O.S. Piston Pin for 91HZ / 105HZ Helicopter Engines

Rotorquest Inc. Verified independent store

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This genuine O.S. Engines piston pin is a direct replacement part for select O.S. helicopter and aircraft engines. Manufactured to original factory specifications, it ensures prope r piston-to-connecting rod alignment and reliable engine performance. Compatible with O.S. 91HZ F3C, 91HZ-PS 3D, O.S. 105HZ series helicopter engines, and O.S. 61FX ABL aircraft engines. Ideal for engine rebuilds, repairs, or routine maintenance using genuine O.S. replacement parts. Show more