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2003 Mustang Cobra Dark Shadow Gray Convertible 17,800 miles 805 RWHP 748 RWTQ 2 -Time O’Reilly’s Houston Autorama Best in Class Car Show Winner Westside Performance Built Motor Diamond Pistons Embee Coated Oliver Rods Custom Grind Houston Performance Cams ARP Studs Cometic Head...

Accufab Polished Inlet Tube for 2003/2004 Cobra. Great part for show cars. New it sells for $184.00 at Lethal $50.00 and free shipping. 832-409-9676 Paypal [email protected]

Is there anyone or anyway to do this mod with the 3 way valve "WITHOUT" pulling the bumper? I have a car lift and good access to the underside....would like to know if anyone has tried this or an explanation as to why it you "have to remove the bumper", or whether it just makes it easier...

Searching used to be really easy. Not sure what changed in the system, however I can't get any searches to work? I get the same message whether I put one word or three words. The error I get is: "Search string is either too short or too long" What's the correct process? How...

I'm considering a gear change and would like to hear from you guys that have 3:31 or 3:08 gears. What HP Level are you at? Turbo or SC? SRA or IRS? Tires and size? Suspension setup Any clutch issues with these gears? Any drivability issues? How is hookup on the street? Better or...

Gear ratio recomnendations I am considering a gear swap and need some input. My issue is severe wheel spin Set up is: Convertible 805 RWHP on E85 with 2.9 MMFLSFC IRS with Stage 5 shafts Aluminum Diff bushings Delrin IRS bushings Delrin Control bushings MM Swaybar endlinks MM...

FOR SALE QA1 Double Adjustable Drag Shocks. Excellent Condition. These sell for over $240 each new. Great Deal at $100.00 each plus shipping. paypal: [email protected] 832-409-9676

Billet Flow IRS Brace FOR SALE. Excellent Condition. $50.00 + SHIPPING...compare new at $175.00 832-409-9676 paypal to [email protected]

My electric oil pressure gauge is pegged at 100+ regardless of whether the car is running or not. 1. Any suggestions of what is causing this? 2. Where typically is the sensor that may need to be replaced located on the motor? 3. Would a bad ground cause this failure or bad sensor...

For Sale.....PRICE REDUCED Ram Twin Disc 26 spline Clutch and Aluminum lightened flywheel. This clutch is for '03/04 Cobra with Tremec T-56. This clutch is designed to hold more than 900 horsepower. The clutch and flywheel have never been resurfaced or rebuilt, but will need to be sent to...

When I start my '03 Cobra, it is doing this radical surging to 2500 RPM's then falls to 100 and I have to pedal it to keep it running, then it repeats the surge and it keeps doing this for a about 2 minutes, then it stops and idles perfectly. What are some possibilities to trouble shoot this...

I just bought a brand new Optima Yellow Battery....voltage is 12.53 at the battery. Had alternator bench tested and at idle its 13.5 volts and 124amps (its a modified PA by Houston Alternator for 170amps) Concern....my battery light is on when I start the car. The voltage on the main...

What are the differences in these two alternators? Same company? Who has used either and what model number alternator for 2003 Cobra for either 170A or 240A? With a 6lb lower, is the 3.2" pulley the correct size?

FOR SALE......Hypercoil Coil Over Springs One pair...... 10" x 2.5" x 325lb.....Front One pair.......8" x 2.25" x 525lb....Rear Good Condition Trader Rating 100% ALL four $150.00 + FREE shipping paypal [email protected]

FOR SALE 14' of Aeroquip Stainless Braided Fuel Hose -8AN with Aeroquip fittings on both ends. Came off of an 2003 Cobra. Hose is in VERY good condition 100% Trader Rating $50.00 + FREE Shipping paypal [email protected]

QA 1 "Double Adjustable" Drag Shocks FOR SALE. VERY Good Condition These sell for $299.00 Each at Sinister Mustang Will sell BOTH for $400.00 + free shipping 100% Trader Rating paypal to [email protected]

I am burping my Cobra, followed the following steps: 1. Opened tank.....filled appropriately, put cap back on 2. Opened crossover tube 3. Placed funnel in tube and began filling 4. Kept funnel 1/2 full 5. Started car and brought up to temp 6. Had to suction fluid out of...

For Sale: Boost a Spark. New, still sealed in factory bag. $200 Free Shipping Paypal: [email protected]

I was filling up at my one of my local E85 stations and another guy was filling up. We struck up a conversation and he stated that on his tax return there is a section to report purchases of E85 alternative fuel for a tax deduction. Has anyone else heard of that. I printed my receipt for...

Has anyone had: Evap Code show up on their vehicle inspection? I'm assuming this is fuel system related. I recently converted to a return style system, now it won't pass inspection because of this code. I'm guessing there is a hose not connected or not tight. Anyone with pics?

For Sale Brand new in box SCT BA-5000 I bought it for my 03 Cobra, and my tuner said it was too big, so my loss is your gain. $200.00 free shipping.......EDIT: Dropping price to $175 832-409-9676 paypal [email protected]

I'm so happy with the E85 conversion. Paid $2.78 / gallon Sunday. 105 Octane :-) If you're in Houston or anywhere you can get E85......it is a great fuel choice. If you're on the fence, as a recent conversion, I can attest to how awesome it is.

I put the finishing touch on my Cobra after the 2.9 Crusher and new E85 fuel system install and tune. Will anyone behind me notice?

For Sale Brand new in box SCT BA-5000 I bought it for my 03 Cobra, and my tuner said it was too big, so my loss is your gain. $200.00 free shipping 832-409-9676 paypal [email protected]

Got my car dyno tuned yesterday by (04sleeper) Kevin Dunn. Great tuner. Built motor (Cams, Ported, Diamond Pistons 9.1:1, Oliver Rods, ARP's), 2.9 Whipple with crusher, 3.5 upper, 6lb lower, Kooks LT's, few other mods. Mustang MD500 Dyno A/F was 11.7 and flat. Registered 28lbs of...