Description & Size Guide
Quality stock replacement 3-7/8" (3.875") bore Twin Cam cylinder. Front & rear cylinders are identical. Dowel pins are included. Cylinders are sold each; without pistons; rings and gaskets. Stock replacement for 103" Twin Cam (with 4.375" stroke) and fits as big bore conversion cylinder for 88" to 95" bore (with OEM 88" 4.00" stroke). Note: Cylinders must be finish bored and honed to fit stock size pistons. Cylinders are sold without pistons and rings.
99-17 95"/103" Twin Cam (NU)
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