Volvo Penta MB10a

Discussion in 'Gas Engines' started by gonzo, Jun 2, 2011.

  1. gonzo
    Joined: Aug 2002
    Posts: 16,569
    Likes: 1,556, Points: 123, Legacy Rep: 2031
    Location: Milwaukee, WI

    gonzo Senior Member

    What is the compression for this engine? I am getting 95PSI and with a compression ratio of 6.5:1 it seems reasonable.

    These are the specs for the engine:
    Technical data
    Engine MB10A
    Production period 1971-1977
    Operation 4-stroke
    Cylinder configuration 2
    Bore (in.) 3.5
    Stroke (in.) 3.23
    Compression ratio 6.5:1
    Displacement (cu. in.) 62
    Power (hp) 15
    Max engine speed (rpm) 2000
  2. powerabout
    Joined: Nov 2007
    Posts: 2,941
    Likes: 67, Points: 48, Legacy Rep: 719
    Location: Melbourne/Singapore/Italy

    powerabout Senior Member

    sounds fine for an old side valve engine
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