+ Reply to Thread
Results 1 to 3 of 3

Thread: More PSI?

  1. #1
    Join Date
    Dec 2007
    Location
    So Cal
    Posts
    527

    More PSI?

    Should i attempt to use more PSI out of first Gear?
    i think im running 86psi to first gear...and i do have a shot pinned after market output shaft in my 4L65E so the trannys pretty built but im running a Billet Servo and i used to br running 91psi and i would be able to chearp the tires and now i cant...id like to attemot to get up there with out blowing another output shaft


    thanks guys

    2002 Chevy Silverado LT 5.3L z71 ECSB, Fully Built DMC 4L65e, Transgo 4L65E .500 Boost Valve, Transgo Shift Kit, Billet 1st Gear Servo, 2nd Gear Sonax Super Hold Servo, 4th Gear Billet Servo, Rebuilt 10 Bolt w/ OEM G80 and 3:73's, Dumped Single 3" Spintech Muffler, 3" E-Cut Out

  2. #2
    Join Date
    Oct 2008
    Location
    Houston
    Posts
    807
    Chirping tires on 4,000+lbs vehicle = broken output shafts.

    Thats a LOT of mass your shock loading into the shaft.
    2002 Tahoe 4.8 - soon to be turbo'd - SOLD
    1989 Mustang - LX Vert - 351W-TT - 2inches of dust covering it
    2012 Raptor - 497rwhp at 10psi
    If you aint breaking - you aint going fast enough

  3. #3
    Join Date
    Feb 2007
    Location
    Fort Worth
    Posts
    9,578
    Keep the stock tranny pressures!!!! If you want more bump in the 1-2 shift, get servos and stiffer springs for the 2nd accumulator.

    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

+ Reply to Thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts