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86 volvopenta 30

M

mark hoenig

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"i just bought a boat with 86

"i just bought a boat with 86 volvo-penta 3.0, engine backfires when engine is warned-up and is accelerated, also pops when cruising at a medium speed. when at low or high speeds it seems to be ok"
 
"I would start with a basic tu

"I would start with a basic tune-up (assuming the engine has not received one lately). Change the cap, rotor, plugs, wires and fuel filter. Then ensure the timing is set correctly. If you have not already done so, I suggest picking up a Clymers or Seloc manual. Good luck."
 
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