u7194 07 1500 4.8l slow launch

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JARHEAD2001
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Joined: Sat Jun 12, 2010 9:42 pm

u7194 07 1500 4.8l slow launch

Post by JARHEAD2001 »

why dose my old ladies 07 upplander van with 3900 series v6 get off the line so much better than a v8 truck this is sad

from standing start her van will spin the tires and get up to speed faster
My truck reg cab short bed lags until about 10-15 MPH

I guess what im trying to figure out is if I have to get a custom tune or dose a V6 really have more power than the V8 (our shift points are about the same within 2-3 MPH)
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07 Chevy 1500 4.8 dynamax long tubes w/cats and magnaflow with S&B intake and diablewtune
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mikel
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RE: u7194 07 1500 4.8l slow launch

Post by mikel »

Gearing is the difference, not power....
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JARHEAD2001
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RE: u7194 07 1500 4.8l slow launch

Post by JARHEAD2001 »

overall what would be a good gear top end and acceleration
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07 Chevy 1500 4.8 dynamax long tubes w/cats and magnaflow with S&B intake and diablewtune
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mikel
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RE: u7194 07 1500 4.8l slow launch

Post by mikel »

whats in the truck now?
Mike Litsch
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Diablo Tech support by phone:
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davidram2010
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RE: u7194 07 1500 4.8l slow launch

Post by davidram2010 »

on top of gearing the torque management has alot to do with take off
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Morgoth
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RE: u7194 07 1500 4.8l slow launch

Post by Morgoth »

Lol man you got a wee little engine...get a 8.1. Big block with 4.10 gears!
2004 GMC Sierra 2500HD,496 w Allison 5 spd,Vararam Vr6 and Vr3,Flowmaster 50 series,TD TBS,Amsoil lubes,MSD wires,Edelbrock shocks,U7193Image
ftrspeedy
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RE: u7194 07 1500 4.8l slow launch

Post by ftrspeedy »

dont listen to them bout gears. u need efilive to shutdown the torque management. thats why u cant launch. even if u change gears the computer will still kick in. the 4.8 is a good strong engine.
2008 silverado 1500
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06MonteSS
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RE: u7194 07 1500 4.8l slow launch

Post by 06MonteSS »

it can be achieved... . with a custom tune...
06MonteSS / DiabLew Tune
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sickREDsierra
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RE: u7194 07 1500 4.8l slow launch

Post by sickREDsierra »

LMAO at these suggestions.

tourque management, small torque converter collectively kill it .. on top of the 4.8 lacking low end torque. so many options though.

cheapest and easiest .. hit LEW up for a custom tune, turn off TM.. bump your line pressure in your trans a bit to help the shifting efficiency, and if that doesnt do it for you, make a call to EDGE racing and get a real converter in there. they build custom units for almost half the price of yank or PI.. and handle lots of power.

get it handled. lots of options ;)
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2007 Sierra, 370 C.I. , Custom CompCam, ProEdge 3600 converter, 4.11's with eaton LSD, Foose 20's, DynoTune Nitrous, Patriot CNC'd heads
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