Wiseco

K1688

Wiseco K1688 3.528 Bore 10.5:1 Compression Ratio Domed Forged Piston Kit

Pistons

Fits: All Harley-Davidson 1200 Evo Sportster engines 1988-2003, 1100 Evo Sportster engines 1986-1987, all Evo Sportster engines and Buell models with stock 1200 heads
73 cubic inch (1200 cubic capacity) kit includes 10.5:1 compression ratio domed pistons, rings, circlips, chrome piston pins
Each Wiseco piston is designed with the proper installed clearance to produce the most power, least wear, and best seal at running temperature, for each application
Dedicated forgings are used for superior strength to weight ratio utilizing aerospace alloy with a dome designed for improved flame travel and detailed skirt shape and profiles for stability and smooth operation in the cylinder bore

Dedicated forgings are used for superior strength to weight ratio utilizing aerospace alloy with a dome designed for improved flame travel and detailed skirt shape and profiles for stability and smooth operation in the cylinder bore. Each Wiseco piston is designed with the proper installed clearance to produce the most power, least wear, and best seal at running temperature, for each application. Compared to cast pistons, forgings are tougher and more durable, and will stand up to the abuse that high performance motorsport applications require. 10.5:1 compression ratio domed piston. Includes: Forged pistons, rings, circlips, chrome piston pins. Total displacement: 1221 cubic capacity; cylinder bore: 3.528 inch; stroke: 3.812 inch.

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