Always check your snowmobile for damaged or worn parts before you hit the trails. Finding and fixing a problem at home is 100% easier than having a part break when you are up on the mountainside. When you find a worn or damaged part on your 1990 Yamaha snowmobile, always replace it with genuine OEM parts. Unlike aftermarket parts, with OEM parts you get reliability and durability. Partzilla carries OEM parts for all 1990 Yamaha snowmobile models at deeply discounted prices!