100ci Big Bore Kit – Silver. Fits Twin Cam 1999-2006

Product Details







Features & Benefits:-* Upgrades Twin Cam 88ci to 100ci.* Cast Ductile Iron Liner; Increases Thermal Conductivity, Aids in Heat dissipation & Improves Ring Seal.* Includes 8.75cc pop up Dome Forged Pistons.* Includes 0.045? Head Gaskets.* 4.00? Bore with 4.00? Stroke = 100ci* 10.5:1 Compression Ratio with Stock 85cc Heads.* 10.1:1 Compression Ratio with S&S 89cc Heads # SS106-4270Suggested Additional Purchase:Dual spray piston cooling jet kit # SS310-1251Tech Tips:-* Use care during assembly to avoid damage to Cylinder Spigots.* Ring gaps must be checked & Recorded by the assembling Technician.* Piston to Cylinder Clearance must be checked by the assembling Technician and Cylinders honed with torque plates fitted if required.* Rev Limit should be set at 2500 rpm for the first 80klm.* Rev Limit should then be set at 3500 rpm for a further 1,500klm.* To prevent Detonation, Over fuelling etc a Proven EFI Map is required to adjust the Factory Fuel & Timing Calibrations & bring your Engine into Equilibrium with your new Mods.* Will Not Fit with S&S 79cc Heads.Proudly Made in the USA by S&S Cycle !
MFR PART No: 910-0642

ROLLIES PART No: SS910-0642






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