPPLY TUBE CUSHMAN PART FOR THE 18HP OR 22HP AIR COOLED ENGINE. $19.99