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Old 06-02-2011, 07:02 AM
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gonzo gonzo is offline
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Volvo Penta MB10a

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
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Old 06-05-2011, 01:56 AM
powerabout powerabout is offline
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sounds fine for an old side valve engine
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