Graded Valve Tappet, 3.650, Part 5139458-365, and all other Polaris Engineered service parts, deliver unmatched performance and fit for your vehicle. Each one is extensively tested in the field and meticulously crafted to match your machine. All service parts are engineered specifically for your machine. Which means everything is designed, tested and perfected to maximize the life of your ride. Getting Polaris Engineered parts is a decision that pays off in the long run, because it ensures there is a long run. Brand Polaris Model 5139458-365 Exterior Painted Item Weight 1.6 ounces Manufacturer Polaris Safety Rating Other OEM Part Number 5139458-365 Item model number 5139458-365 Product Dimensions 10 x 6 x 1 inches Manufacturer Part Number 5139458-365 Is Discontinued By Manufacturer No