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#1
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Question on pulling engine
I'm getting ready to pull the YS engine out of the 69 GTO and not sure what bolt size I need to secure the chain to the heads to pull it out with the hoist and what size bolts I need to secure the engine to the engine stand once out of the car. Trying to use the least amount of washers. I'm guessing I need 4 bolts for the chains and 4 bolts to secure it to the engine stand for a total of 8 bolts. From what I can remember, I think I need grade 8 bolts, is this correct? Thanks in advance.
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1966 GTO Vert automatic. 1969 CR Judge Ram Air III 4sp Pattern Car. 1969 GTO standard 350HP TH-400. 2006 GTO Phantom Black 6spd. 1972 Formula 455HO Ram Air. 1976 LE Trans Am 50th Anniversary Edition with T top. 1976 Formula 350. 1977 Grand Prix Model J 350. 1978 Trans am 400 Pontiac. 1979 Trans am 403 Olds. 1968 Olds 442. 1971 TR6. |
#2
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The bolts are all 3/8" coarse thread bolts.
The lengths depend on your setup? The engine stand measure the bracket length plus some amount to get how long the bolt needs to be?
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John Wallace - johnta1 Pontiac Power RULES !!! www.wallaceracing.com Winner of Top Class at Pontiac Nationals, 2004 Cordova Winner of Quick 16 At Ames 2004 Pontiac Tripower Nats KRE's MR-1 - 1st 5 second Pontiac block ever! "Every man has a right to his own opinion, but no man has a right to be wrong in his facts." "People demand freedom of speech to make up for the freedom of thought which they avoid." – Socrates |
#3
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I would invest in a engine leveler.You can get one at Harbor Freight.Makes it much easier to get out of the engine compartment.Tom
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#4
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For the engine stand use grade 5 bolts.
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#5
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Why grade 5? Like grade 8 are too strong?
I personally use grade 8. Last thing I need is that engine falling on my foot because I wanted to save a dollar on cheaper bolts.
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1969 GTO 4spd. Antique Gold/black, gold int. 1969 GTO RAIII 4spd. Verdoro Green/black, black int. 1969 GTO 4spd. Crystal Turquoise, black int. 1970 GTO 4spd VOE Pepper Green, green int. 1967 LeMans 428 Auto. Blue, black int. |
#6
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+1 on the engine leveler. If you get the Harbor Freight one, get the heavy duty unit. The leveler chains will give you 4 lift points. Couple other things - make sure you are doing the pull on a smooth concrete floor If your cherry picker has legs that extend out - extend them out so it doesn't tip forward when the weight of the engine is on it. Give yourself enough room in front of the car to move the picker forward and back out as opposed to having to immediately start turning it. Once you clear your radiator support, lower the engine down some. I use grade 8 bolts and washers to secure the chains to the block/heads. You can't depend on just the bolt heads as they can pull through the links as they are not wide enough on their own. I use a combination of 3/8" washers above 1/2" or 5/8" washers.
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1961 Corvette 4spd. 1969 Chevy K5 Blazer - currently restoring |
#7
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If we're going to be talking load levelers I'll give my 2¢. The Harbor Freight one is garbage, they do work but take a lot of effort to adjust and have an overall piece of sh!t feel.
This leveler is made in the USA and works with ease and has a very high quality feel when being used. It attaches right to the intake. May not be worth it to some but I just can't stand garbage tools.
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1969 GTO 4spd. Antique Gold/black, gold int. 1969 GTO RAIII 4spd. Verdoro Green/black, black int. 1969 GTO 4spd. Crystal Turquoise, black int. 1970 GTO 4spd VOE Pepper Green, green int. 1967 LeMans 428 Auto. Blue, black int. |
#8
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Quote:
http://www.myks-tools.com/pivot-plate.html
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The More People I Meet, The More I Love My Dogs! |
#9
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I just never trusted the carb bolt holes in intake?
