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IIntenseblue reacted to Ricko1966's post in the thread OEM cylinder head castings - 1977 K10 with
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Wasn't bagging on you,was just thinking you didn't know the markings by number and knew you didn't want double humps which 186s are... -
IIntenseblue replied to the thread OEM cylinder head castings - 1977 K10.If anyone is wondering, I've came from a street racing and class-racing with rulebooks background. My mentality on modifications is not...
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IIntenseblue replied to the thread OEM cylinder head castings - 1977 K10.You are correct in that I am not familiarized with all of the different markings and their associated castings. I am with double humps...
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IIntenseblue replied to the thread OEM cylinder head castings - 1977 K10.North GA, but not interested in double humps. If I end up changing from what was stock it will be to Vortecs or Dart/Brodix heads down...
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IIntenseblue reacted to Ricko1966's post in the thread OEM cylinder head castings - 1977 K10 with Like.
186s would definitely not be original to a 1977 k they would be 70-72 lt-1 and would have double humps which would be a give away as he...
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IIntenseblue replied to the thread OEM cylinder head castings - 1977 K10.GM started the lightweight castings in late 74. I did not know how to spot the differences from an external view. Blocks, either. Thanks...
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IRemember that GM went to thinner (lighter) castings in 1977, so if you get 882 castings, there is a difference in early and late heads...
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IIntenseblue replied to the thread OEM cylinder head castings - 1977 K10.Ive never messed with the smog-era heads, but the castings usually have giveaways on the front face of the heads as to what they are...
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IIntenseblue reacted to idahovette's post in the thread OEM cylinder head castings - 1977 K10 with Like.
If you are doing a lot of "hidden" work, what difference does it make if you don't have original heads.......nobody is gonna see the...
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IIntenseblue replied to the thread OEM cylinder head castings - 1977 K10.The two castings that are pulling up that seem to be possible are 882 and 624. I don't know if they were getting both for different...
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II was alive and kicking when the 882s were in use. While OK, they tended to crack and the heat riser went int two of the exhaust ports...
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IIntenseblue replied to the thread OEM cylinder head castings - 1977 K10.I've got a pretty good grip on what's available and what is good and what isn't. I know whatever came on these is going to be sh*t and...
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IIntenseblue replied to the thread OEM cylinder head castings - 1977 K10.What makes you say 1972? Those were used on Goodwrench crate engines, too. Thank you for checking, btw!
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IIntenseblue replied to the thread OEM cylinder head castings - 1977 K10.Mild, stock appearing setup is what I'm shooting for. Will be doing a lot of hidden work. Goals aren't as high as modern engines, but...
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IIntenseblue replied to the thread OEM cylinder head castings - 1977 K10.Yes. It's an 80s model thin block as well. Being replaced with a 4 bolt main 010 block. Wanted matching heads to go with it.
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