gears

  1. F

    Speedo question

    Hello everyone I have a hopefully simple question. And I couldn’t find any recent answerI just picked up a 96 cobra a few months ago, it’s all stock except from what the calculators say is a 3.73 gear ratio, ( though the original 3.27 tag is still on the axle, and doesn’t look to me like it’s...
  2. B

    What differential fluid for 13 GT500?

    Hello, all! Thanks for the add. I recently picked up my 13 grabber blue GT500 with all options besides glass roof. I’m looking to change my differential oil and not sure what grade from the factory is used. I know it has the torsen diff and 3.31 gears. Is it full synthetic SAE 75W-85? Also, do...
  3. svt_cobra01

    what causes gear lock out?

    i installed a oem cable, steeda aluminum quadrant and firewall adjuster few months ago and it was perfect at first but now its really hard to get into gears sometimes. first driven it shifts fine but after a while of driving its really hard to get into gears and if im at really high rpms like 5+...
  4. 96snake1

    Noise, vibration at high speed after gear install.

    Installed 4.30s now have vibration and buzzing at about 75mph....kept the stock driveshaft. Would an aluminum driveshaft take care of it?
  5. sutyak

    WTB: 3.90 gears for 8.8

    Looking to buy a set of 3.90 gears for a Ford 8.8 rear. I may consider 4.10's also, but would prefer a little more runout room at the end of the 1/4. Used is perfectly fine as long as they are in great shape. I'm in no particular rush. If nobody has a set I'll just buy them new.
  6. Grn 03GT

    2003 GT Full Exhaust and Gears.

    Hello, I am new to the forums. I have a 2003 sonic blue Mustang GT. I was going to add 3.73 gears and change out all the bearings and seals in the process. I was also going to have the axles changed to Moser and rebuild the T-lok differential at the same time. I got a quote of $400.00 for labor...
  7. 97cobraforever

    Performance mods for 1997 Cobra

    Hey guys, I'm just looking for a little advice. I just got a 1997 Cobra a month ago. it has a rebuilt engine, flowmaster 40 mufflers, BBK cold air intake, and that's about it. im really looking to increase performance and wondering if any of you guys have any advice. what I need advice on, is...
  8. B

    what gears for a t56

    I was wondering what gears you think would be best for my 98 cobra. I have a forged motor w/p1sc at 10# and a t56 tranny. I was just curious with a 6 speed if you had opinions on what gears would be best for mostly street use.
  9. svt_cobra01

    Best 1st Mod for 01 cobra?

    its been stock for about 6 months now, and its time too spend some money on her. what do you guys think is the best 1st mod for my cobra. probaly about 5-600 too work with. currently all my car has is flows, K&N filter, and exterior upgrades, thats it. what i had in mind was a midpipe,catback,or...
  10. C

    Speedometer off a bit

    Hey guys just got my car tuned and the speedometer off a bit 41 mph=35 , 51=45 80mph=65mph. Just wondering if maybe somebody put gears in the car and what ratio it could be. It's a 99 cobra
  11. D

    Should I buy this Cobra?

    OK as title says I'm looking at a Cobra I found. Its a 99 black on black 112xxx miles on the body. Engine bottom is literally brand new 0 miles on it. Has the aluminum block bored .030 over with mmr 900 forged bottom end, pistons, rods, and rings. Crank is the factory forged crank that was...
  12. svt_cobra01

    stock 3.27 gears?

    the guy i bought my car from said it was stock, but the gears dont seem like there the 3.27 like a stock 01 cobra has. ive been in my share of mustangs, and need help with this, without taking my rear end apart ehat gears are in my car. in 5th gear going 70 the rpm's are exactly at 2 grand?
  13. luke1333

    Ford OEM Bullitt Fuel Door & Ford OEM 3.27 Gears BOTH GOOD SHAPE!

    Cleaning out basement so couple more things for sale. First is OEM Ford Bullitt Fuel Door in great shape only a couple marks on it. $75 shipped $50 shipped
  14. Teksid89

    Heat Exchanger

    Stock 03 Cobra Heat Exchanger - $200 obo Also have stock 01 Cobra 3.27 gears - $100obo Stock 01 Cobra Throttle Body - $75obo located in East PA, will ship @ buyers expense. email for pics
  15. P

    Gear grind?

    So lately ive been hear what sounds like a tire hitting the fender during high 1st gear into 2nd. It comes and goes. anyone have this problem before. It's 2012 GT500 around 15000 miles. any and all input is appriciated
  16. Blackmagicturbo

    ** 35 spline 8.8 for sale **

    8.8 rear from a lincoln town car race car project ..measures 60 1/2 inches wide from rotor to rotor (disk brake) ,moser 35 splines ,full spool ,3.31 gear ,c clip eliminator 9 inch big bearing outers , fully welded axle tubes, Moser sadle girdle cover, 5/8 wheel studs with spacers and lugs ,,,can...
  17. ShiftinGT

    Rear Axle Help

    I own a 2000 Mustang Gt. The car has 3.73 gears in it that were either installed by a shop or the previous owner. I have always heard what sounds like gear whine or a bad wheel bearing. Only owned the car for 4 months. Fast forward till today while my dad and I were doing some car work I noticed...
  18. luke1333

    Factory 3.27 Gears Great Shape 40k Miles

    Replaced my stock 3.27 on my gt with FRPP 3.73 so up for sale is my stock factory 3.27s. 40k miles in great shape no chips etc i can take some photos tonight. Make me an offer they are just sitting
  19. luke1333

    Factory 3.27 Gears Great Shape 40k Miles

    Replaced my stock 3.27 on my gt with FRPP 3.73 so up for sale is my stock factory 3.27s. 40k miles in great shape no chips etc i can take some photos tonight. Make me an offer they are just sitting
  20. SonicSnake 03

    what gears for twin screw

    My gears are the stock 3.55. Car puts down over 600 torque. I cant get off the line in a hurry because i just lite up the tires. Can swapping to 3.27 gears decrease torque so i can hook upon take off? The tires i had were bfg 315 drag radials.
  21. 98cobraV2_707

    gear opinions for boosted applications

    So I have heard 3:73's are ideal for supercharged 96-98 cobras. but I want to hear what you guys are using or opinions.. what you guys think??
  22. PBLA

    BNIB parts! 3.73, 8.8 overhaul kit, MIL eliminiators, etc

    I sold my 2001 Cobra last night, so I'm selling the parts I thought I was going to install. All parts are BNIB. I'm thinking 20% off price of new. Please let me know if this seems unfair. I'm no mechanic, and do not know what is specific to Cobra and/or IRS, so I'll list part numbers. I may...
  23. I

    99 COBRA vs TERMINATOR

    I have an 03 cobra with an slp cutback, CAI and a tune, still stock pulley... My friend has a 99 cobra with a full exhaust, CAI and tune, he also has 4.10 gears... from a dig who's 0-60 would be quicker
  24. venamous04

    *03 cobra pumpkin FS*

    I have a pumpkin from my 03. Has 45,000 miles. The good: carrier is in great shape, spider gears good and carbon clutches good, 3.73 gear, diff cover good The bad: the main caps are cracked Call/text brandon at 704-425-3503 for info or pics
  25. S

    Fuel issue any help please?

    Hey guys I have an 04 mach1 with a 1.7 kb supercharger with 4.10 gears. the car makes 458whp and 540 crank hp I haven't had the car very long and i noticed that is goes through gas like nothing else ive ever seen. I did a calculation and my car had 13,081.1 miles on a full tank. At half a tank i...

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