Cometic, cylinder base gasket. .005" copper 3-5/8" bore - 84-99 Evo B.T. with 3-5/8 big bore cylinders (NU) 926129 Oversize replacement for OEM 24621-40

Oversize replacement for OEM 24621-40 (STD) and 26623-40 (+

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Note: Material may have to be removed from the inner surface of the OEM gear cover before installation of the S&S outer drive gears (which are required and available as 503577)

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A ergonomic design creeper seat with 4 castor wheels (360 degree rotating wheels) for unrivaled maneuverability

Cometic, cylinder base gasket. .005" copper 3-5/8" bore - 84-99 Evo B.T. with 3-5/8 big bore cylinders (NU) 926129 Oversize replacement for OEM 24621-40'Type A' gasket. 3 5 8" big bore copper gasket. Type A gasket explained: The 'Type A' gasket is the early type introduced on the 1984 Evolution Big Twin models, and can be used on all of the 84 99 Evo Big Twin models and will follow the contoures of the cylinder base perfectly. They will fit 86 22 Evo XL, but stick out at the cylinder base. Both type 'A' and type 'B' have identical inner bore diameter, oil hole and stud hole locations. Gaskets for