S&S Cycle Twin Cam Flywheel Assembly — 4-3/8" Stroke for FXST/FLST

The S&S Twin Cam 4-3/8 inch stroke flywheel assembly is designed for 96, 103, 106, 110, and 117 inch engines and includes the sprocket shaft race. For use on balancer engines only.

Part number 320-0354, this flywheel assembly is designed for Harley-Davidson FXST and FLST models from 1999 to 2006. It features a 4-3/8 inch stroke and is crafted in the USA with high-quality materials. Compatible with early style pistons and features a straight wrist pin end for proper fitment and reliable operation. This flywheel aligns with OEM standards for a precise rebuild or upgrade of Twin Cam engines.

Fitment: Harley Davidson FLST, FLT, FXST, and FXD models from 1999 to 2006.

Installation requires these accessory items (SKU):

• Piston Pin Support Plate (SKU 16-1164)
• Ring-O-Matic Ring Compressor Tool Kit (SKU 16-0622)
• Pushrod Cover Clip Tool (SKU 16-1728)

Benefits include robust construction and precise dimensions contributing to smooth engine operation, reduced vibration, and improved power delivery, supporting both restoration projects and performance upgrades.

S&S Twin Cam 4-3/8 inch stroke flywheel assembly is for 96 inch 103 inch 106 inch 110 inch and 117 inch engines and includes the sprocket shaft race. For use on balancer engines only.

The S&S Cycle Part Number 320-0354 Twin Cam Flywheel Assembly is designed for Harley Davidson FXST and FLST models from 1999 to 2006. This high-quality component features a 4-3/8 inch stroke, providing enhanced performance and durability for your motorcycle engine. Crafted in the USA, this flywheel assembly is compatible with early style pistons and features a straight wrist pin end, ensuring proper fitment and reliable operation. This assembly is ideal for enthusiasts looking to upgrade or rebuild their Harley Davidson twin cam engines with a precision-engineered component that meets OEM standards.
Installation of this flywheel assembly requires specific accessory items such as the Piston Pin Support Plate (SKU 16-1164), Ring-O-Matic Ring Compressor Tool Kit (SKU 16-0622), and Pushrod Cover Clip Tool (SKU 16-1728). Proper installation will ensure optimal engine performance and longevity. The flywheel assembly's robust construction and precise dimensions contribute to smooth engine operation, reduced vibration, and improved power delivery. Whether you're restoring a vintage Harley or performing a performance upgrade, the S&S Twin Cam Flywheel Assembly offers the reliability and craftsmanship expected from a leading manufacturer in motorcycle performance parts.

Features:

• Designed for use with early style pistons

• Straight wrist pin end for proper fitment

• Compatible with 1999-2006 Harley Davidson FXST and FLST models

• Made in the USA with high-quality materials

• Enhanced performance and engine durability

Fitment:
Harley Davidson FLST 1999
Harley Davidson FLST 2000
Harley Davidson FLST 2001
Harley Davidson FLST 2002
Harley Davidson FLST 2003
Harley Davidson FLST 2004
Harley Davidson FLST 2005
Harley Davidson FLST 2006
Harley Davidson FLT 1999
Harley Davidson FLT 2000
Harley Davidson FLT 2001
Harley Davidson FLT 2002
Harley Davidson FLT 2003
Harley Davidson FLT 2004
Harley Davidson FLT 2005
Harley Davidson FLT 2006
Harley Davidson FXD 1999
Harley Davidson FXD 2000
Harley Davidson FXD 2001
Harley Davidson FXD 2002
Harley Davidson FXD 2003
Harley Davidson FXD 2004
Harley Davidson FXD 2005
Harley Davidson FXST 1999
Harley Davidson FXST 2000
Harley Davidson FXST 2001
Harley Davidson FXST 2002
Harley Davidson FXST 2003
Harley Davidson FXST 2004
Harley Davidson FXST 2005
Harley Davidson FXST 2006