Single Engines:
Single Cylinder: 350 HP-Max, 65 MPH-Max HC53xx Cylinder (See note 1)
Single Cylinder: 350 HP-Max, HC63xx Pro or HC6845S (See note 2)
Dual Engine Non-Counter Rotating:
Single cyl: 450 hp max, 55 MPH max. HC53xx Cylinder, HO60xx Tiebar
Dual cyl: 600 hp max, 55 MPH max. HC53xx Cylinders, HO60xx Tiebar
Dual Engine Counter Rotating:
Single cyl: 600hp max, 55 MPH max. HC53xx Cylinder, HO60xx Tiebar
Dual cyl: 600 hp max, 55 MPH max. HC53xx Cylinders, HO60xx Tiebar
Triple Engine One with Counter Rotating:
Dual cyl: 900 hp max, 55 MPH max. HC53xx Cylinder, HO60xx Tiebars
Triple cyl: 900 hp max, 55 MPH max. HC53xx Cylinders, HO60xx Tiebars
Note 1. Dometic has specific steering equipment for boats that are driven aggressively, used in severe conditions or with more than 300 HP per engine. ALT Part Numbers: TEL HC53453, 30-4851