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  • #61
    Originally posted by BlueCoupeRedVert View Post
    Have fun with the rebuild. I think the gaskets look ok. On mine it was freakin obvious. One of the pistons looked like it was getting a steam bath(no carbon buildup).
    they do that when they ingest water, look at the tracking

    mike, the pics I mentioned, the holes mentioned (ends) look to be blown to the outside too
    Ring and pinion specialist

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    • #62
      Originally posted by 91CoupeMike View Post
      I just don't want to spend $ on a stock rebuild to me that's a waste.

      Will it last forever? No. Will it last a while? Yes. Is it going to boom bitch!? Let's hope not!
      Borrowed time.

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      • #63
        Originally posted by 91CoupeMike View Post
        Thats the spots I was referring to, I'll post a close up of those spots tomorrow. I'm tired of putting my shoes on to go to the garage.
        im not looking at the gasket material for this conclusion, and theres a reason the gasket came apart there when you lifted the head. It was already being destroyed before you twisted a bolt
        Ring and pinion specialist

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        • #64
          Originally posted by greenbullitt View Post
          im not looking at the gasket material for this conclusion, and theres a reason the gasket came apart there when you lifted the head. It was already being destroyed before you twisted a bolt
          Makes sense. The car got hot a few times, nothing major. But wouldnt that be typical in a higher mileage engine?

          320rwhp. 7.67 @ 90mph 1.7 60'

          DD: 2004 GMC Sierra VHO 6.0 LQ9 324whp 350wtrq

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          • #65
            Originally posted by 91CoupeMike View Post
            Makes sense. The car got hot a few times, nothing major. But wouldnt that be typical in a higher mileage engine?
            where does a blown gasket start? the cylinder.

            stare at the fire rings and tell me what you see
            Ring and pinion specialist

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            • #66
              Originally posted by 91CoupeMike View Post
              Makes sense. The car got hot a few times, nothing major. But wouldnt that be typical in a higher mileage engine?
              No. The cooling system on cars is over designed for a reason.

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              • #67
                Originally posted by racrguy View Post
                No. The cooling system on cars is over designed for a reason.
                less friction with miles, if anything less likely! lol
                Ring and pinion specialist

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                • #68
                  Originally posted by racrguy View Post
                  No. The cooling system on cars is over designed for a reason.
                  That's not what I meant, sorry.

                  I meant the gasket deteriorating.

                  320rwhp. 7.67 @ 90mph 1.7 60'

                  DD: 2004 GMC Sierra VHO 6.0 LQ9 324whp 350wtrq

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                  • #69
                    Originally posted by 91CoupeMike View Post
                    That's not what I meant, sorry.

                    I meant the gasket deteriorating.
                    I followed you in that part, was jus sayin
                    Ring and pinion specialist

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                    • #70
                      The head gasket has deteriorated on every engine that I have ever pulled apart. I personally don't see any blown spots on that gasket, but without seeing it in person, I can't say for sure. As for the block, I think these guys are giving you shit for no reason. Knowing how you drive, I would have everything freshened up, but I doubt it's going to blow up,

                      Hell, I just rebuilt the engine in a saturn that was carboned up about 5 times worse than yours. Slapped a new set of rings and bearings, used a gallon of lacquer thinner to clean all of the carbon off and reassembled it. Has over 200 PSI of compression in all 4 cylinders.

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                      • #71
                        El oh El @ this thread!

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                        • #72
                          You should just get it rebuilt. It's only a 302 prob get it done cheap you are already there why do it again in a few months and you prob get more out of it in the long run. Do it right like I said last time so get shortblock rebuilt and have someone tune it. Good luck on build.

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                          • #73
                            If it were me I would rebuild it but I do it myself so a re-ring , new bearings and a new oil pump is simple and quick . The oil you think is coming from the valve seal or guide may have come from the rings but without a compression check we can only guess . That being said I would think about how long you plan to run that motor before you swap it for a different combo and do what you think is smart .

                            After you get it done I wanna run you with your tune and the spray with my factory short block 302 .
                            Big Rooster Racing

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                            • #74
                              Mike I wouldn't even worry about cleaning off the pistons other than the big stuff that will come off with a carbon scraper. Don't gouge the piston and rotate each one to the top of the bore so you don't damage or nick the cylinder walls. You could even give a wire wheel ona drill a quick whirl. Just cover the adjoining hole with a towel and keep a shop vac handy to suck out the debris. I really can't tell from the pics if the gaskets are blown or not, but I do know that if there is some leakage, it isn't bad. It's just really tough to make 100 certain with a photo unless a whole chunk is missing.

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                              • #75
                                As long as you're running fuel through your upper intake you are gonna have these issues. Either switch to a plate or dry kit and have fun. And rebuild that motor. Leaking valve seals will only help buffer the detonation for a short time.

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