Part: Piston Kit Brand: Wiseco Part Number: 4718P4 Specifications Displacement: 1228 cc Bore - Standard: 3.000 in Bore - Actual: 3.538 in Bore - Oversize. Piston kit includes 1 - Piston, 1 - Ring Set, 1 - Wristpin, and 1 - Circlip Set unless otherwise noted in the "Notes:" above. Lightweight forging for instant throttle response and maximum torque. Computer engineered piston skirt profiles minimizes cylinder wall friction.Oversize kits require cylinder boring or sleeving. The item "Wiseco Piston Kit 3.538 in Harley Davidson Evo Sportster 883 1986-2011" is in sale since Saturday, November 25, 2017. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Pistons, Rings & Pistons Kits". The seller is "jawzys" and is located in Hinckley, Ohio. This item can be shipped worldwide.