Minn Kota 3/8″ shaft (MKP-2, MKP-6): prop hub dimensions
The fit dimensions PropShaper uses for e-foil and boat propellers on this mount, with the sources behind them. Open it in the studio to design a propeller around this hub and export an STL for printing.
Dimensions
| Shaft bore | ø9.7 mm |
| Drive slot | 3.6 mm wide × 4 mm deep across the front face |
| Hub body | ø82.55 mm × 38.1 mm long |
Source quality: Manufacturer drawing or CAD.
Fit notes
Minn Kota MKP-2 drawing: 3/8″ bore, hub ø82.55 × 38.1. 1/8″ drive pin (2092600) in a motor-side face slot; 5/16-24 prop nut. MKP-32/37/7 are larger (ø90.5 to 92.1 × 42.9 to 54): edit the hub body.
Sources
Every dimension stays editable in the studio, so you can adjust the bore or add a set screw to match your own hardware. Printed props are prototypes: check the fit on the bench and spin them up behind a guard.