S&s Cycle 96" Sidewinder Engine Kit
S&s Cycle 96" Sidewinder Engine Kit
Available in stock (4)
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Estimated delivery: Feb 03 - Feb 07
About this product
About this product
Unleash the full potential of your Harley-Davidson engine with the S&S Cycle 96" Sidewinder Engine Performance Kit. This kit transforms your stock 80" engine into a powerful 96" powerhouse, delivering significant gains in torque and horsepower. Experience the thrill of enhanced acceleration and improved overall performance.
Description
The S&S Cycle 96" Sidewinder Kit is engineered for performance and durability. It features a robust flywheel assembly complete with S&S heavy-duty connecting rods and mainshafts. The included 3.625" Sidewinder® big bore cylinders, combined with 9.75:1 compression ratio pistons, optimize combustion efficiency for maximum power output. This kit is designed for enthusiasts seeking a significant upgrade to their engine's performance. Proper installation requires cases to be bored to accept the 3.625" cylinders and a minor crankcase clearancing for the crankpin nut.
Features & highlights
- Transforms your 80" engine to a high-performance 96" displacement.
- Includes 3.625" Sidewinder® big bore cylinders for increased airflow and power.
- Features 9.75:1 compression ratio pistons for optimized combustion.
- S&S heavy-duty connecting rods and mainshafts ensure durability and reliability.
- Complete with head, base, and exhaust gaskets for a hassle-free installation.
- Proudly made in the USA, ensuring top-quality craftsmanship.
Technical specifications
- Brand: S&S Cycle
- Displacement: 96"
- Bore Size: 3.625"
- Stroke Length: 4.625"
- Compression Ratio: 9.75:1
- Type: Engine Kit
- Color/Finish: Wrinkle Black
Important to know
This kit requires the use of '77-'89 style pinion gear and oil pump drive gears 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. Manifold, pushrods, and pushrod clips are not included.
Shipping & Return
Shipping & Return
Free shipping to GLS parcel shop parcel box for purchases over DKK 1,000.
GLS home delivery costs DKK 59.
We do our best to ship your order as quickly as possible. All orders are generally packed within 24 hours on weekdays.
There is a 14-day return policy. Read more
Parts Denmark Info
Parts Denmark Info
Parts Denmark is a new webshop based in Denmark. We have a physical location you can visit (No showroom yet), and we have both email and phone support in our opening hours.
Our company info is:
Parts Denmark ApS
VAT: DK45974758
Dam Holme 11
3660 Stenløse, Denmark
hello@partsdenmark.com
+45 222 333 29
Best regards,
William Svendsen & Martin Høyer (Owners)
Specifications
S&S CYCLE
91-7661
Performance Kit
3,625"
9,75:1
96"
4,625"
Engine
Kit


Who is behind Parts Denmark
Martin and William are the duo behind Parts Denmark — an unlikely but awesome combo of a tech-savvy young IT wizard and a seasoned motorcycle guru who’s seen (and fixed) it all. Together, we’ve built a team with big ambitions, plenty of passion, and a shared mission to create great things — side-by-side with you.

