Wiseco W5704 Top-End Gasket Kit for 1987-92 Yamaha YSR50 - 40.00-42.00mm MPN_NA-40008R Fits: 1989 Ski-Doo Formula Mach

Fits: 1989 Ski-Doo Formula Mach 1

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Wiseco W5704 Top-End Gasket Kit for 1987-92 Yamaha YSR50 - 40.00-42.00mm MPN_NA-40008R Fits: 1989 Ski-Doo Formula MachWiseco Performance Top End Gasket Kit Part Number: W5704 Piston Size: 40. 00 42. 00mm Wiseco gasket kits are made from the highest quality materials. Each gasket kit is sourced in house to find the most reliable, high quality suppliers available Ensures a critical seal and superior durability that meets and exceeds OEM specifications Contains all the necessary gaskets and O rings to rebuild your top end. Fits: 1987 92 Yamaha YSR50 Product Details Tire