2007 GM 6.6 Duramax Crankshaft Custom Keyway Modification main image

2007 GM 6.6 Duramax Crankshaft Custom Keyway Modification

For high-performance diesel builds, factory components often require enhancement to withstand increased demands. This 2007 GM 6.6 Duramax crankshaft arrived requiring a vital modification to its gear retention system. In stock configurations, the factory dowel pins can prove insufficient for the extreme torque and rotational forces generated by a performance-tuned Duramax engine, leading to potential gear slippage and catastrophic engine failure.
Our skilled machinists executed a precise upgrade, meticulously removing the original dowel pins. The next step involved expert CNC machining to integrate a robust 5mm solid keyway into the crankshaft. This custom keyway provides a significantly stronger and more reliable mechanical lock for the timing gears, preventing any rotational play or slippage under the most demanding conditions. This critical modification ensures precise timing and enhanced durability, empowering the Duramax engine to deliver its full performance potential with uncompromising reliability.

2007 GM 6.6 Duramax Crankshaft Custom Keyway Modification

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