Service Tool 389931

Test Propeller
Part Number 389931

A: 8 1/4 in
B: 2 7/32 in.
C: 11 3/16 in.
Splined Hub: Yes
Casting Identification: 389931
Used on: 150TL - 1978

These test propellers are precisely calibrated to provide just the right load on the engine during tank test. A must for determining if the engine is capable of reaching its rated RPM.

Propeller may be obsolete and not be available.
Information is for reference only.