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03-22-2012, 12:21 AM | #1 |
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Join Date: Jul 2011
Location: vacaville ca
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video of my truck accelerating
so I have been working on my timing issue and never had a chance to really lay into the truck since I bought it because it would not run right under more than half throttle (sputter, pook out carb, miss or totally fall on its face).... so after changing the carb and manifold, plug wires, plugs, re-route wires, fuel filter, all of which ended up not being the problem and finally tracing it back to the mallory dist set up..... so come to find out the rev limiter was set at 4500, the timing curve was set on the wrong curve and the total timing was off (all by previous owner) I enlisted the help of this forum and finally I would say the truck is running so much better, finally some power under throttle.... these video were of 3/4 throttle but not totally full throttle... I do think the shift points need to be tweaked.... cause she licks down nice but shifts back up too fast, not holding the kich down gear long enough,,,
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04 CHEVY LLY LS DURAMAX 4WD. MODS TO FOLLOW, EFI LIVE, BUILT TRANS, LBZ MP, LIFT PUMP SOLD 1972 chevy c10 |
03-22-2012, 12:25 AM | #2 |
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Re: video of my truck accelerating
didnt realize the link takes you back to my photobucket....let me know if you all can view the video.... next video will be of a full WOT Run.... if I get tje nerves up to do it....
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04 CHEVY LLY LS DURAMAX 4WD. MODS TO FOLLOW, EFI LIVE, BUILT TRANS, LBZ MP, LIFT PUMP SOLD 1972 chevy c10 |
03-22-2012, 12:34 PM | #3 |
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Re: video of my truck accelerating
anybody hear any issues at all
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04 CHEVY LLY LS DURAMAX 4WD. MODS TO FOLLOW, EFI LIVE, BUILT TRANS, LBZ MP, LIFT PUMP SOLD 1972 chevy c10 |
03-22-2012, 12:44 PM | #4 |
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Re: video of my truck accelerating
Glad you got it figured out!
cause she licks down nice but shifts back up too fast, not holding the kich down gear long enough,,, I know her! Sorry....couldn't help myself.
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70 GMC Short Stepside "Rose"-An American Beauty: Factory 402/TH400, AM/FM, AC, Tilt, Tach, Buckets, Posi, PS, PB, 3-5 Drop, Complete Resto-Rod 67 C-20 Slant Back Wrecker "Mad Max" 67 C-10 Ratrod "Step-N-Wolf" 71 Serro Scotty Sportsman camper "Scotty" 97 LT1 Z28 "The Hornet" Link to more pics of "Rose" http://67-72chevytrucks.com/vboard/a...p?albumid=1684 Check out my "Cheap Tricks" thread and add to it if you can, lots of good info there. http://67-72chevytrucks.com/vboard/s...d.php?t=489394 |
03-22-2012, 12:47 PM | #5 |
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Re: video of my truck accelerating
Sounds like she is running pretty good to me!
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355,vortec heads, Doug Herbert cam, Performer intake, 750 Holley, Hooker Comps, 2 1/2 duals w/Aero Chambers, 2500 stall and 3.73 posi. |
03-22-2012, 01:46 PM | #6 |
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Location: Hermiston, OR
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Re: video of my truck accelerating
Shift points are not too hard to set up, you can get a shift governor recalibration kit by B&M from Summit for about 30 bucks. If you are only doing 3/4 throttle runs it will not shift at its highest limit, however. Depending on your cam specs it may be fine, no sense revving it over 6000 if the cam is done at 5500.
Sounds great btw!
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Running in place gets you nowhere fast. -me 1968 GTO 4-spd covnvertible 1970 K-20 4-speed, factory AC. |
03-22-2012, 02:10 PM | #7 |
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Re: video of my truck accelerating
Sounds great.
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Nigel. An American living in a British body. 1971 Chevy Cheyenne 10 454 "In a time of universal deceit, telling the truth becomes a revolutionary act." - George Orwell "When injustice becomes law, resistance becomes duty" - Thomas Jefferson No more pain. 03.12.60 -- 12.28.10 http://www.youtube.com/Eightbanger |
03-22-2012, 04:26 PM | #8 |
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Re: video of my truck accelerating
thanks guys I know it is shifting back up a gear too fast. I have been thinking of ordering the kit so I can manually adjust
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04 CHEVY LLY LS DURAMAX 4WD. MODS TO FOLLOW, EFI LIVE, BUILT TRANS, LBZ MP, LIFT PUMP SOLD 1972 chevy c10 |
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