Upgrade or replace your engine with this GX Series Crankshaft featuring a 1″ keyed output shaft, designed specifically for GX 390 engines. Built for durability and precision, this crankshaft is ideal for pressure washers, generators, water pumps, and other industrial power equipment that demand reliable torque transfer and long service life.
Manufactured from high-strength steel and precision-machined for accurate fitment, this GX 390 crankshaft delivers smooth operation, reduced vibration, and consistent performance under heavy loads. The 1″ keyway output allows for secure mounting of pulleys, pumps, and drive components, making installation straightforward for repairs or rebuilds.
Key Features:
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Designed for GX 390 engines
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1″ keyed crankshaft output
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Precision-machined for proper balance and fit
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Heavy-duty steel construction for long-lasting durability
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Ideal for pressure washers, generators, and industrial equipment
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Reliable replacement for worn or damaged crankshafts
This GX Series GX 390 crankshaft with 1″ keyway is a dependable solution for restoring engine performance in demanding commercial and industrial applications.
