S&S T124 Long Block Engine With Easy Start Camshafts For Harley Touring Features: No fuel or ignition systems included, upgrade to your choice of performance intake, throttle body, and ignition Special machined heads to fit stock length manifolds (S&S manifold size 405) Super Stock T2 crankcase, which is stock looking, but stronger Thicker wall made of 356-T6 aircraft grade aluminum Three piece flywheel assemblies with the main shaft integrated into the flywheel forging, continuing to keep the stock diameter crankpin Stronger design due to superior materials, updated production techniques, and patent pending designs S&S high flow oil pump and cam cover Stock 96 Twin Cam bolt pattern Forged piston 4-1/8 bore 4-5/8 stroke Includes S&S 640 gear driven cams Requires oil line installation kit 725-169 S&S engines are shipped without oil 2 Year Warranty