(5/16" holes?)
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John Wallace - johnta1 Pontiac Power RULES !!! www.wallaceracing.com Winner of Top Class at Pontiac Nationals, 2004 Cordova Winner of Quick 16 At Ames 2004 Pontiac Tripower Nats KRE's MR-1 - 1st 5 second Pontiac block ever! "Every man has a right to his own opinion, but no man has a right to be wrong in his facts." "People demand freedom of speech to make up for the freedom of thought which they avoid." – Socrates |
#10
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Quote:
Needless to say it's safe.
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1969 GTO 4spd. Antique Gold/black, gold int. 1969 GTO RAIII 4spd. Verdoro Green/black, black int. 1969 GTO 4spd. Crystal Turquoise, black int. 1970 GTO 4spd VOE Pepper Green, green int. 1967 LeMans 428 Auto. Blue, black int. |
#11
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I've always used carb plates, like being easily able to pivot the engine in any direction up or down or sideways. The only exception is with aluminum intakes, just don't trust those threads, logically they are probably fine but I've stripped too many of them to trust an engine lift!!
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My Break Away Squad 1969 Fbird (Base, 350 & Sprint Cvt’s - 400HO & TA Hardtops) 1969 LeMans (2dr & 4dr Hardtop and a Cvt) 1969 LeMans Safari 2 seat Wagon 1969 GTO (2 Cvt, 2 Hardtops & Judge Hardtop) 1969 Catalina (3 Cvt’s & a 2dr hardtop) 1969 Ventura 2 Seat Wagon 1969 Executive 4dr Sedan 1969 Bonnie Cvt 1969 Bonnie 3 Seat Wagon (2 of them) 1969 Bonnie Brougham (4dr Hardtop & Cvt) 1969 Grand Prix SJ (2 of them) 1969 2+2 2dr Hardtop (Canadian model) |
#12
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Grade 5 will bend under stress.
Grade 8 will snap. That is the way I see it. |
#13
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And neither will come remotely close to doing either with the relatively very low weight of an engine.
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My Break Away Squad 1969 Fbird (Base, 350 & Sprint Cvt’s - 400HO & TA Hardtops) 1969 LeMans (2dr & 4dr Hardtop and a Cvt) 1969 LeMans Safari 2 seat Wagon 1969 GTO (2 Cvt, 2 Hardtops & Judge Hardtop) 1969 Catalina (3 Cvt’s & a 2dr hardtop) 1969 Ventura 2 Seat Wagon 1969 Executive 4dr Sedan 1969 Bonnie Cvt 1969 Bonnie 3 Seat Wagon (2 of them) 1969 Bonnie Brougham (4dr Hardtop & Cvt) 1969 Grand Prix SJ (2 of them) 1969 2+2 2dr Hardtop (Canadian model) |
#14
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While the Harbor Frieght leveler IS a piece of crap, it will get the job done. Just smear some bearing grease or moly lube on the threads. Grade 5 bolts will do the trick and are probably easier to come by than grade 8. Difference in cost is negligible as is the difference in capacity for this application.
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#15
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Quote:
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1961 Corvette 4spd. 1969 Chevy K5 Blazer - currently restoring |
#16
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My dad and I used a carb plate on his 68 gto. Perfectly fine on an iron intake, don't do it on an aluminum. Learned that lesson quickly.
Also we used the Harbor Freight leveler and I personally liked it, though I have nothing to compare it to. |
#17
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Did you have an engine fall from the cherry picker?
__________________
1969 GTO 4spd. Antique Gold/black, gold int. 1969 GTO RAIII 4spd. Verdoro Green/black, black int. 1969 GTO 4spd. Crystal Turquoise, black int. 1970 GTO 4spd VOE Pepper Green, green int. 1967 LeMans 428 Auto. Blue, black int. |
#18
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That would have sucked!
Nope, stripped the threads before we even got that far, wasn't thinking that day! |
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