Boat engine : in-board diesel engine 503-567 hp
(shaft-drive) Caterpillar Marine Power Systems pleasure Craft
C9 ACERT

ACERT High Performance 423 bkW (567 bhp) 575 mhp at 2500 rpm

Specifications
Configurations
In-line 6 cylinder

Cycle 4-Stroke-Cycle-Diesel
Bore x Stroke 112 mm (4.41 in) x 149 mm (5.87 in)
Displacement 8.8 L (538 cu in)
Governor Electronic
Aspiration Turbocharged - Aftercooled
LxWxH (mm) 1198 mm x 974 mm x 983 mm
LxWxH (in) 47.2 in x 38.3 in x 38.7 in
Weight (Approx. dry) 946 kg (2086 lb)

More specifications...