PISTON KIT VERTEX 77.0 B GP YAMAHA WR/YZ 250 14-17, VERTEX 23954B HC COMPR 14,4:1 GP RACERS CHOICE

Vertex Piston Kit - High Compression GP Racer's Choice

This Vertex Piston Kit is designed for high-performance racing applications, offering a 14.4:1 compression ratio for increased power output. As the GP Racer's Choice, it's built with the quality and precision expected by competitive riders.

All Vertex Pistons are manufactured in Italy and undergo a T-5 or T-6 hardening and tempering cycle for enhanced durability and performance. Standard pistons and components serve as direct OEM replacements. Each kit includes the piston, rings, wrist pin, and circlips for a complete installation.

Key Features:

• High Compression Ratio: 14.4:1 for maximum power.
• Complete Kit: Includes piston, rings, wrist pin, and circlips.
• Durable Construction: Heat-treated with T-5 or T-6 hardening and tempering cycle.
• OEM Quality: Meets or exceeds original equipment standards.
• Made in Italy: Ensures high manufacturing standards.

Specifications:

• Bore Size: 77.00mm (Piston actual measurement: 76.96 mm)

Replacement Parts Available:

• Rings: 590277000005 SET
• Pin: 711195
• Clips: 72055

Cross Reference Numbers:

• Piston Assy: 1SM-116A0-01-00
• Piston (Std): 1SM-11631-01-00
• Piston Ring Set (Std): 1SM-11603-00-00
• Pin, Piston: 1SM-11633-00-00
• Circlip: 93450-17129-00