Recent content by rad/southwestboats

  1. R

    Numbers to HP ?

    Cylinder bore is 3 inches 1,/8
  2. R

    Numbers to HP ?

    Thankyou very much older motors any info on this one
  3. R

    Numbers to HP ?

    Mercury black max casting 858-6286 78 also 175hp I ithink???
  4. R

    Numbers to HP ?

    Altered vin can see old 4 under a 7 suspicios..4734314 vins powerhead next to number 2
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    Numbers to HP ?

    Gerrymandering could u give me hand #2 next too arm and serial. 1026-5189 cylinder head cover..I have number 8586 65663 3035 that's all I see jetted. O74 13-1 carbs 13745427 a 1978? 175hp correct
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    Casting numbers help omc cobra 5.0 HO motor thought 1993

    I'm going switch it too ford blue guys don't worry .. before it goes in car if everything works out..got paint today..was rusty around timing case thank u guys for the help.. #marine mechanic
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    Casting numbers help omc cobra 5.0 HO motor thought 1993

  8. R

    Casting numbers help omc cobra 5.0 HO motor thought 1993

    By the valve covers model number scott
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    Casting numbers help omc cobra 5.0 HO motor thought 1993

    I'm trying get the ol 22ft 84 imperial back on the water. I have 305 gm and 351 mercruiser also. Figured this motor be a temporary for 69 mustang
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    Casting numbers help omc cobra 5.0 HO motor thought 1993

    Oh thank u Scott. I figured Franken stein motor they way vins on top block were hammered
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    Casting numbers help omc cobra 5.0 HO motor thought 1993

    True does say 5.0L top the block that one get past me ty . So we know it's later model block..swear it was HO motor last fall..I appreciate it
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    Dealing with parts switched around.#MarineTech

    Dealing with parts switched around.#MarineTech
  13. R

    Casting numbers help omc cobra 5.0 HO motor thought 1993

    Suspicious or what?
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    Casting numbers help omc cobra 5.0 HO motor thought 1993

    No D9J numbers this goofy triple stamp whole reason for post covers are 93. Stamp in front indicates 79 just weird im marine mechanic head casting info and codes too if I could
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    Casting numbers help omc cobra 5.0 HO motor thought 1993

    Ty I was trying ID block
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