* 4in. Bore Cylinder and piston kit. (No case machining required.)

* S&S 585 Easy Start Chain Drive Cams.

* TC3 Oil Pump & TC3 Cam Plate.

* S&S cam chain tensioners.

* Quickee Adjustable Pushrods with Chrome Covers.

* S&S Premium Tappets.

* 10.5:1 Compression with OEM Heads.

* 10.3:1 Compression with S&S Heads # SS106-3240.

Tech 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 & 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 Equilibriumwith your new Mods.

Proudly Made in the USA by S&S Cycle !

* Fits Softail 2007-2017 with Twin Cam B Engine.

* This 124ci big bore/stroker Hot Set Up Kit transforms a stock engine into a 124ci monster.

* Includes S&S 4-1/8in. bore pistons.

* Includes big bore cylinders finished in wrinkle black powder coat.

* Includes a dynamically balanced 4-5/8in. stroke three piece flywheel assembly complete with S&S heavy duty connecting rods & intergal mainshafts.

* Includes S&S 640 gear drive Easy Start camshafts.

* Includes S&S chromoly steel adjustable pushrods.

* Includes S&S premium tappets

* Includes S&S Super Stock 91cc cylinder heads.

* When installed the kit yields a 124ci engine with a compression ratio of 10.8:1

* Although the engine is .960in. taller than stock, there are no frame clearance problems.

* A stock EFI Throttle body will fit because the manifold mounting surfaces of the heads have been specially machined to fit a stock length manifold.

* No fuel or ignition system is included.

* However, for the best results, a larger EFI throttle body, performance intake and performance exhaust are recommended.

* The EFI system must be recalibrated.

Tech Tips:-

* Fits Softail Only.

* Requires the following items to complete the installation:-

1. Throttle Body, Manifold, Flanges & Seal Kit # HPI-58D6-18

2. Maximus Tuner # TR4-002-002 or similar.

3. Crankcase Machining, Timken Bearing # SS31-4013, Replacement Timken Sleeve # JM-956 & Complete Timken Bearing Conversion Tool # JM-959 if required.

4. Stock crankcases require machining to accept 4-1/8in. cylinders.

Proudly Made in the USA by S&S Cycle !

* The S&S 124ci Hot Set Up Kit allows owners of Twin Cam 88 B to upgrade their stock 88ci engines to 124ci using the stock crankcases.

* This version of the 124ci Hot Set Up Kit which is highly recommended, features S&S Super Stock cylinder heads and a compression ratio of 10.8:1.

* Kits with S&S heads are machined special to compensate for engine height change to accomodate a stock length manifold.

* When using a kit with stock cylinder heads, S&Srecommends using the appropriate length manifold.

* For a 124ci with stock OEM cylinder heads, the standard manifold length is 417.

Tech Tips:-

* Requires the following items to complete the installation.

* Throttle Body, Manifold, Flanges & Seal Kit # HPI-58D1-18 or #

SS11-0451 for Carburettor Models.

* Maximus Tuner # TR4-002-002 or similar.

3. Crankcase Machining, Timken Bearing # SS31-4013, Replacement Timken Sleeve # JM-956 & Complete Timken Bearing Conversion Tool # JM-959 if required.

Proudly Made in the USA by S&S Cycle !

* Fits Dyna 2006-2017 & Touring Models 2007-2016 with Twin Cam A Engine. EXCEPT Twin-Cooled/Water Cooled models

* This 124ci big bore/stroker Hot Set Up Kit transforms a stock engine into a 124ci monster.

* Includes S&S 4-1/8in. bore pistons.

* Includes big bore cylinders finished in wrinkle black powder coat.

* Includes a dynamically balanced 4-5/8in. stroke three piece flywheel assembly complete with S&S heavy duty connecting rods & intergalmainshafts.

* Includes S&S 640 gear drive Easy Start camshafts.

* Includes S&S chromoly steel adjustable pushrods.

* Includes S&S premium tappets

* Includes S&S Super Stock 91cc cylinder heads.

* When installed the kit yields a 124ci engine with a compression ratio of 10.8:1

* Although the engine is .960in. taller than stock, there are no frame clearance problems.

* A stock EFI Throttle body will fit because the manifold mounting surfaces of the headshave been specially machined to fit a stock length manifold.

* No fuel or ignition system is included.

* However, for the best results, a larger EFI throttle body, performance intake and performance exhaust are recommended.

* The EFI system must be recalibrated.

Tech Tips:-

* Fits Twin Cam A Engines only (Dyna & Tourer)

* Requires the following items to complete the installation:-

1. Cable Operated Throttle Body, Manifold, Flanges & Seal Kit # HPI-58D6-18 (Does not fit Touring 2008-2016)

2. Maximus Tuner # TR200053-M01 or similar.

3. Crankcase Machining, Timken Bearing # SS31-4013, Replacement Timken Sleeve # JM-956 & Complete Timken Bearing Conversion Tool # JM-959 if required.

4. Stock crankcases require machining to accept 4-1/8in. cylinders.

Proudly Made in the USA by S&S Cycle !