S&s Cycle 107" Big Bore Piston Kit
S&s Cycle 107" Big Bore Piston Kit
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About this product
About this product
Upgrade your engine's performance with the S&S Cycle 107" Big Bore Forged Piston Kit. This kit allows you to maximize your engine's potential, delivering increased power and improved efficiency. Built with precision and durability in mind, this piston kit is a must-have for any serious motorcycle enthusiast.
Description
The S&S Cycle Big Bore Forged Piston Kit is designed to provide a significant boost in displacement and compression, resulting in noticeable gains in horsepower and torque. These pistons are forged from high-quality materials, ensuring exceptional strength and heat resistance, even under the most demanding conditions. Compatible with stock rods that have tapered wristpin ends, these pistons are designed for use with cylinders bored to a nominal diameter of 3.937" +/- 0.0005" to achieve optimal clearance. Transform your ride with the enhanced performance and reliability of S&S Cycle.
Features & highlights
- Forged construction ensures superior strength and durability.
- Designed for use with stock rods that have tapered wristpin ends.
- Increases displacement to 107" for enhanced power.
- Achieves a 10.4:1 compression ratio for improved engine efficiency.
- Allows stock cylinders to be bored for larger piston compatibility.
- Maintains precise cylinder clearance when bored to the specified diameter.
Technical specifications
- Brand: S&S Cycle
- Bore Size: 3.937"
- Displacement: 107"
- Compression Ratio: 10.4:1
- Piston Material: Forged
- Stroke Length: 4-3/8"
Important to know
Stock cylinders must be bored to the nominal diameter of 3.937" +/- 0.0005" for correct piston clearance. Verify compatibility with your specific engine configuration before installation.
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
920-0100
Piston Kit
3,937"
10.4:1
107"
Forged
4-3/8"
Standard
Kit
Reviews


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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.
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