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Inboard engine C12.9
dieselboatingprofessional vessel

inboard engine
inboard engine
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Power source
boating, professional vessel
turbocharged, common-rail
Pollution control standard

Min.: 838 ch (838 hp)

Max.: 985 ch (985 hp)


The C12.9 marine propulsion engine is ideal for high performance marine applications including yachts, fishing vessels, military vessels, governmental vessels and various other commercial high performance marine applications. The C12.9 is designed to be integrated with both the Cat Three60 Precision Control shaft line maneuvering and engine control solution as well as other marine industry throttle controls. The electronically-controlled C12.9 is offered in two power ratings: 850 mhp at 2300 rpm and 1000 mhp at 2300 rpm. Both ratings meet EPA Tier 3, IMO II, EU Recreational Craft Directive and EU Stage IIIA regulations. In addition to high power density, the C12.9 offers high torque at low engine speeds and fast acceleration throughout the entire engine speed range due to its air system design of integrated series turbochargers and a supercharger. RATINGS Power Range - 850-1000 mhp, 838-985 bhp, 625-735 bkW ENGINE Speed Range - 2300 rpm Emissions - EPA Tier 3, IMO II, EU Stage IIIA Aspiration - TA Bore - 135 mm Stroke - 150 mm Displacement - 12.9 l Rotation from Flywheel End - Counterclockwise Configuration - In-line 6, 4-Stroke-Cycle Diesel DIMENSIONS & WEIGHTS Width - Engine - 1110 mm Length - Engine - 1463 mm Height - Engine - 1085 mm



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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.