Rotax 503 rebuild kit Pistons Gasket Set - Hovercraft airboat ultralight RB503

Description

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). Over size available at same price, contact us for .5mm oversize.
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,
Buying out Scats inventory when they folded, designing and manufacturing the Air Commander Hovercraft, and now Hovercraft Depot.
We have the expertise to help you with your Hovercraft, no matter what kind. So don't buy the cheapest part, buy the best part from a company that has been there and will continue
to be there.
Thank you for your business.  I
f you have any questions please contact me. www hovercraftdepot com
Thank you.
Gary
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WWW.HOVERCRAFTDEPOT.COM
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