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Just a little test and tune

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Old Jul 20, 2001 | 06:21 PM
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From: Palm Coast, FL
Lightbulb Just a little test and tune

Hey guys, we did a little test and tune at our local track today. Lots of cars there, but still got in some decent runs. The local F-body club was there, and as usual, I had a blast hanging with these guys.

I haven't really had a chance to run our new 01 yet, the only time was at the Mod shootout, but the trans was screwed up from new and the truck was out of comission when I got back from NC getting a new trans put in. The new one works nice . I've been dying to run it, so today was the time.

I really struggled for decent 60fts all day. The track wasn't THAT bad, and I've personally cut 1.79 60fts at this track with the 99, before the converter. I have the same Caltracs from the 99 on it, and the same wheels. The only difference is that I have not pulled the front sway bar yet, and I did the drop shackles on the new truck. I think the drop is hurting me big time.

I was doing some tweaking for our 01 programs, and was able to make some minor improvements over what we are currently sending out. With 60fts in the 1.99-2.10 range, the truck was running consistant 13.0s all day long. But our mph was good, between 106-107 all day long, so even with the crappy 60fts, I knew the truck was making good power. We did have a few decent 60fts, with a best of 1.87, and that pass netted a 12.88@106.7 timeslip.

Overall I was happy with the performance. The air was so-so. BP was 30.00 all day, temp was 85 and Humidity was 35-45%. The mods to the truck were the PSP Chip, PSP Fastair system, PSP Fan kit, 4V water pump, oval TB, PSP lower pulley, and FT valve body. The PSP Caltracs were out back, and the standard ET Streets were our wheels. Still has all stock exhaust, stock converter, no ice coolers or use of ice of any kind, and coolant temp was 180 degrees for all runs. No supercooling.

We've got some more stuff going on soon, but I won't let the cat out of the bag just yet
 

Last edited by LightningTuner; Jul 20, 2001 at 06:28 PM.
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Old Jul 20, 2001 | 06:44 PM
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Wink

That's GREAT SAL!!!
Just wish the air was as good here in Oklahoma!
Al
 
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Old Jul 20, 2001 | 08:24 PM
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Cool

Sal,

Thanks for the update. I'm surprised to hear the rear drop was hurting you. The only way to find these things out is to test and see what happens. It's just something else that's a little different about these trucks. That's one more thing we can add to the list just like exhaust mods.
 
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Old Jul 20, 2001 | 09:12 PM
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Hey Sal,

Just woundering What is the deal with the cobra R water pump?
 
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Old Jul 20, 2001 | 09:24 PM
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Chuck, the fact that the drop is hurting my launch, is really just speculation at this point. I had a helluva time getting this truck to hook today, and I never had this kind of problem with the 99. But like I said, I haven't taken the sway bar off yet, and the 01 has different shocks too. It could be any number of reasons. I will say that I don't care for the drop much, the truck rides like an F-350 and bangs like crazy over bumps. I might pull the shackles out and live with a raked truck. I'm kind of baffled how drop shackles can affect my ride like that, as I'm not changing the spring rate, just moving the spring up higher in the body. We'll see.

4rts2nv, the pump that I am using is a 4V motor pump. A little trick I learned from some of my fellow Mustang tuners, who said the 2V Mustang guys are doing it. The impeller is different, the blades are smaller, but have a more aggressive pitch. Supposed to be good for a few hp and prevent high rpm cavitation. Plus the stock pump is cast iron and the 4V one is aluminum for those that care about every last pound . The only downside, is since the 4V cars all have electric fans, there is no provision to mount the stock fan to it, so it can only be used if you have an electric fan. I do sell the pumps, they are $100, and are REALLY easy to put in.
 
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Old Jul 20, 2001 | 09:53 PM
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Hey Sal,

Glad to hear the 01 is comming along well! It will be interesting to see how fast you get it with just basic bolt-on's. The good weather is just around the corner, and times will get better...

We did have a chance to finish the Cal-Tracs so were not going to the track tonight to test your new chip . Will let you know when we do make it.
 
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Old Jul 21, 2001 | 07:00 AM
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From: Ontario, Canada
Sal,

Care to share on your transmission problem? I've got something going on with mine, but having a hell of a time getting my Ford Tech to figure it out.

Mine feels like the Torque Converter is jerking or pulsing. Something is shaking, sometimes really badly at around 65 mph.

Any help would be greatly appreciated.

Thanks!
 
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Old Jul 21, 2001 | 08:49 AM
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From: FT.COLLINS,CO,USA
Sal, since reading this thread I've been racking my brain and the FAQ for some information.

Your knowledge of L's certainly out-weighs mine, but I have a theory. You mentioned alot of things that instantly entered my head, such as removing the sway bar and your drop shackle kit. I just replyed to BADDOG's thread about shocks and springs, and as any experienced drag racer knows it's all about weight transfer. I thought I heard somewhere that they changed the spring rating in 01'. I know they changed the shocks. I'm thinking the front ends in the 01's might be stiffer, and in conjunction with your drop shackles it's simply not transfering weight like your old truck.

If anybody would know it would certainly be you. Do you know if there are any shock manufactures that produce a 90/10 shock that would fit our trucks? I'd definitly be interested in a pair if they're available. Sorry for the long post, I'm sure you thought of all the things I mentioned. I actually thought I might get more questions answered for myself than I answered for you.

I may only be 26 but I've been drag racing for 10 years (six years with nothing but pickups) I actually followed the Division 5 circuit in my Ranger for 2 years running SUPERGAS. As anyone with common sense knows, one of the most economical ways to get your vehicle to go quicker is get off the line quicker. If anyone knows whether the spring rating went up in 01' please post. This thread has been driving me nuts trying to figure out why an experienced raced like Sal with I assume identical driving techniques between the 2 trucks would have such a drastic difference in 60 fts
 

Last edited by NIXSVT; Jul 21, 2001 at 08:55 AM.
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Old Jul 21, 2001 | 12:29 PM
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Cool

I don't know that the shackles are the problem as i installed a set of custom drag shocks from pauls high performance and they require a 2 inch drop shackle to work on an L[according to php]. I have yet to test these shocks#**#rain,but from what i saw on there test L 1.7s and low 1.8s on the same track i was getting high 1.8s low 1.9s so i thought i would guinea these on an average 00 L as they are really expensive and someone has to do it.There test L and mine are both 00s so this really doesn't apply to 01s,but my best 60 ever was a 1.84 so if adding these shocks and or psp cal tracs nets high 1.7s low 1.8s on a well prepped track,i'm there even if it ends up costing close to convertor prices.I am glad to see tuners doing some testing on traction,after all not everyone wants nitrous or a tourqe convertor,at least not while they still have a warranty.
 
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Old Jul 21, 2001 | 06:49 PM
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From: Sugar Land, Texas
Exclamation Adjustable Drag Shocks

Competion Eng. makes a set of 3 way adjustable shocks for the F150. A few of us HALO members have been running them for quite a while now, us including. The handling around the twisties is affected, but you can still throw it around fairly hard. You can even tow w/ them. We had to tow a 1500Lbs trailer and 10sec vette (dont know the weight) for a race a month back and had no problems with it. We gained about 3 tenths in the 1/8mile, but at the same time we had the 3.73 gears and Bassani Headers installed as well. As for part numbers im not sure. I think 1BADTK knows the part numbers though....
 
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