S&S<sup>®</sup> 4-1/2" Stroke Flywheel Assembly For S&S<sup>®</sup> 93" KN93 Alt/Gen Engines For 1970-'99 HD<sup>®</sup> Big Twin Chassis
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S&S® 4-1/2" Stroke Flywheel Assembly For S&S® 93" KN93 Alt/Gen Engines For 1970-'99 HD® Big Twin Chassis

Item #: 106-4658
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This 4-1/2" stroke 8-1/2" diameter flywheel assembly replaces the original flywheels in S&S® 93" KN93 engines with Altenator/Generator style crankcases for custom applications using 1970-'99 style chassis. Flywheels are CNC machined from heat-treated, closed die, steel forgings, and are stronger than cast iron or late style steel flywheels. Dynamically balanced and fully assembled with premium quaility S&S® mainshafts and heavy duty 7.440" connecting rods.

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The sprocket shaft in this assembly is 1970-'99 style for engines with alternator drive sides. Requires a transmission with 1970-'99 length mainshaft.