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Type: Posts; User: Dave Cook

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  1. Thread: Shifter Drum

    by Dave Cook
    Replies
    16
    Views
    4,888

    We did something similar to this with an air...

    We did something similar to this with an air shifted FSAE car back in 98. We removed 1st gear, ground the the original neutral switch bump off of the shift drum and added a new neutral bump in at...
  2. Replies
    17
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    7,911

    Joe I think you are going to find the behavior...

    Joe

    I think you are going to find the behavior of this system to be very nonlinear. When you first start venting the cylinder you will see no motion for a time as the pressure drops from the...
  3. Replies
    17
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    7,911

    For clutch control my school tried the 3 way...

    For clutch control my school tried the 3 way valve with a restriced exhaust in the past, but there is a significant time delay issue that no one is mentioning here. When you set the exhaust...
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    0
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    1,546

    I've purchased a batch of modified Strange Quick...

    I've purchased a batch of modified Strange Quick Releases to fit my paddle system. They are the splined style with a 4130 stub and have the same bolt pattern as the SPA and RaceTech units (three #10...
  5. Replies
    5
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    2,300

    While on the subject of cyclinders I thought I...

    While on the subject of cyclinders I thought I would put a comment in about composite tanks. They are incredibly safe and 12 years olds everywhere run around with them on their backs. What is...
  6. Replies
    6
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    2,300

    Try Sprocket Specialists, I haven't dealt with...

    Try Sprocket Specialists, I haven't dealt with them in a few years, but they used to be very responisve and quick with custom requests or an off the shelf aluminum sprocket that you could easily...
  7. Replies
    10
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    5,483

    Dan, I like your concept and it has me thinking....

    Dan, I like your concept and it has me thinking. The idea for my part is to 'not' provide a built differential solution, but more of a starting point for schools to do there own. Kind of like my...
  8. Replies
    10
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    5,483

    I'm considering making some alumninum dif...

    I'm considering making some alumninum dif housings for the Torsen provided 'University Special' It would be a 7075 forging that is heat treated, turned, machined with the features to hold the gears...
  9. Replies
    10
    Views
    5,483

    I'm considering making some alumninum dif...

    I'm considering making some alumninum dif housings for the Torsen provided 'University Special' It would be a 7075 forging that is heat treated, turned, machined with the features to hold the gears...
  10. Replies
    22
    Views
    6,049

    We used a staged downshift/clutch paddle setup...

    We used a staged downshift/clutch paddle setup that does this in 2000 at Cal Poly Pomona. I've iterated the paddle setup twice since then and I have some that I am selling. You can see pictures and...
  11. Replies
    28
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    7,032

    How about a 'sticky' at the top like in other...

    How about a 'sticky' at the top like in other forums that instructs people to use the find feature and that also has a small paragraph declaring that the moderators will move obviously asked...
  12. Just a follow up on my last post, that was the...

    Just a follow up on my last post, that was the Ontario California office that I dealt with, I imagine their east coast office probably operates the same.

    Dave
  13. In 2000 Fluidyne made us a completely custom...

    In 2000 Fluidyne made us a completely custom aluminum radiator for $250. I was left with the impression that was there standard radiator using one of their standard core sizes. Give them a try ...
  14. Another option for teams using the Torsen diff is...

    Another option for teams using the Torsen diff is to get a bar with the output splines on each end and make your own CV Joints to fit GKN or Taylor tripods.

    See...
  15. Replies
    19
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    9,799

    If you are using solidworks I have AN bolts as...

    If you are using solidworks I have AN bolts as configurable fasteners, don't have a spreadsheet though.

    Dave
  16. Replies
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    19,454

    This is actually what I think daveff's point was....

    This is actually what I think daveff's point was. That ˜not so spectacular' 600 pound car with ugly wiring in 2000 ended up with fast lap of the day in Detroit and in England. It wasn't because the...
  17. Replies
    16
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    5,384

    A guy on the Waterford Hills forum came up with a...

    A guy on the Waterford Hills forum came up with a good low cost system, here is the link.

    http://www.waterfordhills.com/phpBB2/viewtopic.php?t=4672

    I'll be testing mine at an autocross this...
  18. Thread: Torque Steer

    by Dave Cook
    Replies
    14
    Views
    4,485

    I think Marshal has the right idea. Torque steer...

    I think Marshal has the right idea. Torque steer is a noticable force felt in the steering wheel due to momentarily unbalanced forces trying to rotate the front uprights. In the rear it should only...
  19. Replies
    34
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    9,696

    Cam I was just wondering what happened to the...

    Cam

    I was just wondering what happened to the superchargers, it looks like Turbodyne went under and I'd hate to see those units get melted down for scrap when they were a good size for the...
  20. Replies
    34
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    9,696

    Cam What do you know about Honeywell's supply...

    Cam

    What do you know about Honeywell's supply of the little Turbodyne electric superchargers? Cal Poly Pomona used one in 2000 and I haven't seen one since?

    Dave
  21. Replies
    14
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    4,435

    Take a look at Susprog3d at...

    Take a look at Susprog3d at http://www.bevenyoung.com.au/suswin.htm

    They have a free trail version, I used it several years ago when in FSAE, the programmer is really quick on support and was...
  22. Replies
    1
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    2,125

    I have two new splined bars for use with the FSAE...

    I have two new splined bars for use with the FSAE torsen special, I've ordered a custom hob to make the goofy 68 degree teeth that audi uses in their tranny. You can see them at...
  23. Replies
    1
    Views
    2,125

    I have two new splined bars for use with the FSAE...

    I have two new splined bars for use with the FSAE torsen special, I've ordered a custom hob to make the goofy 68 degree teeth that audi uses in their tranny. You can see them at...
  24. Replies
    32
    Views
    9,333

    I've been carrying some airshifter parts good for...

    I've been carrying some airshifter parts good for FSAE cars at www.paradigmmotorsports.com

    I can answer a few questions really quick, with a 12 ounce CO2 tank, you can get approximately 1400...
  25. Replies
    4
    Views
    2,121

    Here is a link with some 4340 heat treating and...

    Here is a link with some 4340 heat treating and welding info.

    http://www.suppliersonline.com/propertypages/4340.asp#General
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