GMT 800 & Older GM General Discussion 2006 & Older Trucks | General Discussion

Any advice on getting me to 11s all motor

Old Aug 27, 2019 | 09:57 PM
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Default Any advice on getting me to 11s all motor

Hey guys and girls I just wanted to get some opinions and sight from the quarter mile crowd.My truck personal best so far is 12.69 1.8 60 ft and I would to make it to 11s all motor and with the same set up hopefully!Heres the run down of the truck and mods so far...it’s a ls1 with hand ported 799 heads,comp cam dual valve springs and hardened push rods,nnbs intake,ls7 throttle body with the x link,224/228 600 lift,60e built by Pepe Torres running a yank 3600 and a tru track with 410s.btw this truck is a 03 Silverado swb southern comfort edition so it’s got ac and all electric and I run with the tailgate off just for a quick weight reduction and it makes it easier to see the water box when I back up stock height truck just 2 inch drop shackle.the tire I run is a 29/10.5-15 Hoosier.alright with that being said what else could I possible do to get closer to my 11 na goal??the only thing I haven’t done yet that I can think of is a underdrive crank pulley and remove ac belt when I get to the track?Thanks in advance furcany tips or tricks I may have missed.
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Old Aug 27, 2019 | 10:18 PM
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Put a turbo on it 😁
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Old Aug 27, 2019 | 10:30 PM
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How much power is it making?

Probably needs another 100hp if the 60 foot can't get quicker. Or drop another couple hundred pounds.
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Old Aug 27, 2019 | 10:34 PM
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Originally Posted by arthursc2
Put a turbo on it 😁
I wish lol that’s gonna be a when I give up on this childish 5.7 11 second NA nonsense lol
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Old Aug 27, 2019 | 10:37 PM
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Originally Posted by FFDP
How much power is it making?

Probably needs another 100hp if the 60 foot can't get quicker. Or drop another couple hundred pounds.
Well my truck does bounce up and down a little on take off but no wheel hop I’m gonna do the speed engineering traction bars and shock relocation kit and see if it helps my 60 ft time not too sure on how much power it’s making it only goes 104 in the quarter.I did improve my 60 for time from 1.87 to 1.80 just by removing my sway bar that was a freebie
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Old Aug 27, 2019 | 10:41 PM
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I forgot to mention exhaust this truck has 13/4 long tube headers ORY and dumped after the cab with a magnaflow 1 in 1 out maybe a cutout will help me a little bit as well.
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Old Aug 27, 2019 | 10:58 PM
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Probably not by enough to justify the cost

some spit ball ideas:

run e85 with an appropriate pump/injectors and tune: put her on a dyno and maximize timing

keep messing with pressures and weight balance to get the 60' down. Fuel is your biggest ballast, mess around with more or less to see if she likes anything. Tire pressure > all. Chalk the tire/ wheel to make sure you're not spinning in the tire

Pop the pass headlight out, run a bell mouth on the intake tube. This got a shitbox 4cyl I had from 16.1 to 15.5 back in high school: def worth a shot

take the mirrors off, run bigs&littles

get a junk hood, cut all the ribbing out and vent it (less drag, allows air through the rad out the vent in the hood)
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Old Aug 27, 2019 | 11:08 PM
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Originally Posted by arthursc2
Probably not by enough to justify the cost

some spit ball ideas:

run e85 with an appropriate pump/injectors and tune: put her on a dyno and maximize timing

keep messing with pressures and weight balance to get the 60' down. Fuel is your biggest ballast, mess around with more or less to see if she likes anything. Tire pressure > all. Chalk the tire/ wheel to make sure you're not spinning in the tire

Pop the pass headlight out, run a bell mouth on the intake tube. This got a shitbox 4cyl I had from 16.1 to 15.5 back in high school: def worth a shot

take the mirrors off, run bigs&littles

get a junk hood, cut all the ribbing out and vent it (less drag, allows air through the rad out the vent in the hood)
Ok sounds good and thanks for the tips the truck right now has a 2 inch metal cowl hood on it not sure if it weighs more or less then a factory hood but I will look into that.E85 would be good it’s all over San Antonio.a real set of drag wheels would really help I’m running the 17 inch stars up front and a set of 15s from a 60s c10 out back I’m sure some dragstars or similar race wheel would really help out
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Old Aug 27, 2019 | 11:29 PM
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Trucks deff too bouncy on take off hopfully the traction bars and the shock relocation kit help out with that issue.
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Old Aug 27, 2019 | 11:37 PM
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