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BOATS

BOAT TESTS

Ocean Alexander 90

CONDITIONS DURING BOAT TEST

Air temperature: 70°F; humidity: 55%; seas 3'

LOAD DURING BOAT TEST

1,600 gal. fuel, 250 gal. water, 3 persons, 500 lb. gear.

TEST BOAT SPECIFICATIONS

Test Engine: 2/1,920-hp MTU 12V2000 diesels

Transmission/Ratio: ZF 3050A with 3.0:1 gear ratio

Props: 48 x 46 4-blade Hung Shen NiBrAl

Price as Tested: Upon request

The Numbers

Ocean Alexander 90 - Final Boat Test Numbers:
RPM KNOTS GPH RANGE dB(A)
1000 9.2 15.2 1,634 65
1250 11.7 22.8 1,385 66
1500 12.9 54.2 643 67
1750 15.0 83.2 487 69
2000 17.3 125.0 374 72
2250 20.7 163.0 343 73
2450 23.7 192.0 333 74
Speeds are two-way averages measured with Furuno GPS. GPH taken from MTU engine display.
Sound levels measured at lower helm. 65 dB(A) is the level of normal conversation.

 

This article originally appeared in the May 2014 issue of Power & Motoryacht magazine.

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