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Thread: speed density tune

  1. #11
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    If you can get the chance--do a live tune. A speed density tune is pretty much the same thing. IMO, a live tune is the best for any setup--even if you just have a CAI. To get the absolute 100% out of a tune--you need a live tune done.

    2000 ECSB 6.0L
    TORQUER V2 CAM ● COMP 918's ● 7.4 HARDENED PUSHRODS ● K&N SERIES 77 CAI ● 80mm BBK ●PACESETTER LT HEADERS AND 3'' ORY ● SUPER 40 FLOW ● 3000 STALL ● 4.10s ● BUILT 80e ● VORTEC PERFORMANCE TUNE ● MSD 8.5mm PLUG WIRES● ELEC. CUTOUT ● UD & ALT PULLEYS ● FLEX-A-LITE E-FANS ● 22" CENTERLINE STINGRAY III's ● LUND FIBERGLASS TONNEAU ● 2" LEVELING SHACKLES ● 12K HID LOWS & FOGS ● LEDs ● DEBADGED ● WHITE-FACED ESCALADE GAUGES ● KICKER 450.1 ● 2-CVR 10's ● DS60's ● K693's

  2. #12
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    isnt that basicly the same thing as a dyno tune? whats the differance?
    02' silverado ext. cb 2wd , 5.3 liter 325c.i. LM7, ported and polished throttlebody with bypass, Jannetty Racing 87 octane dyno tune, cold air intake with custom ram air, Heavy duty built 4l60e with vette servo, Z-pac clutches, "The Beast" Sunshell, transgo shift kit, yukon 4.10 gears with true trac, custom exhaust with Moroso Spiralflow, no cats, MSD 8.5 race wires, NGK TR55's
    Quote Originally Posted by farmtruc View Post
    Damn dude, take it easy on yourself during personal wacky time lol.
    Sometimes it can get out of hand
    Quote Originally Posted by DamnYankee View Post
    Satan just called - hell froze over.
    Quote Originally Posted by pl4yboy View Post
    I take it like a virgin on prom night... I'm not happy, it hurts, but at the same time, I'm too drunk to care.

  3. #13
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    No, a dyno tune is different. A live tune happens when a tuner plugs in a wideband and runs a tuning software live on a laptop and continuously monitors all of the vehicle's functions controlled by the PCM. A live tune is way better than just a dyno tune...

    2000 ECSB 6.0L
    TORQUER V2 CAM ● COMP 918's ● 7.4 HARDENED PUSHRODS ● K&N SERIES 77 CAI ● 80mm BBK ●PACESETTER LT HEADERS AND 3'' ORY ● SUPER 40 FLOW ● 3000 STALL ● 4.10s ● BUILT 80e ● VORTEC PERFORMANCE TUNE ● MSD 8.5mm PLUG WIRES● ELEC. CUTOUT ● UD & ALT PULLEYS ● FLEX-A-LITE E-FANS ● 22" CENTERLINE STINGRAY III's ● LUND FIBERGLASS TONNEAU ● 2" LEVELING SHACKLES ● 12K HID LOWS & FOGS ● LEDs ● DEBADGED ● WHITE-FACED ESCALADE GAUGES ● KICKER 450.1 ● 2-CVR 10's ● DS60's ● K693's

  4. #14
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    connecticut
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    thats exactly what he did, even welded a new bung in the exahaust for the wideband, he just did it all on the dyno. he used hp tuners
    02' silverado ext. cb 2wd , 5.3 liter 325c.i. LM7, ported and polished throttlebody with bypass, Jannetty Racing 87 octane dyno tune, cold air intake with custom ram air, Heavy duty built 4l60e with vette servo, Z-pac clutches, "The Beast" Sunshell, transgo shift kit, yukon 4.10 gears with true trac, custom exhaust with Moroso Spiralflow, no cats, MSD 8.5 race wires, NGK TR55's
    Quote Originally Posted by farmtruc View Post
    Damn dude, take it easy on yourself during personal wacky time lol.
    Sometimes it can get out of hand
    Quote Originally Posted by DamnYankee View Post
    Satan just called - hell froze over.
    Quote Originally Posted by pl4yboy View Post
    I take it like a virgin on prom night... I'm not happy, it hurts, but at the same time, I'm too drunk to care.

  5. #15
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    Aug 2006
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    Willis, TX
    Posts
    724
    well heres my 2 cents..a live street tune allows the tuner to adjust for drivability issues such as tq convert lock and unlock, shift firmness, quick stop surging and numerous other seat of the pants things you don't detect or feel on a dyno....A Dyno is very good at dialing in peak HP plus you don't get a ticket doing it
    Last edited by Gator; 01-22-2008 at 09:44 PM.

    05 RC, LME 6.0, 243 Heads, LSA Rods, 11:25 Forged Pistons, Cam Motion Custom Grind, 4:10, Eaton LSD, Narrowed Rear-end w/ Chromoly Axles, Pacesetters LT's, SLP Loudmouth II Mufflers, Volant CAI, Yank SSTB3600, Bosch 42 lbs inj's, G-Force Tune, FLT Level 4 Trany, Belltech 2/4, Times: ?
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  6. #16
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    now i got ya, thanks gator, tx
    02' silverado ext. cb 2wd , 5.3 liter 325c.i. LM7, ported and polished throttlebody with bypass, Jannetty Racing 87 octane dyno tune, cold air intake with custom ram air, Heavy duty built 4l60e with vette servo, Z-pac clutches, "The Beast" Sunshell, transgo shift kit, yukon 4.10 gears with true trac, custom exhaust with Moroso Spiralflow, no cats, MSD 8.5 race wires, NGK TR55's
    Quote Originally Posted by farmtruc View Post
    Damn dude, take it easy on yourself during personal wacky time lol.
    Sometimes it can get out of hand
    Quote Originally Posted by DamnYankee View Post
    Satan just called - hell froze over.
    Quote Originally Posted by pl4yboy View Post
    I take it like a virgin on prom night... I'm not happy, it hurts, but at the same time, I'm too drunk to care.

  7. #17
    Join Date
    Feb 2007
    Location
    Spring, Texas
    Posts
    1,739
    Speed density tuning is normally used for forced induction since it uses boost pressure for tuning instead of MAF signal. Dyno tuning is not the way to go unless you are trying to max HP numbers. A live tune is a better all around tune. In short, a live SD tune will give you the most accurate tune so that you get the most out of your truck.

    2004 Silverado Crew Cab, forged iron 5.7, STS w/MP turbo, 10+ psi, FMIC, Tial 50mm BOV, Vic Jr, Snow performance meth, MTI Stealth cam .220/.220 .581/.581 115lsa, Comp chromoly pushrods, Yank TT3000 stall, LS1 Efans, 160 tstat, Trucool 40k trans cooler, 60# injectors, Walbro fuel pump, Patriot springs, Built 4l65E w/billet input & output shafts, Eaton posi, SD tuned...all installed by Klein North Automotive

  8. #18
    Join Date
    Jun 2007
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    maine
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    would a set of gears help you bottom end? my buddys sierra is a dog until 60.. but hes to cheap to buy a set of gears and crys about it killing his MPG
    09 CREWCAB LTZ SILVERADO, 6.2, SIX SPEED, CAI,

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