107" 4" Bore Cylinder and Piston Kit For S&S V107 Engines For 1984-'99 Big Twins - Natural Aluminum
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107" 4" Bore Cylinder and Piston Kit For S&S V107 Engines For 1984-'99 Big Twins - Natural Aluminum

Item #: 91-7021
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$1,049.95

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This big bore cylinder and piston kit can be used as replacement for the cylinders and pistons for an S&S V107 engine or as the basis for a new engine build. Kit contains S&S 4" bore cylinders and forged flat dome pistons, rings, wrist pins, head and base gaskets. The cylinders are machined with the S&S bolt pattern and are intended for use in S&S Special Application crankcases1984-'99 big twins. This kit must be used with 4-1/4" stroke flywheels resulting in 107" displacement. Cylinder finish is a durable wrinkle black powder coat. This cylinder kit must be used with S&S cylinder heads with the S&S bolt pattern. For best performance, appropriate camshafts, performance air cleaner, performance exhaust and fuel system tuning are required.

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These cylinders can not be installed in stock crankcases