High-quality Stage6 HPC MKII Crankshaft for Piaggio, Gilera, and Vespa scooters.
A precision-engineered tuning crankshaft from Stage6, ideal for sport and racing engines, offering exceptional reliability, balance, and high-RPM stability. Perfect for setups ranging from lightly tuned sport engines to high-performance racing builds.

Features – Stage6 HPC MKII Crankshaft

The MKII High Primary Compression (HPC) is the second-generation crankshaft from Stage6, designed for maximum strength and precision.
Manufactured entirely from high-grade metal, including metal counterweight inserts, it guarantees superior balance and stability even at extreme engine speeds.
The forged connecting rod provides excellent durability and strength, far surpassing cast alternatives.

This crankshaft is suitable for tuned engines from 50cc up to 70cc, including high-end racing applications.

Technical Specifications

• Connecting rod: Original
• Stroke: Original (39mm)
• Piston pin: 12mm
• Small end bearing: 12×17×15mm
• Maximum speed: Up to 16,000 rpm
• Application: Racing / High-end racing
• Includes: 2 nuts (only one may be required, depending on model)