PISTON KIT VERTEX 99.0 B YAMAHA WR/YZ 450 18-20, VERTEX 24369B OS+2:00 BIG BORE COMPR 12,7:1
Vertex UK Piston Kit 24369B Big Bore. 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. BORE SIZE 99.00mm +2:00 [B 98.96mm]. Replacement parts: Rings, Pin, Clips. Cross reference numbers ONLY: 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
- 24369B
- Brand
- Vertex
- Availability
- In Stock (2)
FULL DESCRIPTION
Vertex Big Bore Piston Kit
This high-performance Vertex Big Bore Piston Kit is engineered to enhance the power and efficiency of your motorcycle. Designed as a direct replacement for OEM components, this kit provides a significant upgrade for riders seeking improved performance. Each piston undergoes a T-5 or T-6 hardening and tempering cycle for exceptional durability and resistance to wear.
The kit includes all the necessary components for a complete installation: piston, piston rings, wrist pin, and circlips. Vertex pistons are manufactured in Italy and are trusted by many Original Equipment Manufacturers (OEM) for their quality and reliability.
Key Features:
- Big Bore configuration for increased displacement.
- Compression ratio of 12.7:1 for enhanced power output.
- Bore size of 99.00mm (+2:00 oversizing, with a base bore of 98.96mm).
- Complete kit includes piston, rings, wrist pin, and circlips.
- Heat-treated with a T-5 or T-6 hardening and tempering cycle.
- High-quality manufacturing in Italy.
- OEM quality, fitted as standard on many motorcycles.
- Replacement rings, pins, and clips are available individually.
Specifications:
- Bore Size: 99.00mm (+2:00)
- Compression Ratio: 12.7:1


