PISTON KIT VERTEX 99.0 C YAMAHA YZ/WR 450 10-18, VERTEX 23655C OS+2.00 BIG BORE XL COMPR 12,5:1
Vertex UK piston kit 23655C. Compression ratio 12.5:1. All Vertex pistons feature standard pistons and components as 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 sold individually. Made in Italy. Fitted in many OEM bikes as standard. Bore size 99.00mm Big Bore +2.00mm. Replacement parts: Rings 590299000001 SET, Pin 715405, Clips 72074. Cross reference numbers: Piston Assy 1SL-116A0-00-00, Piston (Std) 1SL-11631-00-00, Piston Ring Set (Std) 33D-11603-00-00, Pin, Piston 33D-11633-00-00, Circlip 93450-19052-00.
- SKU
- 23655C
- Brand
- Vertex
- Availability
- In Stock (1)
FULL DESCRIPTION
Vertex Piston Kit Big Bore XL 12.5:1 - 99.00mm
This Vertex Piston Kit is designed to enhance the performance of your motorcycle's engine. As a big bore kit, it increases the cylinder's displacement for improved power output. The kit includes all necessary components for a complete installation.
Key Features:
- Compression Ratio: 12.5:1, designed for increased power and performance.
- Bore Size: 99.00mm, a big bore specification for enhanced engine capacity. This represents a +2.00mm oversized piston compared to the standard bore. The actual piston measurement is 98.96mm.
- Included Components: This comprehensive kit includes the piston, piston rings, wrist pin, and circlips, providing everything needed for replacement.
- High-Quality Construction: All Vertex pistons undergo a T-5 or T-6 hardening and tempering cycle for superior durability and heat resistance.
- OEM Fitment and Quality: Vertex pistons are manufactured in Italy and are fitted as standard equipment on many OEM motorcycles, signifying their quality and reliability.
- Replacement Parts Available: Individual replacement parts, including rings, pins, and clips, are available separately.
Specifications:
- Bore Size: 99.00mm (Big Bore +2.00mm)
- Compression Ratio: 12.5:1
- Piston Diameter: 98.96mm


