1989 Mercruiser 5.7 minor over heating problem. Manifold/riser related???

Greg68S

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Re: 1989 Mercruiser 5.7 minor over heating problem. Manifold/riser related???

Ok great thanks bond-o
 

NHGuy

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Re: 1989 Mercruiser 5.7 minor over heating problem. Manifold/riser related???

I just torque 'em snug usin' my calibrated elbow... We sometimes call that the German torque spec "Goodentight"
 

Hoosmatroos

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Re: 1989 Mercruiser 5.7 minor over heating problem. Manifold/riser related???

Torque it till a quart before it breaks ;)
 

Greg68S

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Re: 1989 Mercruiser 5.7 minor over heating problem. Manifold/riser related???

Ok problem solved she runs great and cool at full throttle. But I have another problem. My tilt and trim are acting funny. On the tilt Down is up and up is down. In the trim down is up and up just doesn't work.
 

Bondo

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Re: 1989 Mercruiser 5.7 minor over heating problem. Manifold/riser related???

Ok problem solved she runs great and cool at full throttle. But I have another problem. My tilt and trim are acting funny. On the tilt Down is up and up is down. In the trim down is up and up just doesn't work.

Ayuh,... Sounds like ya stuck yer foot into the trim pump wirin' while swappin' the manifolds,...

Tear into it, 'n sort it out...

Blue is Up, 'n green is Down,... Sky, 'n grass....
 

Greg68S

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Re: 1989 Mercruiser 5.7 minor over heating problem. Manifold/riser related???

I pulled the engine to do this. I figured I would take advantage and change the couple since I was into it already. All my wiring is tucked away neatly. Is it possible to have put the connectors together incorrectly?
 

Greg68S

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Re: 1989 Mercruiser 5.7 minor over heating problem. Manifold/riser related???

is it possible that I put the connectors together wrong? I pulled the engine to do the job because i wanted to replace the coupler.
 
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