MidUSA

S&S TWIN CAM BIG BORE KIT

$1,069
  • 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 diameter
  • 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
Silver Powder Coat Finished Bore Kit
Fits Big Twin models 1999/2006
88" to 97" Displacement


By: S&S CYCLE INC