Seller notes

Upgrade your engine with the Wiseco 88.50mm Ring Set 3484TD, designed specifically for 1986 Yamaha YZ490. This high-performance kit enhances engine efficiency and longevity with its premium build. Fits: 1986 Yamaha YZ490 Optimal Sealing: Engineered to reduce blow-by and boost horsepower. Easy Installation: User-friendly design for quick setup. Durable Materials: Crafted from premium alloy for long-lasting performance. Set Includes: Top rings, second rings, and oil rings. Transform your riding ex...

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