M3-20B

Exclusively designed for marine applications, Universal boat engines represent a breakthrough in marine diesel engine compactness, quietness, and reliability.

SKU: m320B Category:

Description

SPECS

Cylinders: 3
Length: 26.40 in.
Bore: 2.64 in.
Width: 18.80 in.
Stroke: 2.68 in.
Height: 20.10 in.
Displacement: 43.80 cu. in.
Weight: 241.00 lbs.
Aspiration: Natural

DOCUMENTS

Advanced Specifications

      UNIVENG, M3-20B.pdf

Manuals (Operators, Parts, Technical, Installation)

      Installation Manual – Marine Engines & Generators

      200550 Ed. 2 Universal M3-20B through M-50B Operator Manual.PDF

      201009_m3_20b_parts.pdf

      200562_M3-20B_Technical_Man.pdf

      Universal Superseded Parts Listing

Diagrams (Wiring, Installation)

      12B-82B_108C_(39144_rev_m)

      12B-82B_108C_(039144_rev_n)

      12B-82B, 108C (Revision J)

      12B-82B, 108C (Revision K)

      12B-82B, 108C (Revision L)

      ENGINEER – M3-20B ZF 10 M.pdf

Bulletins (Service, Parts)

      Service Bulletin #242: Manufacture Date Code

      Parts Bulletin 2007-1: Part Number Errors M3-20B

      Service Bulletin #236: Universal Propulsion R.P.M. Ranges

      Service Bulletin #155: Keyswitch

      Service Bulletin #136: Shift Lever

      Service Bulletin #125: Oil Pressure Switches

 

Please Note: While every attempt is made to ensure the information on this site is accurate, this data is provided for information purposes only and is subject to change.

Additional information

Weight 241 lbs
Brand

Universal

Run Type

Diesel

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