There’s no replacement for displacement! These 4” big bore cylinders with forged and coated KB pistons increase the displacement of an 88” Twin Cam to 97” and raise a 96” Twin Cam to a whopping 106” with no case machining. Both kits give you a 10:1 compression ratio. Available in black and natural finishes.
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97” Kit natural finish Fits Twin cam 88" models from 99-06
CCI PartNumber: 658650
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