SS Cycle Twin Cam Flywheel Assembly — 4-3/8" Stroke for Harley FXD/FLT (1999–2005)

SS Cycle's Twin Cam Flywheel Assembly uses a 4-3/8" stroke designed for 96", 103", 106", 110", and 117" engines. It is intended for non-balancer type Harley-Davidson engines and does not include the sprocket shaft race.

Designed for early style pistons, the flywheel features a straight wrist-pin end for reliable fitment on models from 1999 to 2005 (FXD and FLT). Crafted in the USA, this component is built to withstand engine rebuilds or performance upgrades with consistent durability and precision.

• Stroke: 4-3/8 inch
• Engines supported: 96", 103", 106", 110", 117"
• Compatibility: Harley-Davidson FXD, FLT; includes fitment across FLST, FXST from 1999–2006
• Early style pistons; straight wrist pin end
• Made in the USA
• Does not include sprocket shaft race

Includes 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) to support a comprehensive installation.

Part number: 320-0361.

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 does not include the sprocket shaft race. For use on non balancer type engine s only.

Upgrade your Harley Davidson motorcycle with the S&S Cycle Twin Cam Flywheel Assembly, part number 320-0361. Designed specifically for early style pistons, this flywheel features a straight wrist pin end, ensuring compatibility and optimal performance on models from 1999 to 2005 Harley Davidson FXD and FLT series. Crafted in the USA, this high-quality component guarantees durability and precision for your engine rebuild or upgrade.

Constructed to meet the rigorous demands of motorcycle enthusiasts, the S&S Twin Cam Flywheel Assembly offers reliable performance with a focus on longevity. Its 4-3/8 inch stroke design enhances engine power and smoothness, providing better torque delivery and overall engine responsiveness. The assembly is engineered for ease of installation, aligning perfectly with existing engine parts to minimize downtime and maximize efficiency.

Included with your purchase are essential 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), ensuring you have everything needed for a comprehensive installation. Whether you're performing a routine rebuild or a performance upgrade, this flywheel assembly is an excellent choice for serious motorcycle enthusiasts seeking quality and reliability. Trust S&S Cycle to deliver components that meet the highest standards of craftsmanship and performance, backed by years of industry expertise and American manufacturing standards.

Features:

• Note: For use with early style pistons. Connecting rod is straight at the wrist pin end.

• Designed for Harley Davidson FXD and FLT models from 1999 to 2005

• Constructed in the USA with high-quality materials

• Enhances engine power with a 4-3/8 inch stroke design

• Compatible with standard piston components for reliable fit and performance

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