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Yamaha F60LB propeller size

The Yamaha F60LB is a 60 hp outboard with a 1.85:1 gearcase. In one published sea trial it ran 5,900 rpm at full throttle on 10.25 in props of 14 in pitch. The right prop lands full throttle in the engine's range with your normal load.

Power60 hprated
Gearcase1.85:1ratio
Sea trials1published tests
Pitch run14 inin those tests
Free checkPrefilled
MotorYamaha F60LB
Engine1 × 60 hp
FuelPetrol
Boatyours, in the check
Prop todayyours, in the check
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Specifications

F60LB at a glance.

Maker
Yamaha
Model
F60LB
Power
60 hp
Gearcase ratio
1.85:1
Full-throttle rpm in published tests
5,900 rpm
Props in those tests
10.25 in diameter, 14 in pitch
Prop lines in those tests
Yamaha Yamaha Aluminum
Source: Yamaha and boat builders' published performance tests, linked in the sea-trial table. Other variants may differ.
Sea trials

Boats with a Yamaha F60LB and what they ran.

BoatPropWOT rpmSpeedConditionsSource
Zodiac Bayrunner 500 · 15.42 ft10.25 × 14 in
Yamaha Aluminum, aluminium, 3-blade
5,90033.4 kn1 × 60 hp · 598 kg (1,319 lb) as testedstagingsite.yamahaoutboards.com
Published tests, cited. Speeds as recorded in the source; weights as tested.
Questions

About the Yamaha F60LB.

What rpm did the Yamaha F60LB reach at full throttle in published tests?

5,900 rpm across one published test, with top speeds of 33.4 kn. Each test is listed above with its source.

What prop size did boats with a Yamaha F60LB run?

10.25 × 14 in on the Zodiac Bayrunner 500. The right size for your boat depends on its weight, hull and load; the free check works it out.

What is the Yamaha F60LB's gearcase ratio?

1.85:1, per Yamaha's published data.

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