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  1. 2004 GT Automatic Transmission. What should I change from stock?

    4.6L Tech
    :party Welcome to the current saga of how to fix ROSE (my (daughter's) 2004 40th Anniversary GT Convertible). This thread is related to . Had the meeting with the service tech this...
  2. 1968 axle housing data plate

    Classic Tech
    ok, so im trying to figure out the axle on my car, there is no data plate in the door, but there is a data plate on the pumpkin, I was able to clean it well enough to get these numbers off it CZ-F 9LA 008 931A Im having a hard time finding anything on the web to help me decode it, any...
  3. Transmisison/rear end gear ratios

    5.0L Tech
    I recently put a fresh 347 in my 91 GT which made very short work of the stock transmission. Now that I need a new transmission I was hoping for some input or suggestions on ratios for that and the rear end. The car probably won't see too much of the strip (but would like to have that option)...
  4. Compression too high?

    5.0L Tech
    Hey guys I'm in process of building a EFI 331 Stroker. Trick Flow Heads with an X303 cam. I am afraid that my compression ratio is way too high. Is this ok for a street motor or can i do something like retard the ignition or cam timing. I'd rather not have to replace my heads or anything...
  5. What new gears should I get?

    5.0L Talk
    I have a stock t-5 and the only requirement I have is that I want my car to be at or under 2500 rpm at 65mph in 5th gear. Which gears do you think would work best? 3.27s? 3.55s? 3.73s? 4.10s? Thanks for the info!
  6. Wanting to Raise the Compression

    Classic Talk
    Alright guys i want to make myself 100% clear on this before i start buying stuff i cant use and this site hasnt let me down yet I have a 65 289 block and bottom end, with hyper. flat top speed pro pistons with 4 valve reliefs (+8cc). i have ported 302 D0OE heads with 2.02 and 1.6 valves (i...
  7. New Tranny? For my Stang?

    V6 Talk
    Getting a newer engine put in my stang, Will my old transmission hold up?? will it need replacing??
  8. 1991 Mustang 5.0 stock gear ratio

    5.0L Tech
    im just starting out in the racing world and bout a '86 gt with a '91 5.0 and cant find out what the stock gear ratio is cause the gears that are in it are shot. any help is great
  9. Know differential ratio without opening? '65

    Classic Tech
    Is there any way I can find out what ratio my transmission has without driving the car and without opening the differential to physically count sprocket teeth? It is a '65 fastback with a 3 speed B&M currently installed. What is the most common ratio on that combination? It has the following...
  10. compression ratio

    V6 Tech
    k so my 2000 v6 has the stock 3.4 stroke. just to clear things up is the stroke the length of the connecting rod or is it the width of the crank from the connecting rod when the combustion cycle goes thru its power stage at 90 degrees? idk which ever one all i know is the stroke plays a big...
  11. Short Throw Shifter comparison for the S197 Mustang GT

    2005-2010 Mustang GT Tech
    I did a little research on the reduction ratio and was surprised at the difference. This is for 2005 + Mustangs. Information was pulled from manufactures web site if available or retail advertisement. Stillen Short Throw - 60% reduction Roush Short Throw - 55% reduction MGW Short Throw...