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Was thinking, what would be the pro's and con's of having a diesel powered mudder. Say somthing SIMILAR, but not as big as quad's build. Say 44's, 2.5 rocks... Would the pro's out weight the con's or would a gasser motor be better suited?
Let me know what yall think, say with the 7.3l powerstroke
For awhile i was looking for a diesel for wheeling but have moved on as my money has a funny way of spending itself. The torque gains would be a definant plus in any kind of offroading, though turbo lag could be an issue if you do crawling.
The weight of the engine (roughly 1200lbs for a 444 cid PSD) is a downside in a normal build but with the type of setup you are talking about (huge lift, rockys, etc) the weight wouldnt be much of an issue cause the whole truck is like a dumbell...
I would say go for it! but for any crawling or trailriding i would stick with an earlier International Harvester N/A diesel (7.3 or 6.9) to avoid turbo lag, and still have the torque to crawl over anything (just dont expect to win any races with a n/a diesel running through rocks, even with the IP turned WAY up)
Would there be any pro's to wheeling a diesel, i understand the weight, but the 44's were just an example, first number to pop into my head, would the torque be a good pro for wheeling, why would wheeling a diesel be so epensive compared to a gasser?
I mentioned this in the minion thread I think. I was curious about using a 4bt for trails and such though. I guess when you consider how much a full blown mud **** weighs, an extra 500lbs for a diesel block isn't really that much, especially if its a 5.9 cummins crankin out huge power....
Think useable rpm range... I used to wind my 460 up to 6500 before I got into the deep stuff bogging, you lose 2K rpm, no big deal, you're still in the power...
You lose 2K rpm on a diesel that only turns 3600, now you have issues...
yea but with the GOBS of torque, are you still goin to lose 2k or is it more like 500. Plus diesels make lots of power off idle, as the redline is 4k MAX, cummins is more like 3500, so a 500 rpm drop your still in big power.
i think the big prob with diesels in the mud is wheel speed. yeah they have lots of torque but it comes at low rpms. you need the low gears to keep the torque but you loose a lot of wheelspeed. when this happens you lose the ability to self cleen the tires. a trail rig can use the diesel for the fact you dont have to spin 6k to climb over a rock if you have built your rig right and you have the crawl ratio for rocks or trails. but in big mud like what quads building for you need the wheelspeed to clean the tires thus making more traction and further threw the mud.
yes you could run the higher wheelset but when you get into deep mud and it starts to drag the engine even a diesel doesnt have to torque to overpower the higher gears. think about it guys with 1000 hp trucks have just as much torque as a diesel although its at different rpms, but they still get stuck with there low low gears. and they have the wheelspeed to clean the tires when they start to lose power at 4k and 5k unlike a diesel thats maxed at those rpms.
yes, that is a HEAVILY built gasser, think of a similarly HEAVILY built diesel, twin turbo's, studed heads, cams, etc. 1000 hp diesels are few and far between, but 1200-1500 ft-lbs of torque are alot more common in diesel powered trucks than gassers.
Was thinking, what would be the pro's and con's of having a diesel powered mudder. Say somthing SIMILAR, but not as big as quad's build. Say 44's, 2.5 rocks... Would the pro's out weight the con's or would a gasser motor be better suited?
Let me know what yall think, say with the 7.3l powerstroke
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