- Increased fin area for better heat dissipation
- Increase bore size from 3.750″ to 3.927″
- 4.375″ stroke, 10.0:1 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 USA
- EFI system must be recalibrated.
Engine
106″ Hot Set Up® Kit – 3.967″ Bore – Wrinkle Black – Twin Cam
$2,143.95
106″ Hot Set Up® Kit – 3.967″ Bore – Wrinkle Black – Twin Cam
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