PISTON KIT VERTEX 77.0 C YAMAHA YZ/WR 250 14-17, VERTEX 23941C COMPR 13,5:1
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VERTEX UK PISTON KIT 23941C. Bore size 77.00mm [C 76.97 mm]. Compression ratio 13.5:1. Kits include piston, rings, wrist pin, and circlips. All pistons are heat treated with a T-5 or T-6 hardening and tempering cycle. Replacement rings are sold individually. Made in Italy. Replacement parts: Rings 590277000006, Pin 715380, Clips 72055. Cross reference numbers: Piston Assy 1SM-116A0-01-00, Piston (Std) 1SM-11631-01-00, Piston Ring Set (Std) 1SM-11603-00-00, Pin, Piston 1SM-11633-00-00, Circlip 93450-17129-00.
- SKU
- 23941C
- Brand
- Vertex
- Availability
- In Stock (2)
Fitments (5)
| Make | Model | Year |
|---|---|---|
| YAMAHA | WR 250F | 2015 |
| YAMAHA | WR 250F | 2016 |
| YAMAHA | WR 250F | 2017 |
| YAMAHA | YZ 250F | 2014 |
| YAMAHA | YZ 250F | 2015 |
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 77mm
- Variant Id
- 282681
FULL DESCRIPTION
Vertex Piston Kit - 77.00mm Bore, 13.5:1 Compression
Upgrade your motorcycle's performance with this high-quality Vertex Piston Kit. Engineered for precision and durability, this kit offers a significant compression increase for enhanced power output.
Key Features:
- OEM Replacement Quality: Standard pistons and components designed to meet original equipment specifications.
- Complete Kit: Includes piston, rings, wrist pin, and circlips for a full replacement.
- Advanced Heat Treatment: All pistons undergo a T-5 or T-6 hardening and tempering cycle for superior strength and longevity.
- Italian Craftsmanship: Proudly made in Italy, ensuring exceptional quality and manufacturing standards.
- High Compression Ratio: Features a 13.5:1 compression ratio for increased engine performance.
- Exact Bore Size: Precisely manufactured to a 77.00mm bore size (Piston C 76.97 mm).
- Fitted as Standard: Used as original equipment on many motorcycles.
Specifications:
- Bore Size: 77.00mm
- Compression Ratio: 13.5:1
Replacement Parts Available:
- Rings (Part Number: 590277000006)
- Pin (Part Number: 715380)
- Clips (Part Number: 72055)
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Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.
UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 business days. Delivery details
Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy
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