Cushman OMC Engine Parts | X-TREMEDIST.COM › 826177 ONE (1) NEW OEM KEIHIN CARB TINY O-RING CUSHMAN PART FOR THE IDLE MIXTURE SCREW OMC 18HP 22HP TRUCKSTER HAULSTER. Image 1 of 1 826177 ONE (1) NEW OEM KEIHIN CARB TINY O-RING CUSHMAN PART FOR THE IDLE MIXTURE SCREW OMC 18HP 22HP TRUCKSTER HAULSTER. $1.99 CONTINUE SHOPPINGFOR THE 18HP OR 22HP OMC KEIHIN (KEIHEN, KEI-HIN) CARB/CARBURETOR.APPLICATIONS MAY VARY. Get notified by email when this product is in stock. Add To Cart Added! CONTINUE SHOPPINGFOR THE 18HP OR 22HP OMC KEIHIN (KEIHEN, KEI-HIN) CARB/CARBURETOR.APPLICATIONS MAY VARY. Reviews Reviewer Name Review Date Star Rating Description Posted on Etsy Product Show More You Might Also Like 885021 ONE (1) NEW KEIHIN CARB ACCELERATOR PUMP BLACK RUBBER DIAPHRAM WITH FLAT METAL CENTER CUSHMAN PART $14.99 Sold Out 826935-ONE (1) NEW OEM KEIHIN CARB ACCELERATOR PUMP ROD CUSHMAN PART $39.99 826764-ONE (1) NEW OEM KEIHIN CARB THROTTLE LEVER CUSHMAN TRUCKSTER HAULSTER PART OMC $12.99 826171 ONE (1) NEW OEM KEIHIN CARB BLACK RUBBER NITRILE SPECIAL O-RING BOWL GASKET CUSHMAN PART. $19.99 Sold Out 111767 ONE (1) NEW OMC CARB MOUNTING GASKET TO REPLACE CUSHMAN PART FOR KEIHIN, WALBRO, OR ZENITH AND MORE. $5.50