How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site.
    Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask Dominick Your Own Question
Dominick, Marine Mechanic
Category: Boat
Satisfied Customers: 1009
Experience:  25 Years Experience as Mechanic, 20 Yrs Boat Yard Owner/Mechanic, Factory Certified
Type Your Boat Question Here...
Dominick is online now
A new question is answered every 9 seconds

I have an 88 omc cobra 350 5.7 in a four winns I repaced

Customer Question

I have an 88 omc cobra 350 5.7 in a four winns I repaced impeller ,thermostat,checked for any plugged up hoses etc. she runs about120° for a few minutes then shoots to 180°+ Im stumped has this happened to anyone else that might help? Thanks
Submitted: 1 year ago.
Category: Boat
Expert:  Jason replied 1 year ago.
Good morning, my name is ***** ***** am I speaking with? Does the engine have open cooling, or closed cooing with a heat exchanger and antifreeze? What temperature thermostat did you install? Are you taking temperatures manually with an infrared temp gun, or are you relying on the boats gauge?

Related Boat Questions