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J and P Cycles
J&P Cycles, Inc. was founded by John and Jill Parham in 1979. It sells motorcycle components, apparel, and gear for the American V-twin motorcycle rider.
Detail
This engine is based on the long standing 103 Shovelhead style Sidewinder kit, which has been in the S&S catalog since 1976 The 103 is similar to our other Shovelhead style S&S engines, just bigger Features S&S Super Stock crankcases, S&S forged steel flywheels and connecting rods, S&S billet tappet guides with Evolution style S&S tappets, S&S Quickee pushrods, S&S billet rocker boxes, S&S forged roller rocker arms, and S&S 3-5/8 bore, engineering grade, cast iron, 3-5/8 bore cylinders with forged pistons Due to the displacement and compression ratio, an S&S Super G carb and S&S dual-plugged heads come as standard equipment The 103 is only offered in 1970-84 Alternator style, and comes with the S&S Super Stock Ignition System The 103 Shovelhead style S&S engine is .300 taller than a stock Shovelhead, which means that its not going to fit in a stock frame (Stock frames need to be modified to accommodate the extra engine height) To maximize engine life, all Shovelhead style S&S engines are built with the finest components, S&S forged steel connecting rods and flywheels are the industry standard for strength and durability High tensile cast iron cylinders are super strong and extremely wear resistant Engines Specifications are 3-5/8 Bore, 5 Stroke, 103 Displacement, S&S Forged Piston Type, 10.7:1 Compression Ratio Covered by a 2- year parts and labor warranty S&S engine are shipped without oil Not legal for sale or use in California on any pollution controlled motor vehicles Billet Rocker Box Material