S&S CYCLE 106" Big Bore Hot Set Up Kit® Without Cylinder Heads For '07-'17 Big Twins - Wrinkle Black - 900-0354

This 106" big bore Hot Set Up Kit^® is easy to install. No machining or rebalanceing is required, and the engine does not need to be removed from the chassis. This kit includes S&S 3.927" bore pistons, big bore cylinders finished in wrinkle black powder coat, S&S 585C chain drive Easy Start camshafts, S&S chromoly steel adjustable pushrods, and S&S high performance tappets. The resulting 106" engine has a compression ratio of 10:1, and is stock height, so there are no frame clearance problems, and a stock EFI Throttle body will fit. No fuel or ignition system is included, However, for the best results, a larger throttle body, performance air cleaner, and performance exhaust are recommended. The EFI system must be recalibrated.

• Increased fin area for better heat dissipation
• Increase bore size from 3.750" to 3.927"
• 4 3/8" stroke, 10:1 compression with stock heads
• Easy installation; no machining or rebalancing required
• Forged coated pistons are compatible with stock or S&S Super Stock 79cc and 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 of cylinders closely resembles OEM shape
• Kit includes; S&S cylinders with gaskets, piston set with rings, top end gasket kit, pushrods, tappets, 585CE chain-drive easy start cams and instructions
• A fuel system is not included
• Made in the U.S.A.
  
  NOTE: Not for Twin Cooled.
  NOTE: These kits require EFI tuning. S&S recommends Dynojet® Power Vision® flash tuners. Not for models with Twin Cooled Heads Not legal for sale or use on CA or EPA pollution controlled motorcycles.

Fitment Guide

Specs