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Re: Engine trouble : (
[Re: grass13]
#935230
03/12/09 04:19 AM
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Joined: Mar 2009
Posts: 14
OP
Need a Spot
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oil is blowing back up through carb. do you mean that oil is blowing up into the air cleaner? run a compression test as mentioned, you can pick up a tester for about $30 and if you can change plugs you can run the test. if your intake gasket leaks your screwing up the fuel/air ratio and in turn your rig will run like crap. you can seach for a intake leak by spraying around it with wd while its running. run the comp test, post the numbers and replace the intake gasket then go from there. btw, does it smoke and welcome to the wire. It doesn't hardly smoke but you can smell oil a little, and when you have the lid closed it starts back firing through the carb, and when you open it a puff of smoke will come out blueish color. I was gonna work on it today but it was raining, and currently our garage is full so no go. I need do need to check the intake gasket though, and run compression test.
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Re: Engine trouble : (
[Re: K_Raider]
#935231
03/23/09 05:23 AM
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Joined: Mar 2009
Posts: 14
OP
Need a Spot
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Get it fixed and join us at Haspin Acres March 28th and 29th. <img src="/forums/images/graemlins/nana.gif" alt="" /> What part of Indiana are you in? do you know where notre dame is I live like 10 mins away...anyways update put on new intake gasket runs pretty good now still have a little rough idle sometimes, not sure whats causing that now got some more investigating to do I guess
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Re: Engine trouble : (
[Re: JUSE]
#935232
03/23/09 06:49 AM
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Joined: Oct 2008
Posts: 567
Rock Warrior
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Yeah... your quite a ways up there.
88 Raider- sitting on a full size Chevy frame with 35.5x11.50x16 Dyna Torque II tractors 89 Montero- stock 2.6 M/T 30-9.50 BFG all terrains on American Racing Wheels 99 2500 Ram- 285-75-16 Uniroyal all terrains,straight pipes with no cat (yes its loud)
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Re: Engine trouble : (
[Re: K_Raider]
#935233
03/24/09 01:23 AM
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Joined: Mar 2009
Posts: 14
OP
Need a Spot
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yea, but if I ever do get it running well would be cool to meet up with some fellow montero owners I've never seen another swb around here
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Re: Engine trouble : (
[Re: JUSE]
#935234
03/25/09 06:57 AM
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Joined: Aug 2008
Posts: 21
Need a Spot
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Welcome to the post. I live in Nappanee Indiana. I bought and built an 89 SWB for my son last fall. Needless to say I have got to know this unit very well. I am a heavy equipment mechanic by trade and have built several jeeps, so if you need some help let me know. :cheers jamesm@moxytrucks.com
76 CJ5 (Part of the family) 89 SWB Monty 3.0 V6 ("Snot Rocket") 2003 F150 4X4
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Re: Engine trouble : (
[Re: JUSE]
#935235
03/30/09 11:01 PM
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Joined: Mar 2009
Posts: 14
OP
Need a Spot
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ok still dealing with the crappy idle I believe its a vaccum problem, cause im getting good spark, and as far as I can tell fuel too.....does anyone one have any vaccum diagrams or can tell me where the green dash line ones route or the blue line, because ether one of these have near zero vaccum? I know the green is for the EGR I believe. also one last question when reinstalling the carb on the side closest to the head there was a a tube coming out but I did not find a vaccum line that went to it, and had none marked for that spot when I labeled them all as I took them off. I did however find a rubber nipple with no spot to go on so I put it there is this correct? any help would be greatly appreciated
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Re: Engine trouble : (
[Re: JUSE]
#935236
03/31/09 06:06 PM
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Joined: Jan 2001
Posts: 13,649
Web Wheeler
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IIRC, there are only a couple of vac ports on the pside of the carb. One is the line to acutate the secondary throttle plate, and the other is the aux accel valve which squirts fuel to the secondary barrel (again, IIRC).
I'd download the fsm from MontyMcV's site to get the vac diagram, which is rather confusing.
Several of the vac lines only have vac when the engine is warmed up (they go thru the thermo vac valve on the water neck, the black plastic thing), and others are ported vac, where the vac port in the carb barrel is above the throttle plate rather than below it, and only see vac when the throttle is opened past the port (see the diagram). You need to know if your truck is Kali or federal, and whether or not it's got the high altitude junk.
Not responsible for advice not taken...
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Re: Engine trouble : (
[Re: fasteddy]
#935237
04/01/09 05:12 AM
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Joined: Mar 2009
Posts: 14
OP
Need a Spot
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I know mine is the federal, and im almost postive I dont have the high altitude crap
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