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Thread: New Cam dyno numbers

  1. #1
    Join Date
    Nov 2005
    Location
    San Jose CA.
    Posts
    177
    Cant say i'm really happy. I was hoping for a small improvement at 3500 but actually lost Torque across the chart (until 4800 where previous tq starts dropping) and lost Hp until 4800rps (where it takes off.)
    Where my previous TQ was 329.4@4500rpm it is now 327.3@4874rpm
    " " " HP was 304.3@5263rpm it is now 339.3@6500rpm.

    Cam spec is 224/224 114 lsa .578".

    Was i expecting too much?
    626/762 2005 SIERRA 11.34@119.81
    My other ride is a '91 Electraglide custom.

  2. #2
    Join Date
    Sep 2005
    Posts
    314
    Not bad man, 112lsa would made the TQ alittle quicker. What do I know though you saw my numbers lmao. Give it a few days youll be even more pissed.

    Nice numbers

  3. #3
    Join Date
    Nov 2003
    Location
    Denton Texas
    Posts
    20,540
    You'll probably need to get your tune corrected for the new cam. Not for sure but I would definitely think it would help.
    See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709

  4. #4
    Join Date
    Nov 2005
    Location
    San Jose CA.
    Posts
    177
    Was tuned on dyno after install ! Cam runs good, rpms at idle are like 750 when in gear at stop. Stall is great. Wish i was making more across the board.
    How often will i be at 6000 rpms?
    626/762 2005 SIERRA 11.34@119.81
    My other ride is a '91 Electraglide custom.

  5. #5
    Join Date
    Nov 2005
    Location
    San Jose CA.
    Posts
    177
    Here are the charts.
    What if we advance the cam a few degrees?

    626/762 2005 SIERRA 11.34@119.81
    My other ride is a '91 Electraglide custom.

  6. #6
    Join Date
    Nov 2005
    Location
    San Jose CA.
    Posts
    177
    Any Cam wizards in here? Should i go to another, smaller cam? WIll advancing the cam put power a little lower for me ?

    Help me Meester Weezard!........(said turtle)
    does that date me?

  7. #7
    Join Date
    Jan 2006
    Posts
    621
    What are your intentions for the truck? i.e. 4X4 offroading or racing. If you intend to race it I would think you made a good move since your peak tq & HP are now at higher rpm. If you do alot of offroading then yeah I guess you kinda went in the wrong direction. Just my opinion though.

    [1/8 mile E.T. - 8.23 @ 82.86 mph w/1.82 60'] '98swb,4/6drop,20"RozziDeeps on 275/40ToyoProxes '98LS1/4L60E,TRCheaTR cam,Ported TB,Billet MAF ends,MSD8.5 superconductor wires,S&P midlengths,!EGR,!cats,2 1/2" true duals w/X-pipe,Dynomax Ultraflows,TCI 3000,billet servo,TCI deep aluminum pan,3.73's w/Auburn posi; Eclipse CD, Rockford 6 1/2's, Memphis 12's, Punch 200 ix, Punch 500x

  8. #8
    Join Date
    Sep 2003
    Posts
    355
    Those are some nice hp numbers and nice and flat.Good numbers man

  9. #9
    Join Date
    Nov 2005
    Location
    San Jose CA.
    Posts
    177
    Yeah, no off-road except the occasional mud puddle or snow covered road. Dont plan on racing every weekend but like to get up and go on the street on occasion.
    Was thinking of advancing the cam a couple of degrees to bring the curve down a few hundred rpm?
    Not really happy with the torque curve either. It is less than before cam and not as flat.
    I want power from like 3500-6000.
    Thanks.

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