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
Wossner PRM 4-Stroke Forged Piston Kit - 77mm Bore - Size A - 8614DA
Product info
- Item number
- 09104947
- Manufacturer number
- 8614DA
- Position
Upgrade your 4-stroke engine with the Wossner Piston Kit, engineered for superior performance and durability. This kit provides improved lubrication, reduced friction, and enhanced ring seal for optimal engine efficiency. Experience the difference in power and reliability with Wossner's precision-crafted piston technology.
Description
The Wossner Piston Kit is designed for enthusiasts and professionals seeking to maximize their engine's potential. Featuring enhanced piston pin oiling slots, radial boss machining, and annular grooves, this kit ensures superior wrist pin lubrication. The lightweight piston, combined with a tight piston wall clearance, results in a quieter running engine. A skirt coating reduces friction and improves break-in performance, while ring land treatment enhances ring seal and oil control. Where noted, a double-bridged forging design adds extra strength. With a 77.00mm bore and a compression ratio of 12.5:1, this kit is built to deliver increased power and reliability. Easy to install, this kit provides everything needed to complete a professional-grade piston replacement.
Features & highlights
- Enhanced wrist pin lubrication through optimized oiling slots and grooves.
- Lightweight piston design ensures quieter operation and reduced vibration.
- Skirt coating minimizes friction and aids in proper break-in.
- Ring land treatment improves ring seal and optimizes oil control.
- Forged aluminum alloy construction provides superior strength and durability.
- Complete kit includes piston, rings, wrist pin, and pin locks for a comprehensive upgrade.
Technical specifications
- Brand: Wossner
- Product Name: Piston Kit
- Piston Material: Forged Aluminum Alloy
- Engine Type: 4-Stroke
- Bore Size: 77.00 mm
- Piston Size: 76.96 mm
- Bore - Oversize: Standard
- Stroke Length: 53.60 mm
- Compression Ratio: 12.5:1
Important to know
Please ensure proper installation by a qualified technician. Verify compatibility with your specific engine model before installation.
- Brand
- WOSSNER
- Vendor part number
- 8614DA
- Product name
- Piston Kit
- Bore size
- 77,00 mm
- Compression ratio
- 12.5:1
- Piston material
- Aluminum Alloy, Forged
- Stroke length
- 53,60 mm
- Piston size
- 76.96 mm
- Engine type
- 4-Stroke
- 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
4.8 out of 5 on TrustpilotRead our reviews →
Certified e-mærket web shop
