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2016 Tacoma Dyno Time!!!

Discussion in '3rd Gen. Tacomas (2016-2023)' started by Redbusket, Jan 15, 2016.

  1. Jan 23, 2016 at 7:19 AM
    #441
    StAndrew

    StAndrew Wait for it...

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    Intake, exhaust, lift. Typical stuff.
    Depends on the engine. The Chevy Colorado LFX engine came out of the Camaro and Trifecta was able to gain some pretty impressive numbers. I don't feel comfortable with generic tunes but so far the engine seems to be holding up. Trifecta doesn't over ride stock ECU safety functions and allows the tune to adjust based off of sensor inputs to avoid predetonation.

    Chevy doesn't lock down their ECU.

    http://www.355nation.net/forum/tuni...do-2015-canyon-performance-tune-trifecta.html
     
  2. Jan 25, 2016 at 2:31 PM
    #442
    jonnyozero3

    jonnyozero3 Well-Known Member

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    OME, sliders, dents, hail damage, soiled armrest. Lightbulbs.
    Random mathlete time. Based on the SAE LFX dyno (smoothed and vague) versus my crayon normalization above, comparing the Colorado (4wd CrewCab V6 Shortbox AT) at 4380 lbs and the Taco (DCab V6 Shortbed AT) at 4480 lbs ....fudged numberwang tell us this...

    Average curb weight pounds per lb-ft of torque measured (2,000 to 5,000 RPM)
    Colorado (4380 lbs/253.7 lb-ft avg): 17.26 lbs per lb-ft
    Tacoma: (4480 lbs/252.3 lb-ft avg): 17.76 lbs per lb-ft

    That's a -2.8% average torque difference. Between 2-3K RPM it was a -1.1% difference in Chevy's favor, but note the 2GR had some wild swings down there on @Redbusket 's dyno. The 2GR was down ~6.9% in power to the LFX at exactly 4000 RPM, but that gap is much narrower above and below peak (everywhere else). Also of note: 3.5L vs 3.6L is a -2.77% difference in literage. Now taking engine size and that 0.1L difference into account...

    At max torque:
    LFX (269 lb-ft/3.6L): makes 74.72 lb-ft per liter
    2GR-FKS (265 lb-ft/3.5L): makes 75.72 lb-ft per liter.

    For average measured torque:
    LFX (253.7 lb-ft/3.6L): makes 70.47 lb-ft per liter
    2GR-FKS (252.3 lb-ft/3.5L): makes 72.08 lb-ft per liter

    That's a +2.2% difference in the 2GR's favor. Harrummph I say.

    TL;DR: The 2GR is probably decent for power; within the ballpark at least even calculating for weight, and yes even under 3k RPM. Blame your fat Taco and the auto transmission for your butt dyno issues.

    Edits: added some maths, fixed some maths. Note: I just wanted to say "fat taco".
    Edit 2: I still think Toyota's Nonlinear Throttle Control logic is also partly to blame for negative butt dyno impressions.
     
    Last edited: Jan 25, 2016
    WOODEX M.E. and Torspd like this.
  3. Jan 28, 2016 at 6:21 AM
    #443
    Redbusket

    Redbusket [OP] Member

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    Hey guys, getting ready to put my truck back on a the dyno to test an air intake setup. We work with a manufacturer that's two units down in our building that has made a intake tube and filter prototype. They asked us to test and provide our feedback. I'm always a little skeptical on intakes but figured it's worth a try, if I can see a small improvement in gas mileage and pick up a couple hp then it's a win win for me! Will post up a new thread when I get it on the dyno with some more video action.
     
    SigSense, TacoJonn, StAndrew and 4 others like this.
  4. Jul 24, 2017 at 8:33 PM
    #444
    Kyitty

    Kyitty Mr. Beard

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    See Build Page
    This is what a reasonably stock Taco 4.0 V6 Auto looks like on a dyno (K&N CAI + Spintech Muffler)


    You don't get a very smooth curve on an Automatic though!

    Compared to after adding URD Headers. (This graph shows RWHP at the tires)

     
    Last edited: Jul 24, 2017
  5. Jul 25, 2017 at 4:31 AM
    #445
    Torspd

    Torspd Tor-nication

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    Torspd Custom Turbo kit [] Borg Warner 9180EFR Turbo [] Haltech Elite 2500 [] TiAL Q BOV [] TiAL V44 Wastegate @ 15psi [] CP Pistons [] CP Carrillo Rods [] ARP Head studs [] ARP Main Studs [] ARP Header - Head Studs [] Ported Heads w/ 1mm oversized valves intake/exhaust [] Brian Crower Forged Stroker Crank [] Darton M.I.D. Sleeved Block [] Kelford Camshafts [] Torspd 160* T-stat mod [] APR Large Fuel Rail [] Walbro 460 LPH E85 Fuel Pump [] FueLab FPR [] APR T56 Conversion Kit [] KP RACING Built T56 [] McLeod Racing Custom Twin Disk Clutch [] One Piece Aluminum Driveshaft [] MGW Shifter [] Custom lowering kit [] Ohlins Front Coilovers [] QA1rear shocks [] Custom Ron Davis Radiator [] Dual SPAL Electric Fans []
    Nice gains there!
     

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