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New dyno numbers

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Leaf Springs

Newbie w/ '89 D250 2 wd questions

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well not exactly what I was hopeing for but the truck is still together so I guess I can smile.



1st run fuel only 356hp 753 ft lbs. Boost hit 55lbs ran great, never cleared up the smoke.



2nd run fuel only, couple less hp didn't brake it to help spool. 352/740



3rd run 1 stage, wastegate set to dump at 30lbs hit 57lbs made 424hp 900 ft lbs



4th run 2 stages, pegged 60lb guage, made 487hp 1005 ft lbs before poping the fuse for the fuel pump at 2550 rpms might of cliped 500 but barely. Smoke cleaned up pretty good but still had some left.



So now what's the problem, I have huge amounts of air 55lbs on a low,low drive pressure turbo and huge amounts of fuel that is still not being burnt. I'm gonna guess the timing is the problem not giving the mixture time to burn. That and it's the only thing I have yet to do.



Oh well it was fun all the remus boys did well, Adam Cornell uped his record to 1374hp, Kevin Chaffey hit 908 and a monster vp truck they just built hit 651 with single turbo on fuel.



I'll get some pics and videos up as soon as I figure it out
 
What intercooler setup do you have? Still the Banks? If so, it is likely a bit of a bottleneck. I'd say put on a 2ndGen or PSD intercooler in there with the bigger pipes.



Where is your timing set? If you go too far, you will be shooting yourself in the foot.



Good numbers on your run, even if you ran out of fuel.



1374hp on a B series? That's crazy. Fuel only, or drugged?



Daniel
 
First thing, I havn't any idea what stage I and stage II would be... ... ... ... My guess is some form of meth?



The other is your cyl head. Any Deere engine built to pull is a highly modified cyl head to flow air. Some, in fact are a custom built billet steel head becasue the factory head design does have it's limitations.



Good job! Now, after you win the lotto, you can build that thing.
 
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Yes it's still the banks unit. The turbo outlet is only like 2in so I figured the 2. 5 on the cooler would be fine. I plan on having 3in inlets put in it one of these days.



Timing was stock, I bumped it 3/16's and it ran a little better. I think it made more power with the 62mm charger so I'm gonna get it straped back down with that on.



1 and 2 stages were nitrous, for 487hp I ran two 10lb bottles with NOS #1602 solenoids wide open with no jet.



I agree on the head being a problem but I think it should get to 450 on fuel with no problem. I have another head to port out and get o-ringed after I rob a bank.



Yeah 1374 hp out of a little 5. 9 with 5 bottles of nitrous. :D
 
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