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1st of many questions Ibm sure

bellboygoon

New member
"Hello all, Brand new here and

"Hello all, Brand new here and have my hands full with this 1978 18' bell boy. It has a in-line four cylinder OMC just not sure which one. that's my first issue how to find out if it's a 2.5 or 3.0.
Can someone please point me in the right direction to find out it would be greatly appreciated."
 
2.5 has only a pulley on the f

2.5 has only a pulley on the front of the crankshaft. 3.0 has a vibration dampener and pulley.
 
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