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Mercruser 3ltr 140hp engine number 2770087

P

pjdoor

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"hi i have just got a speedboa

"hi i have just got a speedboat with a mercruser engine which is siezed, engine number is 2770087 could anyone tell me how old this engine is, and is it possible to replace the mercruser with a car engine of the same power and if i can what make and model would you recomend many thanks pat"
 
"No car engine will match the

"No car engine will match the 140. Rebuild it, buy a longblock or a complete drop-in engine. CHECK the floor, stringers and transom for rot before you spend another dime."
 
"When I bought my 1966 120 I w

"When I bought my 1966 120 I was in the same place you are. Look on the Mercury Marine web site for the contact number, Stillwell OK. Call them and ask for customer service. You give them the number off your stern drive and the manfacturers tag. They can give you a world of information. They have been and are a huge help."
 
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