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106ci Stroker Flywheel Assembly – 4-1/2in. Stroke. Fits Twin Cam Softail 2000-2006.

MFR PART No: 320-0454

$3132.00

RRP (inc GST)

In stock

Purchasing Information:
After you place your order on this site, we will contact you to confirm your order details prior to payment being made. All orders will be processed and fulfilled by one of our authorised dealers. Rollies Speed Shop Distribution is a wholesale business and does not sell directly to the general public. For more info see the Purchasing Information page.

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Product Details

Note:

This S&S 4-1/2in. stroke flywheel assembly when used with 3-7/8in. cylinders creats 106 cubic inch’s

1. Purchase S&S 3-7/8in. piston kit # SS92-1210 & bore your current cylinders

Features & Benefits:-

* 2003-2006 motors must be upgraded to the stronger Timken Crankcase Bearing & Sleeve # SS31-4013 & JM-956

* Heat-treated 4140 material is harder and 114% stronger than stock.

* Harder material, eliminates thrust washer.

* Larger 1.671in. diam eter crankpin.

* Designed with increased cross-sectional area for increased crank-pin clamping force – No welding required.

* Integral mainshafts – Eliminates two potential points of weakness.

* Consistent balance & precision machining – Truer flywheels & less vibration.

* Reduced mainshaft deflection at high rpm – less vibration, reduced piston & rod side thrusting, prevents oil pump damage, fully compatible with gear drive cams.

* Capable of higher rpm – More avai lable power!

* Trued to with in .0005in. TIR

* Rod Bearings have 20 rollers vs 18 stock

Proudly Made in the USA by S&S Cycle !

Additional Parts Required:-

* SS92-1210 – S&S 3-7/8in. Piston Kit

* CG-C9892 – Gasket Kit

Tech Tips:-

* Piston jets (SS31-2026) included

* Compression ratio w/OEM heads = 10.1:1

* Compression ratio w/S&S 89cc heads = 9.8:1

MFR PART No: 320-0454
ROLLIES PART No: SS320-0454

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