PISTON KIT VERTEX 77.0 A YAMAHA WR/YZ 250 16-19, VERTEX 24109A COMPR 13,5:1
Vertex UK Piston Kit 24109A. Compression ratio 13.5:1. Bore size 77.00mm [A 76.95mm]. 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: Rings 590277000005 SET, Pin 711195, Clips 72055. Cross reference numbers: Piston Assy 1SM-116A0-10-00, Piston (Std) 1SM-11631-10-00, Piston Ring Set (Std) 1SM-11603-00-00, Pin, Piston 1SM-11633-20-00, Circlip 93450-17129-00.
- SKU
- 24109A
- Brand
- Vertex
- Availability
- In Stock (1)
FULL DESCRIPTION
Vertex Piston Kit - 77.00mm Bore, 13.5:1 Compression
This Vertex Piston Kit is designed to be a high-quality replacement for your motorcycle's engine. Engineered for performance and durability, this kit features a 77.00mm bore size and a 13.5:1 compression ratio, providing an optimal balance for power and efficiency.
Vertex pistons are manufactured to meet or exceed Original Equipment Manufacturer (OEM) standards. All Vertex pistons undergo a T-5 or T-6 hardening and tempering cycle for enhanced strength and longevity. This kit includes all the necessary components for a complete installation: a piston, piston rings, a wrist pin, and circlips.
Key Features:
- 77.00mm Bore Size (Piston Measurement: 76.95mm)
- 13.5:1 Compression Ratio
- Complete Kit: Includes Piston, Rings, Wrist Pin, and Circlips
- Heat Treated for Increased Durability (T-5 or T-6 Hardening Cycle)
- OEM Replacement Quality
- Made in Italy
Specifications:
- Bore Size: 77.00mm [A 76.95mm]
Replacement Parts Available Separately:
- Rings: 590277000005 SET
- Pin: 711195
- Clips: 72055


