Description
Overview:
The Crankshaft Key Driving Side (OEM 16072) is a genuine JAP replacement part for use with JAP 5 and JAP 6 petrol engines. Made from robust steel, this precision key sits in the crankshaft keyway on the driving side to lock components such as gears, sprockets, or pulleys to the shaft. By transmitting torque and preventing slip, it helps maintain correct timing and alignment for smooth, reliable running. Supplied as unused vintage stock, it may show light age-related marks that do not affect function. This key is suitable for maintenance, repair, and restoration of classic machinery powered by JAP engines, including small plant and stationary equipment where dependable drive engagement is essential.
Key Features:
- Genuine JAP part for assured compatibility and quality
- OEM reference 16072 for accurate identification
- Fits the driving-side crankshaft keyway on JAP 5/6 engines
- Helps prevent gear, pulley, or sprocket slippage under load
- Maintains timing and drive alignment for smoother operation
- Durable steel construction for long service life
- Straightforward installation; no modifications typically required
- Unused vintage stock; minor shelf marks possible, performance unaffected
- Ideal spare to keep for rebuilds and preventative maintenance
Typical Applications:
Used when fitting or replacing flywheels, timing gears, clutches, sprockets, or pulleys on the driving side of JAP 5 and JAP 6 petrol engines. Suitable for engine rebuilds, routine servicing, or repairs after a worn keyway or a sheared key. Common across vintage stationary engines powering small plant, compressors, generators, pumps, cultivators, and similar equipment.
Also known as:
Engine key, shaft key, drive-side key, crankshaft drive key, keyway key, crank key. These terms refer to the small metal key that secures a hub to the crankshaft to transmit torque without slipping.
Fits Models:
JAP 5, JAP 6, JAP5, JAP6
Alternate Part Numbers:
16072
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