Rebuild kit fits 503 engines. Standard size piston, full gasket set with seals. Includes 2 pistons, 2 ring sets (2 rings per piston), 2 wrist pins, 2 wrist pin bearings, 4 circlips, crankshaft O-rings/ plugs, 2 base gaskets, 2 head gaskets, 4 exhaust gaskets, 4 intake gaskets, MAG and PTO seals.Piston is Teflon - molybdenum coated to reduce friction, resist seizure and improve durability. Standard size piston (71.93mm). This kit is for 1990 and newer engines which has same size MAG and PTO seals. See our other ad for 1989 and older engines which have smaller MAG seal. We don't just sell belts, blades, skirts and covers, we sell it all. We have been in the Hovercraft business for over 20 years. Starting as an enthusiast, then racing in the 80's and still today!
, joining SCAT's factory race team. We have the expertise to help you with your Hovercraft, no matter what kind. Thank you for your business. I f you have any questions please contact me.The item "Rotax 503 rebld kit Pistons Gasket Set Hovercraft airboat ultralightRB503POST" is in sale since Wednesday, June 7, 2017. This item is in the category "eBay Motors\Parts & Accessories\Other".
The seller is "hovercraftdepotllc" and is located in Gravois Mills, Missouri. This item can be shipped to United States, Canada.