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154 Engine overhaul

IH CUB Lo-Boy Series - 154, 184, 185 Forum -- Questions and answers to all of your Lo-Boy related issues.
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SONNY
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Zip Code: 61722

Re: 154 Engine overhaul

Postby SONNY » Sun Mar 21, 2021 11:22 am

How many "quarts" of paint are you planing to put on the engine? --- I'm kinda confused here! 1 quart would paint the entire lo-by 2 times or more! To do just do the engine you only need a wee bit of paint!
Also -----" My issue is I am completely new to mixing paint and using a spray gun." ----- then this in your next post!--"I have painted a tractor before without using a hardner and didn’t like the results."!! ---- so which is it?----just askin cause I am confused!
as for paint matching----no 2 cans will be the exact color! You have to have an "eye" for mixing paint!
A frind of mine runs a body shop and I have watched him and his dad mix paint to repaint fenders and doors to match the rest of the cars and it takes YEARS of doing that to get EXACT match.! LOL!
:lost:

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cadencewildbeast
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1972 LoBoy 154
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Re: 154 Engine overhaul

Postby cadencewildbeast » Sun Mar 21, 2021 6:54 pm

Well my late uncle really is the one who did the previous painting I was there trying to learn but that was 10 years ago and all the painting knowledge died with him. I though for sake of not making a post a mile long and explaining everything I was shorten some things. I did all the prep and priming and he shot the color. Long story short he took it right out of the paint can and into the spray gun. It looked okay right after but there is no toughness to that job whatsoever and I am really wanting to do it right this time if I am going to do it. That is why I am reaching out to those here who might be able to help me
But so far I have gotten ppl saying your not capable of learning or doing it right and not helping me in the slightest so I am getting a little mad and frustrated that no one seams to want to try to be helpful.

Bob McCarty
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Re: 154 Engine overhaul

Postby Bob McCarty » Sun Mar 21, 2021 7:44 pm

As Gary said above, where you get the ironguard (Case-IH dealer or online) should be able to tell you which additives are compatible. We're adamant about safety because we've lost good friends from pulmonary problems that directly trace back to not following PPE recommendations. As far as painting techniques, the instructions with your gun should give you initial settings that you can modify with test sprays in areas that won't show or on plywood, sheet metal, etc.
"We don't need to think more,
we need to think differently."
-Albert Einstein

Gary Dotson
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Tractors Owned: 48 Cub Diesel (Cubota)
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Kubota B6200E
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Location: OH West Mansfield

Re: 154 Engine overhaul

Postby Gary Dotson » Mon Mar 22, 2021 8:30 am

If you are determined to use hardener, I'm pretty sure Case IH has that as well, one stop shopping! As Bob said, we take these risks very seriously, the minimum requirement for using the hardener is a full body protective suit and a supplied air respirator. You also need a dedicated booth or confined area, away from your main work area and any areas where other people or pets may be, with very good ventilation. You may be mad and frustrated with us but this stuff is not for amateurs.

cadencewildbeast
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Tractors Owned: Cub Cadet 125
Cub Cadet 127
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1972 LoBoy 154
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Re: 154 Engine overhaul

Postby cadencewildbeast » Wed Mar 24, 2021 11:08 am

As promised for those who just like to see pictures of things. Here is the engine fresh back from the machine shop.
Attachments
Machine 4 .jpg
Machine 3 .jpg
Machine 2.jpg
Machined 1 .jpg

Gary Dotson
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Team Cub Mentor
Posts: 5632
Joined: Thu Aug 03, 2006 6:20 am
Zip Code: 43358
Tractors Owned: 48 Cub Diesel (Cubota)
53 Cockshutt 20 restored (Shooter)
52 Cockshutt 20 unrestored
47 Leader "B" (Herckie)
49 Leader "D" (Princess)
49 Leader "D" very rough
48 Leader "D" unrestored
Kubota B6200E
Kubota B6200HST
Kubota B8200HST-D
Circle of Safety: Y
Location: OH West Mansfield

Re: 154 Engine overhaul

Postby Gary Dotson » Thu Mar 25, 2021 8:32 am

Pretty!

tst
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Re: 154 Engine overhaul

Postby tst » Thu Mar 25, 2021 12:06 pm

see it has had the head and block shaved ? if you have pop up pistons check it for clearance to the head

cadencewildbeast
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Tractors Owned: Cub Cadet 125
Cub Cadet 127
Cub Cadet 1200
1972 LoBoy 154
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Farmal H

Re: 154 Engine overhaul

Postby cadencewildbeast » Thu Mar 25, 2021 6:07 pm

tst wrote:see it has had the head and block shaved ? if you have pop up pistons check it for clearance to the head


Thanks for the tip. I was planning on checking on it. Would that need to be done with the head and gasket on and torqued, or just rotate the bottom end around and make sure they pistons don’t protrude past the block height?

My plan was the latter option if that will do it.

tst
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Re: 154 Engine overhaul

Postby tst » Thu Mar 25, 2021 7:03 pm

they do go past block height with the peak on the piston, the head is recessed for clearance, use clay on the pistons, bolt it up turn it over then pull the head and check the clay for clearance

cadencewildbeast
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Tractors Owned: Cub Cadet 125
Cub Cadet 127
Cub Cadet 1200
1972 LoBoy 154
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Farmal H

Re: 154 Engine overhaul

Postby cadencewildbeast » Thu Apr 15, 2021 8:02 am

So I ordered new valve springs from H-bobs and noticed that all 8 valve springs came the same whereas the ones that came out were different between intake and exhaust. Is that a change they made later or a mistake possibly?

tst
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Re: 154 Engine overhaul

Postby tst » Thu Apr 15, 2021 8:38 am

do you have rotators or normal valves ?

cadencewildbeast
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Posts: 35
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Tractors Owned: Cub Cadet 125
Cub Cadet 127
Cub Cadet 1200
1972 LoBoy 154
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Farmal H

Re: 154 Engine overhaul

Postby cadencewildbeast » Thu Apr 15, 2021 9:04 am

tst wrote:do you have rotators or normal valves ?


Almost certain that I have rotators. They have the ball bearing and springs in them correct? If so I have them on half of them. Don’t remember witch off hand. Thanks!!

Jim Becker
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Re: 154 Engine overhaul

Postby Jim Becker » Thu Apr 15, 2021 1:55 pm

Rotators, if present, would be on the exhaust valves. They use different springs than valves without rotators.

cadencewildbeast
5+ Years
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Posts: 35
Joined: Sat Dec 30, 2017 7:07 am
Zip Code: 46582
Tractors Owned: Cub Cadet 125
Cub Cadet 127
Cub Cadet 1200
1972 LoBoy 154
Farmal Cub
Farmal H

Re: 154 Engine overhaul

Postby cadencewildbeast » Thu Apr 15, 2021 2:56 pm

Jim Becker wrote:Rotators, if present, would be on the exhaust valves. They use different springs than valves without rotators.


Thanks Jim. With that being said would you suggest using my old exhaust springs or contact H-Bobs about getting the correct ones?

Jim Becker
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Re: 154 Engine overhaul

Postby Jim Becker » Thu Apr 15, 2021 4:18 pm

I would probably inspect and test the old springs to see if they are okay. I don't know if the specs are different for the rotator springs, but the regular ones have a free length of 1-31/32 and it takes 23# to compress to 1-1/4.


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