S&S TWIN CAM BIG BORE KIT

Weight: 27.00

• Go from 96" to 106" for 2007-2012 Big Twins or go from 88" to 97" for 1996-2006 Big Twins.
• Largest bore that we feel can safely be used in a cylinder with a stock spigot O.D..
• Bolt-on 9 to 10 cubic inches - cylinders do not require crankcase machining to install.
• Increased fin area for better heat dissipation.
• Forged coated pistons are compatible with stock or S&S Super Stock^® 79cc & 89cc heads.
• Valve pocket recessed in S&S pistons are enlarged for oversize valves and higher lift cams.
• 11 fins and full fin pattern on cam side closely resembles OEM shape.
• S&S logo and part numbers are less conspicuous.
• Silver powder coat or wrinkle black powder coat cylinder finish color matches Harley-Davidson^® finish.

Kit Contains:

• Piston set with rings.
• Top end gasket kit.
• S&S cylinders.
• Installation instructions.

S&S CYCLE INC®
Silver Powder Coat Finished Bore Kit
Fits Big Twin models 1999/2006
88" to 97" Displacement

Not legal for sale or use in California, or on any pollution controlled vehicles.