4.0L in CJ2A |
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Willysguy
Member Joined: 01 Oct. 2017 Location: St. Cloud MN Status: Offline Points: 30 |
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Posted: 02 Oct. 2017 at 8:48pm |
I have a '47 CJ2A with a Buick 198 engine. I wanted to go to a hydraulic clutch, but no one makes a kit for that combination. I also have a '96 Jeep Cherokee that is a rust bucket but has a 4.0L inline 6. Has anyone made that swap? Would it require a hefter tranny, like a 4 or 5 speed?
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Bruce W
Member Joined: 29 July 2005 Location: Northeast Colorado Status: Offline Points: 9652 |
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The 4.0 is a good deal longer than either the L-134 or the 198. I think there'll be some real butchery involved here. BW
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It is NOT a Jeep Willys! It is a Willys jeep.
Happy Trails! Good-bye, Good Luck, and May the Good Lord Take a Likin' to You! We Have Miles to Jeep, Before We Sleep. |
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leecarr
Member Joined: 27 Sep. 2016 Location: Massachusetts Status: Offline Points: 910 |
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That 4.0 is pretty long you may have to drive from the back seat. It's a good motor though, I have one with about 275 k and never been apart and I use it to plow snow.
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Unkamonkey
Member Joined: 23 Mar. 2016 Location: Greeley CO Status: Offline Points: 2093 |
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Many have done a similar swap but they had to make up the brackets themselves. A 4.0 in a 2A with a longer transmission is a challenge. Longer engine and drive train will make things a bit too tight. The 198 V6 is an unappreciated motor. I ran one in my MB for years, Just a bit hard to find some parts. |
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uncamonkey
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Willysguy
Member Joined: 01 Oct. 2017 Location: St. Cloud MN Status: Offline Points: 30 |
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I simply can't find a hydraulic clutch kit for it, I'm thinking of going to a Buick 225 V6 which has kits available.
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Bruce W
Member Joined: 29 July 2005 Location: Northeast Colorado Status: Offline Points: 9652 |
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All that, just for a hydraulic clutch? BW
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It is NOT a Jeep Willys! It is a Willys jeep.
Happy Trails! Good-bye, Good Luck, and May the Good Lord Take a Likin' to You! We Have Miles to Jeep, Before We Sleep. |
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Willysguy
Member Joined: 01 Oct. 2017 Location: St. Cloud MN Status: Offline Points: 30 |
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The linkage assembly I have now is a Joke, looks like something off of an old screen door. I am sick of having to crawl under it to readjust everytime I drive it. There has to be a better way.
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Bruce W
Member Joined: 29 July 2005 Location: Northeast Colorado Status: Offline Points: 9652 |
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Why not tear it out and build something that works? It can't be any harder than building mounts and altering the body for something else, like the 4.0. BW
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It is NOT a Jeep Willys! It is a Willys jeep.
Happy Trails! Good-bye, Good Luck, and May the Good Lord Take a Likin' to You! We Have Miles to Jeep, Before We Sleep. |
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Willysguy
Member Joined: 01 Oct. 2017 Location: St. Cloud MN Status: Offline Points: 30 |
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We are already looking at fabricating a linkage, I'm just starting to think it might be easier to go with something that already has a kit for it, like a Buick 225. I was just wondering if what I already have, the 4.0L might do the job. But it sounds like it's not a reasonable fit. I'm some 15K into this Willys, I want it to be drivable.
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rocnroll
Member Sponsor Member Joined: 20 July 2005 Location: Tuscumbia, AL Status: Online Points: 13609 |
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What tranny/transfer case are you using?
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'47 CJ2A PU
'48 CJ2A Lefty "Common sense is not that common" |
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Willysguy
Member Joined: 01 Oct. 2017 Location: St. Cloud MN Status: Offline Points: 30 |
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Willys stock, probably need to change that too
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Unkamonkey
Member Joined: 23 Mar. 2016 Location: Greeley CO Status: Offline Points: 2093 |
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I don't really don't know. A lot of the 198 and 225 parts interchange but the blocks won't so I don't know what will bolt on. If your T90, D18, OD is in good shape it will stand up to a built 350 V8 unless you get stupid about how you drive it.
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uncamonkey
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rocnroll
Member Sponsor Member Joined: 20 July 2005 Location: Tuscumbia, AL Status: Online Points: 13609 |
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The reason I was asking was if some cobbled up version of the stock linkage is what you have then you can make that right a WHOLE lot easier than another engine swap.
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'47 CJ2A PU
'48 CJ2A Lefty "Common sense is not that common" |
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Willysguy
Member Joined: 01 Oct. 2017 Location: St. Cloud MN Status: Offline Points: 30 |
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I'm told that what I have is the original linkage, but it is the only one I have seen, so I don't really know.
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leecarr
Member Joined: 27 Sep. 2016 Location: Massachusetts Status: Offline Points: 910 |
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If you paid someone to do it I'd make them fix it, that's a lot of money to have in a with a lousy clutch.
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rocnroll
Member Sponsor Member Joined: 20 July 2005 Location: Tuscumbia, AL Status: Online Points: 13609 |
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Why not look into Advance Adapter's chain clutch control setup.....not hydraulic but doesn't have the issues a stock rod setup has. (which can be improved with just a differently fabbed rod anyway)
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'47 CJ2A PU
'48 CJ2A Lefty "Common sense is not that common" |
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Willysguy
Member Joined: 01 Oct. 2017 Location: St. Cloud MN Status: Offline Points: 30 |
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I'm paying some one to try to make a hydraulic clutch
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Ol' Unreliable
Member Joined: 25 Sep. 2016 Location: CO Springs CO Status: Offline Points: 4226 |
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That's going to require quite a bit of (expensive) modification. You'll need a master and slave cylinder, probably firewall mounting, custom bracketry for everything... Lotsa bux there, I'd say. To me, the improvement wouldn't be worth the cost. However, I'm a cheap-a** tightwad, so take what I say with a block of salt...
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There's a reason it's called Ol' Unreliable
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