Big Bore Kits Super Special
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.
Take an Additionsl $50 off our already discounted prices - Thats over $115 in Savings!
Enter Savings code BigBoreKit at checkout