Cushman OMC Engine Parts | X-TREMEDIST.COM › 111745 ONE (1) NEW OIL DRAIN BLOCK GASKET OMC TO REPLACE CUSHMAN PART. Image 1 of 1 111745 ONE (1) NEW OIL DRAIN BLOCK GASKET OMC TO REPLACE CUSHMAN PART. $2.50 CONTINUE SHOPPINGUSUALLY FOUND IN THE 18HP OR 22HP OMC AIR COOLED ENGINE.OTHER CUSHMAN OMC GASKETS. Get notified by email when this product is in stock. Quantity: Add To Cart Added! CONTINUE SHOPPINGUSUALLY FOUND IN THE 18HP OR 22HP OMC AIR COOLED ENGINE.OTHER CUSHMAN OMC GASKETS. Reviews Reviewer Name Review Date Star Rating Description Posted on Etsy Product Show More You Might Also Like 111775 ONE (1) NEW OIL PUMP COVER SQUARE O-RING NITRILE-70 BUNA-N GASKET OMC TO REPLACE CUSHMAN PART $2.50 Sold Out 111836/837359 ONE (1) NEW OMC 18HP 22HP ENGINE OIL FILTER TO REPLACE CUSHMAN PART $9.99 111783/111792 TWO (2) NEW PRESSURE RELEASE VALVE HOUSING OIL SUPPLY GASKETS OMC TO REPLACE CUSHMAN PART. $6.99 111726 ONE (1) NEW OIL STRAINER COVER GASKET OMC TO REPLACE TRUCKSTER HAULSTER CUSHMAN PART. $7.50 111810 ONE (1) USED OEM OMC OIL SUPPLY TUBE CUSHMAN PART FOR THE 18HP OR 22HP AIR COOLED ENGINE. $19.99