WORKS ENGINEERING Harden Lightweight Crankshaft Pulley is different with others Aluminum crank pulley. It is using T7 Aluminum and over-coating a harden layer. This harden effect will protect the pulley and become wear-resisting.The latest technology that we can let the harden effect to become colored. NEW Diamond coat will last longer than Golden Harden more then 50% - 70%.
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Feature:

- BHP & Torque gains across entire RPM range
- Forged
- CAD designed & CNC
- Balanced and heated treated to T7
-聽reduction in weight reduces the moment of inertia allowing your engine to respond faster to throttle inputs and perform better at all RPMs.
- Material: T7 Aluminum Billet
- Increase Horse Power
- Fuel Saving
- Weight Compare to Original Crank Pulley: 60% - 90% Lighter
- Performance and Reliability Guarantee