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    1988 150HP Head Gasket Leaking after being replacd

    I had bad compression on a couple cylinders so I pulled the heads. There was a hole in the head gasket between two cylinders. I pulled the other side off as well and the gasket was really thin in a few spots. I put two new gaskets on and torqued them to 20 ft.lbs in three stages. When I...
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    Going from a 150Hp Evinrude to a 140HP Johnson

    We have an Evinrude 150HP 1988 motor on our boat and it is shot. The local boat mechanic shop has a 1993 Johnson 140HP that they will sell us. They guy there was telling my brother that it should perform about as well as our 150HP did. The 140 is a 4 cylinder and the 150 was a 6. Is the 140...
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    1988 Evinrude 150HP cylinder shot? *pics*

    I have a 1988 Four Winns with a 150HP and I noticed that I lost power. I took out the top right spark plug and it was full of metal. The metal fused the tip of the plug to the ground bar. We took the head off and this is what I found. Did this overheat? The other 2 cylinders look...
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    Compression test results.....what do you think?

    I have a 1988 Evinrude 150 (E150TXCC) that the overheating alarm came on this past weekend, then we had no power. I did a compression test today and this is what I got. The left three cylinders were 62 psi same on all three. The right three were 30 psi on the top and 90 psi on the middle and...
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    1988 150 VRO, does it have a fuel alarm?

    I have a 1988 150 that the alarm came on last weekend. I thought it was the overheating alarm, but then I had a loss of power. I am not near the boat at this time to get the ##'s but I was reading about alarms on other threads. Did the 88's have alarms for fuel restriction? I thought it was...
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    150 Evinrude killing batteries

    Hello all, I have a 150 Evinrude that stopped running while we were out on the lake. When it died all the dash lights went out at the same time. I found that there was a fuse blown in the holder clipped to the battery. I replaced the fuse and the motor wouldn't start up. I check for spark...
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    Turn a 70HP into a 90HP??

    Hello All, I heard someone saying that there is some adjustment or something that you can do to a 70 HP Evinrude outboard that will make it a 90 HP. He didn't have any of the details but was told this by some boat mechanic. Has anyone heard of this or is this just BS. Thanks,
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