Bringing TBI and Multi Port Fuel Injection to a New Level.     EFI Conversions and Tuning! Seattle to Portland! E-mail Tuning Consultant!

Search:

Type: Posts; User: daveosx

Page 1 of 3 1 2 3

Search: Search took 0.00 seconds.

  1. Replies
    15
    Views
    713

    On the BBB its linux I assemble my own distro...

    On the BBB its linux I assemble my own distro packages for other projects so I will prob do the same here.
    Keeps rev control in house so stuff doesn't break from updates.
    I am liking the QT5 stuff...
  2. Replies
    15
    Views
    713

    Some other Build Photos Fresh Driveway overhaul...

    Some other Build Photos
    Fresh Driveway overhaul
    14607

    Nice fit on these headers
    14608
    14609

    Same photo color adjusted so you can see the Torque arm
    When you drop suburbans by leaf...
  3. Replies
    15
    Views
    713

    Updates to the HEI Electronic Spark Timing circuit

    Code completely rewritten
    Auto adjust for Knock sensor added
    redefined digital IO routines
    reprogrammed the Timer registers
    Now running stable on the bench going in the truck later today.
    ...
  4. Replies
    33
    Views
    1,405

    I love these Engines A couple of really simple...

    I love these Engines

    A couple of really simple things to check.
    1. One bank rich in 94-95 the EGR gas flow was pulled off from a port on the exhaust manifold these crack and leek Air into the...
  5. Replies
    12
    Views
    498

    SOLVED So this is the circuit I created I...

    SOLVED

    So this is the circuit I created
    I works great I added the knock sensor to this before I built the EST in my other post today.
    My headers and valve train are triggering the Knock retard...
  6. Replies
    15
    Views
    713

    Early BETA of the ignition for my Truck Small...

    Early BETA of the ignition for my Truck
    Small Cap HEI freestanding EST and Knock
    Been sick and struggling to finish my Truck
    But I needed a EST controller to get out and about.
    Stock tune...
  7. Replies
    6
    Views
    312

    Who knows ? It is definitely not a Vin code K...

    Who knows ?
    It is definitely not a Vin code K block.
    It is a 4 inch bore and correct stroke.
    My truck is a 1500 series GMT400 so not a one ton.
    My brother law owned it before me he claimed that...
  8. Replies
    34
    Views
    1,603

    1994-95 Typical brand new would run closer to...

    1994-95
    Typical brand new would run closer to 290-300 RWHP
    In house the LT1 is known to make 1hp per cube at flywheel open headers.
    The 18-20% is about right.
    In 1996 the commiepinko and his hag...
  9. Replies
    15
    Views
    713

    Sure man it's self interest not so much altruism...

    Sure man it's self interest not so much altruism I have a 1998 WS6 in the garage that I need to go through the motor on.
    I have been considering doing a LS376 complete set up but still not really...
  10. Replies
    6
    Views
    312

    Yea I am going spelunking at the machine shop...

    Yea
    I am going spelunking at the machine shop tomorrow Dan Cox has shiftloads of older stuff all over his shop.
    if I am unlucky I will be diamond grinding some hard drive magnets tomorrow night....
  11. Replies
    34
    Views
    1,603

    Power seems pretty low Check the wire that...

    Power seems pretty low

    Check the wire that runs along the back side of the water pump to the opti spark.
    The 1994 production had issues with the long connector that plugs into the optispark.
    ...
  12. Replies
    6
    Views
    312

    Yea I know I used to have a half a dozen of both...

    Yea I know
    I used to have a half a dozen of both types in my tool box.
    They are replaceable and there used to be a GM part number for them.
    On the large cap you simply remove the reluctor ring...
  13. Replies
    6
    Views
    312

    Small HEI distributor shaft Magnet

    I am doing a high millie overhaul on my GMT400
    As I was rebuilding the distributor new pickup shaft end play and hardened gear for the roller cam.
    I noticed that the rotor magnet was cracked in...
  14. Here you go 1445614457

    Here you go
    1445614457
  15. Replies
    12
    Views
    498

    So I tried to register on the Corvette forum so I...

    So I tried to register on the Corvette forum so I could add info to your post about the T100

    The captcha did not show up so I could not register,
    I'll post here you can copy over if you like.
    ...
  16. Replies
    15
    Views
    713

    Much Cheaper I did a project with MS2 V3 module...

    Much Cheaper
    I did a project with MS2 V3 module and needed trans control, multi pump fuel pump control, Ac control and Speedo
    So I would have require 3 additional MS2 V3 modules at @250 each not...
  17. Replies
    15
    Views
    713

    Proptype Beagle Bone Black EFI cape

    This is a Fun project that I am working on.
    I have a 98 WS-6 that I am modifying next year.
    I am dissatisfied with current aftermarket offerings for ECU.
    So I decided to build one myself.
    I like...
  18. Replies
    12
    Views
    498

    Thanks again Dave W I am looking through the...

    Thanks again Dave W
    I am looking through the hack src
    I see the EGR position info I was wondering if this bin is from a much later ODBII vehicle with the EGR sensor on the vacuum diaphragm ?
    I...
  19. Replies
    12
    Views
    498

    So my thought process shifted a bit If I cannot...

    So my thought process shifted a bit
    If I cannot find the voltage shift online I can always test for it In VIVO
    I will change this circuit as I think about it more and post it here.
    If I can not...
  20. Replies
    12
    Views
    498

    Back to my original question I know that O2...

    Back to my original question
    I know that O2 varies during the test but the change threshold for the EGR test is the manifold Vacuum.
    The question still is does anyone know the threshold values that...
  21. Replies
    12
    Views
    498

    I played with trying all sorts of diagnostics on...

    I played with trying all sorts of diagnostics on the EGR when I first replaced the broken manifolds thinking that the EGR wasn't working it was but occasionally set code 32 anyway the silly part is...
  22. Replies
    12
    Views
    498

    Thanks Dave W Thats the runtime variable isn't...

    Thanks Dave W
    Thats the runtime variable isn't it ?
    I am looking for the MAP change window for code 32 during the test.
    I have used tuner pro and Cats bought full versions of both.
    I have not...
  23. Replies
    12
    Views
    498

    5.7 TBI GMT400 EGR Question

    I currently have a project underway should be finished in two weeks.
    I have a 1995 GMT400 SBC 5.7 TBI A couple of years ago I put a set of try-Y headers on the truck and began occasionally getting...
  24. Thread: O2 ?

    by daveosx
    Replies
    45
    Views
    5,633

    To answer why the notes for electronic fuel...

    To answer why the notes for electronic fuel injection controllers are not easily referenced.
    Take a look at the D-Jetronic prior to O2 sensor inclusion.
    125071250812509
  25. Thread: O2 ?

    by daveosx
    Replies
    45
    Views
    5,633

    Great discussion by the way making me pull out...

    Great discussion by the way making me pull out old books and links to chips.

    Yes I see that the application note shows a ground in the sensor.

    I disagree about the grounding is intended by the...
Results 1 to 25 of 69
Page 1 of 3 1 2 3