Re-sleeving a 4g63
Oct 10, 2017, 06:52 AM
#19
Well it is because that's what determines whether or not it's fixable.
For example if it's got a minute hole in the wall (I've seen it with Toyota diesels), it's caused by rust and lack of antifreeze. Probably all the bores are going to fail. Throw it out.
If it's had a circlip fall out and it's got a floating pin, that'll gouge the wall.
That's an easy fix with a sleeve.
If it broke a rod and it went through the wall.......I'd throw that out too.
For example if it's got a minute hole in the wall (I've seen it with Toyota diesels), it's caused by rust and lack of antifreeze. Probably all the bores are going to fail. Throw it out.
If it's had a circlip fall out and it's got a floating pin, that'll gouge the wall.
That's an easy fix with a sleeve.
If it broke a rod and it went through the wall.......I'd throw that out too.
Oct 10, 2017, 07:05 AM
#20
I got a customers 4g63 block sleeved in only 1 cylinder because of damage caused by a piston. Not including the whole machining to redo the whole block the 1 sleeve cost me $60. I couldn't even tell it was repaired. Engine made 520 WHP with no problem for over 6 years now. Get the block repaired it will be fine..or trash it.. Ill give you $10 for it. 
Oct 10, 2017, 10:44 AM
#21
I hear the song every time he posts.
But comments his "I'm always right, you're all wrong" attitude is Perry much why.
Oct 10, 2017, 11:43 AM
#22
Evolved Member
The failure in my motor was a small hairline crack which was most likely caused due to the bore on the motor not being done correctly. My motor had piston slap which I think is what cause premature wear in the sleeve which caused the crack. I believe that the structural integrity of the block has no issue. But idk if I want to gamble and use the same motor
Oct 10, 2017, 02:50 PM
#23
Account Disabled
Oct 10, 2017, 04:19 PM
#24
OP,
I hate to admit it, but you are better off purchasing a fresh oem block and going from there. The fact that you caught a small crack in the bear shortblock saves you a lot of future trouble. People have also thrown away these cast iron 4g63 blocks for cracked transmission bolt holes and spider cracked cylinder head mating surfaces. They will be between 1500.00 - 1800.00 new, but that is not abnormal when it comes to motor builds.
Best of luck with everything.
I hate to admit it, but you are better off purchasing a fresh oem block and going from there. The fact that you caught a small crack in the bear shortblock saves you a lot of future trouble. People have also thrown away these cast iron 4g63 blocks for cracked transmission bolt holes and spider cracked cylinder head mating surfaces. They will be between 1500.00 - 1800.00 new, but that is not abnormal when it comes to motor builds.
Best of luck with everything.
The following users liked this post:
Gevo9 (Oct 10, 2017)
Oct 10, 2017, 06:28 PM
#25
OP,
I hate to admit it, but you are better off purchasing a fresh oem block and going from there. The fact that you caught a small crack in the bear shortblock saves you a lot of future trouble. People have also thrown away these cast iron 4g63 blocks for cracked transmission bolt holes and spider cracked cylinder head mating surfaces. They will be between 1500.00 - 1800.00 new, but that is not abnormal when it comes to motor builds.
Best of luck with everything.
I hate to admit it, but you are better off purchasing a fresh oem block and going from there. The fact that you caught a small crack in the bear shortblock saves you a lot of future trouble. People have also thrown away these cast iron 4g63 blocks for cracked transmission bolt holes and spider cracked cylinder head mating surfaces. They will be between 1500.00 - 1800.00 new, but that is not abnormal when it comes to motor builds.
Best of luck with everything.
thanks for all the responses and help guys
Oct 11, 2017, 10:29 AM
#26
All he asked is if our blocks can be sleeved and, if so, is it reliable.
You: "hoopity hoopla more the point is how it failed in the first place blah blah". You go off about holes in the wall, wrist pins gouging it, etc. You didn't even bother to notice or address that OP says it's cracked. And you talk about "listening". None of that answered his question.
Oct 11, 2017, 01:39 PM
#27
EvoM Guru
iTrader: (1)
I would trust a sleeve in a 4g63 before a 4b11 or other aluminum-block engine. At least the metals are somewhat the same and should heat/cool/etc the same.
I'm no engineer.. just seems that it would be okay. For how long, I'm not sure. Interesting, though. Especially if you can get away with only doing one.
I'm no engineer.. just seems that it would be okay. For how long, I'm not sure. Interesting, though. Especially if you can get away with only doing one.
You're wrong. Wet sleeves in a 4b11 are just as good as a dry sleeve 4g63 to repair a gouge. Open and closed deck aluminum blocks get sleeved as almost standard practice for big power these days, and the processes are reliable. This does not fall under your "it's just my opinion". You are simply wrong here.
That being said, a new sleeve to repair an iron block is usually done to repair deep gouging, not a crack. A crack indicates the block has been compromised, and should really be replaced. My machine shop wont sleeve a cracked cylinder, they will only do it if the need for a sleeve is due to a deep gouge.
Oct 11, 2017, 03:18 PM
#28
account to troll evom. He may know the right answer to many issues, but chooses to answer them incorrectly. Why? I'm not sure, but evom.net is a brighter and more surprising place with him as it brings a certain comedy to the field.
Oct 11, 2017, 04:17 PM
#29
RightsaidFred is a special character. He is actually a very smart guy, but extremely random and deceptive. Some say he actually has another account on here and that he uses the RightSaidFred
account to troll evom. He may know the right answer to many issues, but chooses to answer them incorrectly. Why? I'm not sure, but evom.net is a brighter and more surprising place with him as it brings a certain comedy to the field.
account to troll evom. He may know the right answer to many issues, but chooses to answer them incorrectly. Why? I'm not sure, but evom.net is a brighter and more surprising place with him as it brings a certain comedy to the field.
The (EvOM) moderation group is very tolerant of all our members & are doing our best to increase the membership going fwd
Just consider, that comments posted in the tech forums should be considered opinions, some more factual than others. Tech posts are certainly not technical "White Papers"
Oct 11, 2017, 06:28 PM
#30
I'm not surprised. If I'm theorizing, I try to make it obvious:
Plus my sig... Thank goodness for disclaimers
It's funny, though it gets under my skin when he tries to get under others'. But that's his thing here, so... But really what can we do when we're a bunch of five year olds LOL
Rumor has it you can look up member IP addresses to help figure out who it is. But.. that's just rumor.
Plus my sig... Thank goodness for disclaimers
RightsaidFred is a special character. He is actually a very smart guy, but extremely random and deceptive. Some say he actually has another account on here and that he uses the RightSaidFred
account to troll evom. He may know the right answer to many issues, but chooses to answer them incorrectly. Why? I'm not sure, but evom.net is a brighter and more surprising place with him as it brings a certain comedy to the field.
account to troll evom. He may know the right answer to many issues, but chooses to answer them incorrectly. Why? I'm not sure, but evom.net is a brighter and more surprising place with him as it brings a certain comedy to the field.
Rumor has it you can look up member IP addresses to help figure out who it is. But.. that's just rumor.