Part: Top End Kit - Gaskets not included Brand: Wiseco Part Number: K1643 Specifications Displacement: 1361 cc Bore - Standard: 3.498 in Bore - Actual: 3.528 in Bore - Oversize. Kit includes, forged piston(s), rings, wrist pins and circlips for one motor, unless otherwise noted. Forged from high-silicon alloy for maximum strength and dependability. Delivers durability, longevity and increased horsepower.Innovative forging design and piston skirt provide maximum horsepower and torque. The item "Wiseco Top End Kit 3.528 in 8.51 Harley Davidson Evo Big Twin 1340 1984-1999" is in sale since Sunday, July 5, 2015. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Big Bore & Top End Kits". The seller is "jawzys" and is located in Hinckley, Ohio. This item can be shipped worldwide.