4-3/8″ Stroke Flywheel Assembly with Timken Bearing Upgrade. Fits 96B Twin Cam 2007up.


Available on back-order

SKU: SS320-0359 Categories: ,


WITHOUT sprocket shaft race – for use with the TIMKEN Bearing Upgrade
96, 103, 110 w/Stock Pistons*
*Stock pistons in 2007 and later engines require rods with tapered wristpin ends. Note – All S&S Flywheels for 2007 and later engines have stock 7.659in. length connecting rods.

* Heat-treated 4140 material is harder and 114% stronger than stock
* Harder material, eliminates thrust washer
* Larger 1.671in. diameter 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 and precision machining – Truer flywheels and less vibration
* Reduced mainshaft deflection at high rpm – less vibration, reduced piston and rod side thrusting, prevents oil pump damage, fully compatible with gear drive cams
* Capable of higher rpm – More available power!
* Trued to with in .0005in. TIR
* Rod Bearings have 20 rollers vs 18 stock

Additional information

Weight 3 kg

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