Up for sale is a pair of Yamaha YAS1, YAS1C, YAS2 and AS3 con rod rebuild kits. The kit includes 2 new conrods, big and little end bearing, crank shims and also big end pins so everything needed to rebuild the crankshaft to like new. This will fit all models of AS twin cylinder engines. Postage to the USA and Australia is $28 for airmail tracked, Europe is $18. Please check out my other auctions for more vintage Yamaha and Kawasaki parts.