107 cubic inch Bolt-on big bore kit, for Twin Cam 07 and later H-D models (includes 06 Dyna)
(For use with screaming eagle 103" Kit) **No Case Boring** is required
This top end set will create more horsepower and engine life due to their cooler running temperature
This is the best high performance top end set available
Cylinder and piston kits come complete with one piece, all aerospace grade aluminum nickel-silicon carbide plated bore cylinders, complete forged piston kit and cometic head and base gasket kit!
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