MERCURY MERCRUISER 4.5L 250HP

The Next Generation featuring a host of engineering innovations, the 4.5L series establishes new standards for power-to-weight ratio, driver experience, acceleration, durability, and ease of maintenance.

HP / kW :
250 / 184

Maximum RPM (WOT) :
4800-5200

Engine type :
V6, 2-valve/cylinder pushrod

Displacement (L) :
4.5

Bore and stroke :
4.0 x 3.6" / 102 x 92 mm

Fuel requirement :
90 RON 10% Ethanol Maximum
Unleaded Regular 87 Octane Minimum (R+M/2)

Fuel delivery system :
Computer controlled Multi-Port Electronic Fuel Injection (MPI)

Air induction :
Performance-Tuned Scroll Intake Manifold

Ignition :
SmartCraft PCM 112 Digital Inductive

Alternator amp / Watt :
70 amp / 882 watt (Belt-Driven)

Water drain system :
Air Actuated "Season Extender" (Bravo)
Easy Drain "Season Extender" (Alpha)

Exhaust system :
Through prop

Cooling system :
Water cooled with thermostat; FWC available as factory option (Alpha) and packaged with SeaCore Drive (Bravo)

Lubrication system :
Integrated wet sump

Recommended oil :
NMMA Certified FCW 25W-40 Synthetic Blend

Dimensions (L x W x H) :
28 x 30 x 22" / 696 x 740 x 559 mm

Weight (engine only) :
756 lbs / 343 kg

Compatible drives :
Alpha
Bravo One
Bravo Three
Bravo Two
ENGINE 1
Engine Make : MerCruiser
Horse Power : 250

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