Product Description
Ride with confidence using the S&S CYCLE KIT 96SWINDR BLK 84-99 from Knobtown Cycle.
Key Features
- Kit includes standard flywheel assembly, 3.625″ Sidewinder® stroker big bore cylinder, 9.75:1 compression ratio pistons, rings and gaskets
- Flywheel assembly is complete with S&S heavy duty connecting rods and mainshafts, head gaskets, base gaskets, and exhaust gaskets
- Makes stock 80″ displacement into 96″ displacement
- Made In the USA
- Does not include manifold, pushrods, or pushrod clips.
- ’77-’89 style pinion gear and oil pump drive gears must be used when installing S&S flywheels in ’90-’99 engines.
- Cases must be bored to accept 3.625″ bore cylinders, and a minor crankcase clearancing operation for the crankpin nut must be performed.
Product Specifications
- Part Number: 09031258
- Brand: S&S CYCLE
- Weight: 69.70 lbs
Expert Installation Services
Professional installation services available. Contact our Kansas City service department! Free Ship to Store!
Notes: NO MANIFOLD/PUSHRODS INCL€ˆ25PJL
Part Locations
| Location |
Available |
| Wisconsin (WI) |
1 |
| New York (NY) |
0 |
| Texas (TX) |
0 |
| Nevada (NV) |
0 |
| North Carolina (NC) |
0 |
| National Total |
1 |
Stock levels last updated: January 30, 2026 8:09 PM
Professional Installation Available
Knobtown Cycle offers professional installation services. Contact us via a service request to learn more.
Thank you for Shopping at Knobtown Cycle!
When you shop with us, you’re not just buying motorcycle parts — you’re supporting a small, family-run business rooted right here in the heartland of America. Every order helps us keep riders on the road and fuels our passion for serving the motorcycle community.
From all of us at Knobtown Cycle, thank you for choosing local and riding with us.
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