Cummins Forum

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Feed-merging three firstgen forums into one.
Updated: 54 min 21 sec ago

Started once but will not again

Sun, 09/05/2010 - 12:00
The old VE would idle but no throttle, I didn't want to fool with it...so I put on another VE from a spare motor. This one started once, had a low rough idle, I shut it down....and now it will not refire. There is air in the lines every time I crack them loose at the injector. Doesn't even try...

Electric fan ?

Sun, 09/05/2010 - 12:00
Do they make a bolt on electric fan kit for our trucks? If not what cfm fan would i need to get and how hard are they to wire up ?

Loss of power, truck not shifting right

Sun, 09/05/2010 - 12:00
Ok, here we go. I recently purchased a 92 W250 automatic trans with only 61K miles on it, it sat for a long time. The truck's been running like a champ until a few days ago, when I noticed it seemed to not have as much power when I gave it some throttle. I was getting on the highway yesterday and...

Blinking wait to start

Sun, 09/05/2010 - 12:00
i have a 89 non i/c and a few times a month. as i drive down the road the wait to start light will start blinking. it will continue to blink untill i shut the truck off. does anyone have any ideas or had this issue yourself. thanks

The Blue's (smoke issue)

Sun, 09/05/2010 - 10:00
Hey guys, I want to bounce a scenario off of you, I’m looking for advice, wisdom or ideas. I am working on the truck in my signature and did the power mods in May of this year with the exception of bumping the timing, I did yesterday. It has 144k miles on it and when I bought the truck it only...

Rocken tech injectors

Sun, 09/05/2010 - 08:00
anyone runnin a set of their 6X16's? im lookin into a set but i wanna see some comments on them if possible. thanks guys! lance

injector bore size

Sat, 09/04/2010 - 19:00
I know I need to just search, but I got my buddy on the phone. I'm so confused now I've got a 92 i/c motor and thought that i read that when cummins went to i/c on their motors the switched to 7mm bore heads, from 9mm bore heads, because 9mm heads were prone to cracking at the bigger bore...

Tuning the VE pump Excursion. need a little help

Sat, 09/04/2010 - 16:00
So, I'm tuning my cummins powered excursion and I feel like I'm not getting all my cummins has to offer. Motor has a 180hp pump from a buss and an air to water aftercooler. Stock injectors (1989 non ic) and was told these injectors would support up to 400hp??? 1. Full power screw maxed out....

huge issue... missing parts

Sat, 09/04/2010 - 16:00
ok so i popped the hood on the cummins i just bought was gettting ready to turn up the pump when i realized that the boost line going into the top of the afc was gone!!!! where would i find one of those i need the banjo bolt also

Speedometer reading incorrect speed

Sat, 09/04/2010 - 16:00
I have a 1993 Cummins 4x4 with the 5 speed manual tranny. It's always seem like I was going a lot faster than what the speedo is reading so I verified it with my GPS. I'm about 15 mph off when the speedometer reads 50 (gps says I'm going 65). I'm running 265/85/R16 tires. Is there any way to...

3.07 vs 3.54

Sat, 09/04/2010 - 14:00
Right now I have 3.07 gears and single wheel 1990 4x4 with 727 3sp.I found a 2wd 1992 dually with 3.54 and 5sp was goin to use the rearend to covert mine to dually and swap front gears later.Right now the auto truck is gear bound bad @ 65-70 mph would this swap kill my low end power very much plan...

VE 12valve in an F350 won't start

Thu, 09/02/2010 - 21:00
I have an 04 F350 crew cab dually with a 93 intercooled 12 valve in it. Everything went very smooth except I can't get it to start. It turns over fine and I have oil pressure, I have fuel squirting out of the fuel lines at the back of the injectors but it doesn't even act like it wants to start. ...

bellhousing bolt pattern

Thu, 09/02/2010 - 21:00
i was wondering if the bolt pattern in a 5.9 pick up and a 5.9 in a 91 bus are the same?? thanks

drive line question

Thu, 09/02/2010 - 21:00
i have a 92 w350 when i got the truck it had no front drive shaft after calling a million places i finally found one but the universal cups on it are huge an wont fit in my yoke on the rear how many diff yokes and universals did dodge use to mate the shaft to the front rear

Tail gate for 1993 250

Thu, 09/02/2010 - 21:00
Does anybody have a tailgate with hardware for sale or know where I can get one? I don't want a generic one. I want one that says Dodge like the one that came on my truck. Thanks

Truck Will Not Start!!!

Thu, 09/02/2010 - 21:00
I need help. There is a 90 CTD, non-IC, no OD, bone stock that I have been driving around the farm for a week cuz someone left it at my house. I drove it yesterday. Now it will not crank. It has always started right up. It is getting fuel to the IP because I cracked the line and primed it...

isspro ev2 fuel pressure gauge

Thu, 09/02/2010 - 21:00
anyone mess with one of these gauges? when i put it in i was getting a solid 17psi, couple days later it was deviating around 4 psi now its around 8 psi. I put in an autometer snubber and that helped a little but it still likes to bounce around alot. I have a low pressure piston lift pump, the...

whats the value of these parts?

Thu, 09/02/2010 - 21:00
I have a pair of axles from a 69 or 70 dodge ton truck power wagon, i dont know what the ratio is on them but they're in good working shape. i also have the 4speed transmission and transfer case from the same truck also in good working shape. i would like some opinions on how much they are worth as...

driveshaft hit 4" downpipe

Thu, 09/02/2010 - 21:00
So I drove over a speed bump the other day and it was a lot worse than I expected. When the pickup bounced off of it I felt it bottom out, I didn't think much about it, except for holy S and how much I hate speed bumps. Well yesterday I noticed my downpipe has a good sized mash in it, the front...

turned fuel screw in 3 turns... now its acting weird

Thu, 09/02/2010 - 21:00
so i turned in the fuel screw in 3 turns smoke screw has been turned in about flush with nut and starwheel is all the way down.... turned the fuel screw in tonight started it up and now it kind of lopes.... shut it down and tried it again... same thing... when i tap the fuel pedal it sounds like...