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    S&S® 3-7/16" +.030" Bore Cast Piston Kits For 1937-'41 80" HD® UL Models.

    Item #: 920-0038
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    Product is currently on backorder. You may still order this product. The product will ship within 7 days.


    These 3-7/6" bore cast pistons are a direct replacement for 1937-'41 80 UL sidevalve engines. +.030"

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