PISTON KIT VERTEX 78.0 C HC HONDA CRF 250R 2009, VERTEX 23529C GP RACER CHOICE HC COMPR 13,7:1
PISTON KIT VERTEX 23529C HC Compr 13.7:1 GP Racer Choice. Bore size: 78.00mm [C 77.97mm]. All Vertex Pistons Feature Standard pistons and components are OEM replacements. 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. Fitted in many OEM bikes as STD. Replacement Parts: Rings 590278000002 SET, Pin 715380, Clips 72055. Cross reference numbers ONLY: RING SET PISTON (STD) 13011-KRN-A10, PISTON 13101-KRN-A10, PIN PISTON 13111-KRN-A10, CLIP PISTON PIN (16MM) 13115-KM7-700.
- SKU
- 23529C
- Brand
- Vertex
- Availability
- In Stock (1)
FULL DESCRIPTION
Vertex GP Racer Choice High Compression Piston Kit
This Vertex piston kit is designed for high-performance applications, offering a 13.7:1 compression ratio for enhanced power output. Vertex pistons are a preferred choice for GP racers, providing a significant performance upgrade.
All Vertex pistons feature:
- Standard pistons and components are OEM replacements.
- Kits include piston, rings, wrist pin, and circlips for a complete installation.
- All pistons undergo a T-5 or T-6 hardening and tempering heat treatment cycle for superior durability and performance.
- Replacement rings are available for separate purchase.
- Proudly made in Italy.
- Often fitted as standard equipment on OEM bikes.
Specifications:
- Bore Size: 78.00mm (Actual measurement 77.97mm)
Included Components:
- Piston
- Rings (Part # 590278000002 SET)
- Wrist Pin (Part # 715380)
- Circlips (Part # 72055)


