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MerCruiser Inboards
Diesel - D4.2L

Gas - Carbureted

5.7L

Gas - Fuel Injected

Diesel

MC Product Picture Excellent low-speed torque. Low emissions. Consistent power output. Outstanding fuel efficiency. You get all that and more with the mechanically injected, turbocharged and intercooled D4.2L. When you're looking for a powerful alternative to gas, it's a great way to go.

Diesel - D4.2L

D4.2L Specifications

Crankshaft HP: 220 (157 kW)
Inboard Propshaft HP: 210 (157 kW)
Displacement (Liter/CID): 4.2/254
Cylinders: Inline-6
Bore & Stroke (in/mm): 3.70 x 3.94/94 x 100
Compression Ratio: 21.5:1
Fuel System: Indirect Injected
Full Throttle RPM Range: 3400-3600
Alternator: 65/917
Length (in/cm): 58/147
Width (in/cm): 28/71
Height (in/cm): 21/54
Weight (lbs/kg): 1161/527

Transmission Ratios

Down-angle: 1.5/2.0/2.5
V-Drive: 1.5/2.0/2.5

Standard Features

Aftercooler
Audio warning system
Remote oil filter
Closed-cooling
Turbocharger
Waste gate
Vacuum pump system (kit)
Water/Fuel separator
5" risers (kit)

Boating Benefits

Indirect fuel injection with boost-controlled injection pump to minimize smoke, vibration and noise.
An advanced closed-cooling system and ceramic-coated exhaust components for durability and corrosion resistance.
Turbocharged and intercooled for quick response and superior performance.
Remote oil filter for easy maintenance.
Audio alarm protection for engine and drive unit.
Virtually smoke-free performance that meets all current emissions standards (SAV1).
Exclusive Mercury MerCruiser® service dealer network.

MerCruiser Inboards Diesel - D4.2L