Does it fit your motorcycle?
Look it up by licence plate or VIN, or choose your model.
Confirmed compatible · Position:
This part doesn't fit your bike. See parts that fit
Fits most motorcycles
Not model-specific. Check dimensions and specifications in the description before ordering.
Chosen by size, not by model
The size is printed on the tyre sidewall, e.g. 120/70 ZR17, and in your registration document.
Checking fitment…
Fitment check unavailable
S&S Cycle M8 Big Bore Kit - 4.320" Bore - 132ci - Black - 910-0910A
Product info
- Item number
- 09040152
- Manufacturer number
- 910-0910A
- Position
Unleash the full potential of your engine with the S&S Cycle 132"/136" High Compression Big Bore Kit. Designed for maximum performance and reliability, this kit transforms your ride, delivering significant horsepower and torque gains. Experience the thrill of enhanced acceleration and unparalleled power throughout the RPM range.
Description
This S&S Cycle big bore kit is engineered for serious riders who demand the ultimate in engine performance. The high compression design optimizes combustion efficiency, resulting in increased power output and improved throttle response. Choose the 132" configuration for compatibility with 114"/117" engines using a 4-1/2" stroke flywheel, or step up to the massive 136" displacement with an S&S flywheel featuring a 4-5/8" stroke (sold separately). The cylinders feature a durable black finish with non-highlighted fins for a sleek, aggressive look. Precision-machined and manufactured to exacting standards, this kit ensures a perfect fit and long-lasting performance. Upgrade your engine and dominate the road with the S&S Cycle High Compression Big Bore Kit.
Features & highlights
- Dramatically increases horsepower and torque for superior performance.
- High compression design optimizes combustion efficiency for maximum power.
- Precision-engineered for a perfect fit and reliable operation.
- Durable black finish with non-highlighted fins provides a sleek, custom look.
- Transform your 114"/117" engine (with appropriate flywheel) into a performance powerhouse.
- Experience improved throttle response and enhanced acceleration.
Technical specifications
- Brand: S&S Cycle
- Product Name: Big Bore Kit
- Bore Size: 4.320"
- Displacement: 132", 136"
- Stroke Length: 4-1/2", 4-5/8"
- Compression: High Compression
- Cylinder Finish: Black, Non-Highlighted Fins
- Dome Volume: +8.5 cc
Important to know
The 132" high compression kit is designed for use on 114"/117" motors with 4-1/2" stroke flywheels only. To achieve the 136" big bore configuration, an S&S flywheel with a 4-5/8" stroke is required (sold separately).
- Brand
- S&S CYCLE
- Vendor part number
- 910-0910A
- Color finish
- Black, Non-Highlighted Fins
- Product name
- Big Bore Kit
- Bore size
- 4,320"
- Displacement
- 132", 136"
- Stroke length
- 4-1/2", 4-5/8"
- Features
- +8.5 cc Dome Volume
- Type
- High Compression
- Units
- Kit
Free shipping to a GLS parcel shop or parcel box on orders over €200.
We ship your order as quickly as we can. Orders are usually packed within 24 hours on weekdays.
You have a 14-day right of return. Read more
Certified e-mærket web shop
