Cushman OMC Engine Parts | X-TREMEDIST.COM › 510499 ONE (1) NEW OMC TIMER SHAFT BLACK SEAL TO REPLACE CUSHMAN PART. Image 1 of 2 Image 2 of 2 510499 ONE (1) NEW OMC TIMER SHAFT BLACK SEAL TO REPLACE CUSHMAN PART. $12.99 CONTINUE SHOPPINGUsually found in the cushman truckster/haulster VEHICLES. THIS IS FOR THE 9HP, 18HP, AND 22HP OMC AIR COOLED ENGINES. Get notified by email when this product is in stock. Quantity: Add To Cart Added! CONTINUE SHOPPINGUsually found in the cushman truckster/haulster VEHICLES. THIS IS FOR THE 9HP, 18HP, AND 22HP OMC AIR COOLED ENGINES. Reviews Reviewer Name Review Date Star Rating Description Posted on Etsy Product Show More You Might Also Like 160410 ONE (1) USED OEM OMC TIMER CARRIER AND 4-WEIGHT ASSEMBLY CUSHMAN PART TRUCKSTER HAULSTER FOR 18HP 22HP ENGINE. $19.99 Sold Out 111814/111816 ONE (1) USED OEM OMC TIMER THRUST WASHER KIT CUSHMAN PART TRUCKSTER HAULSTER FOR 18HP 22HP ENGINE. $1.99 111824 ONE (1) USED OEM OMC TIMER STUD KIT CUSHMAN PART TRUCKSTER HAULSTER FOR 18HP 22HP ENGINE. $4.99 510543/510599 ONE (1) NEW OMC TIMER CLAMP (BAIL) SPRING CLIP CUSHMAN PART TRUCKSTER HAULSTER.. $29.99 Sold Out 110895 ONE (1) NEW OEM OMC 3-15/16" TIMER/GOVERNOR CONTROL SPRING CUSHMAN PART. $10.99