ok so there was a thread in here about tailshaft woes and it had a link about making a home brew sye. i have a couple questions that im sure someone here knows the answer to. first thing is that in the tech info it said that u can use a front xj shaft for a rear xj shaft. is this true? on an automatic the front and rear drivelines are very close to the same lenght. second... im refering to the hack and tap sye. can i use the stock xj rear slip yoke? i dont see the reason for buying one if i have one that will work. and the stock slipyoke on the reaer shaft is already the right size for the the stock output seal. now here is my idea correct me if i am wrong please. on a homebrew hack and tap style sye u pretty much just remove the tail cone cut the output shaft and tap a threaded hole in it. then u drill a hole in the slipyoke and bolt it directly to the output shaft. of course u have the housing and seal that u can buy from re. or whoever u choose. with this basic idea of how it works i was thinking that i could try to save a few bucks by pretty much mixing drive line parts . i have 2 stock front and 2 stock rear. one of the ideas i saw that i like is that some prefer to have identical front and rear shafts so that if u snap the rear shaft u can bolt the front up to the rear up to get home. now here is my plan please correct me if im wrong. i want to use the spare front shaft i have as a rear shaft. instead of buying a slip yoke to hack and tap i want to use my old one off my rear drive line. im just going to break away the u joint and use the stock slip yoke from the rear drive shaft and bolt it to the spare front shaft i have. i believe this will work if the u joints on the front shaft are the same as the u joints on the rear shaft. my questioning for this is beacause if i buy the hack and tap kit from re it costs 175 dollars plus i have to buy a 70 dollar slip yoke. pretty expensive for a home brew sye when an actual sye is 250 - 300. from re. but if my idea will work then the whole concept of home brew is worth it. now if im going to buy a sye and have to buy a cv driveshaft thats almost 700 on the skinny side. if my idea will work then i can save 100 on the sye and 400 plus on the rear shaft. any info on this is greatly appreciated.
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I should be pulling my NP231 with SYE sometime this month (waiting on the UPS man). I will be selling it for $450. I figure your stock NP231 is probably worth $300. So you could buy mine and sell yours and end up with a SYE installed for $150. Ill post it up once I have it removed and cleaned.Those left standing
Will make millions
Writing books on ways
It should have been
-Incubus "Warning"
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Just saw this http://inlandempire.craigslist.org/pts/1617957534.htmlGod forgives, rocks don't
-sons of thunder
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That's what it looks like. They even say they'll throw in the tailshaft housing. The price looks really good. The only drawback for us SWB's is that flange housing eating up 2" of the 4" we just gained.God forgives, rocks don't
-sons of thunder
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Hey, I just did all this! This was my first SYE install. Knowing what I know now about everything... Buy a SYE kit!!! They're cheap and easy to install. I wouldn't hesitate to do it again in a heartbeat. I've never done a hack 'n tap but it seems a little shakey and more effort. I also did the front XJ shaft as a rear YJ shaft. Works great! Just make sure you get it balanced and know your pinion angles. You need the rear axle pinion practically pointing at the yoke on the TC when you switch to a CV shaft.
http://www.stu-offroad.com/engine/aw-4b/aw-4b-1.htm
PS- SYE kits are cheaper than that if you shop around. I got mine online for arouns $150."The problem with socialism is that eventually you run out of other people's money."
-Margaret Thatcher
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Originally posted by Shadly1 View PostHey, I just did all this! This was my first SYE install. Knowing what I know now about everything... Buy a SYE kit!!! They're cheap and easy to install. I wouldn't hesitate to do it again in a heartbeat. I've never done a hack 'n tap but it seems a little shakey and more effort. I also did the front XJ shaft as a rear YJ shaft. Works great! Just make sure you get it balanced and know your pinion angles. You need the rear axle pinion practically pointing at the yoke on the TC when you switch to a CV shaft.
http://www.stu-offroad.com/engine/aw-4b/aw-4b-1.htm
PS- SYE kits are cheaper than that if you shop around. I got mine online for arouns $150.
Since you posted. Do share where you found a SYE for $150
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Originally posted by Jeep4cern View PostHey Shad,
Since you posted. Do share where you found a SYE for $150
Price has gone up a wee bit since I bought mine. Still a good price though."The problem with socialism is that eventually you run out of other people's money."
-Margaret Thatcher
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