PISTON KIT VERTEX 97.0 B YAMAHA YZ/WR 450 18-20, VERTEX 24270B COMPR 12,7:1
Vertex UK Piston Kit 24270B. Bore size 97.00mm. Compression ratio 12.7:1. 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. Fitted in many OEM bikes as standard. Replacement parts available: Rings, Pin, Clips. Cross reference numbers: Piston Assy BR9-116A0-00-00, Piston (Std) BR9-11631-00-00, Piston Ring Set (Std) 33D-11603-00-00, Pin Piston BR9-11633-00-00, Circlip 93450-19052-00.
- SKU
- 24270B
- Brand
- Vertex
- Availability
- In Stock (1)
FULL DESCRIPTION
Vertex Piston Kit 24270B
This Vertex Piston Kit provides a high-quality replacement for your motorcycle's engine. Designed for performance and durability, Vertex pistons are fitted as standard equipment on many OEM bikes, reflecting their trusted quality.
Key Features:
- Standard pistons and components offer 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 cycle for enhanced strength.
- Replacement rings are available for individual purchase.
- Proudly made in Italy.
- Compression ratio of 12.7:1.
- Bore size of 97.00mm (standard is 96.96mm).
Specifications:
- Bore Size: 97.00mm
- Compression Ratio: 12.7:1
Replacement Parts Available:
- Rings
- Pin
- Clips
Cross Reference Numbers:
- Piston Assy: BR9-116A0-00-00
- Piston (Std): BR9-11631-00-00
- Piston Ring Set (Std): 33D-11603-00-00
- Pin, Piston: BR9-11633-00-00
- Circlip: 93450-19052-00


