Search found 12 matches
- Tue Aug 20, 2019 5:03 am
- Forum: Engines and Exhaust
- Topic: 4JB1T cranks but won't start
- Replies: 16
- Views: 89
Re: 4JB1T cranks but won't start
geeves wrote:Good result. Now remember the 4jb1 likes to rev. (by diesel standards at least) Peak power is between 2500 and 3500 and its not going to complain if it hits 4000 from time to time. Dont baby it like a big American diesel.<br/><br/>Thank you VERY MUCH for that insight. The only other ...
- Mon Aug 19, 2019 5:46 pm
- Forum: Engines and Exhaust
- Topic: 4JB1T cranks but won't start
- Replies: 16
- Views: 89
Re: 4JB1T cranks but won't start
Sorry for the delayed follow-up ... I've been traveling.<br/><br/>As y'all rightly suspected, the local mechanic also diagnosed the issue as incorrect timing, likely because of "... several white paint marks on the vibration damper that someone must have thought was TDC because it looks like the ...
- Wed Jul 31, 2019 1:33 pm
- Forum: Engines and Exhaust
- Topic: 4JB1T cranks but won't start
- Replies: 16
- Views: 89
Re: 4JB1T cranks but won't start
Roderunner wrote:I would also consider checking the voltage at the cut off switch while cranking the engine, there may not be enough juice left to keep the switch open if the starter is stealing most of it ...<br/><br/>For more than a handful of my troubleshooting attempts, I had a second "jump ...
- Wed Jul 24, 2019 1:40 pm
- Forum: Engines and Exhaust
- Topic: 4JB1T cranks but won't start
- Replies: 16
- Views: 89
Re: 4JB1T cranks but won't start
dieselguy86 wrote:Is valve lash adjusted?<br/><br/>Per the guy that rebuilt it ... yes.<br/><br/>I tossed in my hand today and had it towed to an Isuzu Truck service center with a supposed "Isuzu God" <img alt=":wink:" src="\images\49370\2f3f9708-c299-4b4f-86ac-7b100834fced.gif" title="Wink"/> on ...
- Sat Jul 20, 2019 6:56 am
- Forum: Engines and Exhaust
- Topic: 4JB1T cranks but won't start
- Replies: 16
- Views: 89
Re: 4JB1T cranks but won't start
Roderunner wrote:You must be pulling your hair out by now <img alt=":cry:" src="\images\49359\84fd74ea-69c1-46dc-8859-cd205ddf5898.gif" title="Crying or Very Sad"/> <br/>Ain't that the truth!!! <img alt="8-)" src="\images\49359\b70e1ac1-357c-41c3-9c4a-b33a4de3d94c.gif" title="Cool"/> <br/><br ...
- Fri Jul 19, 2019 7:55 pm
- Forum: Engines and Exhaust
- Topic: 4JB1T cranks but won't start
- Replies: 16
- Views: 89
Re: 4JB1T cranks but won't start
dieselguy86 wrote:Could always try a puff of ether. If it fires compression is good. <br/><br/>Considering that my other truck is a 5-Ton 6x6 "retired" Army vehicle that I have to from time-to-time douse with a bit of ether to get it started ... youda thunk that I woulda thought of that!!! <img alt ...
- Fri Jul 19, 2019 7:50 pm
- Forum: Engines and Exhaust
- Topic: 4JB1T cranks but won't start
- Replies: 16
- Views: 89
Re: 4JB1T cranks but won't start
geeves wrote:As long as you have fuel and compression the only thing left is timing. Fuel at the injectors proves fuel. Rough and ready test for compression is hearing the engine change on each compression stroke but a proper compression test would prove it better.<br/><br/>I ran a compression test ...
- Thu Jul 18, 2019 6:25 pm
- Forum: Engines and Exhaust
- Topic: 4JB1T cranks but won't start
- Replies: 16
- Views: 89
4JB1T cranks but won't start
Hello to all!<br/><br/>I have nearly completed a swap of a 4JB1T into a 1989 Trooper II, with the last step being to get the darn thing started!!! <img alt=";)" src="\images\49351\b0c08584-0ed0-43d7-82cc-125a1a93f13e.gif" title="Wink"/> <br/><br/>A little bit of back-story ...<br/><br/>I purchased ...
- Fri Jun 14, 2019 2:17 pm
- Forum: Engine
- Topic: Coolant system questions for 4JB1T swap into '89 Trooper
- Replies: 6
- Views: 36
Re: Coolant system questions for 4JB1T swap into '89 Trooper
These are very helpful, thank you!
P.S. I love Dunedin!!!
P.S. I love Dunedin!!!

- Fri Jun 14, 2019 3:20 am
- Forum: Engine
- Topic: Coolant system questions for 4JB1T swap into '89 Trooper
- Replies: 6
- Views: 36
Re: Coolant system questions for 4JB1T swap into '89 Trooper
geeves wrote:Always take a top pipe to a top pipe and bottom to bottom to prevent air locks
Now you're just being waaaaaaayyyyy too logical!!!
Thanks for the confirmations!
Now you're just being waaaaaaayyyyy too logical!!!
Thanks for the confirmations!