The first 2011 Ford Mustangs were delivered this spring. Brand new GTs with a 412 hp 5.0-liter V8 capable of a high 12 second ¼ mile. By October there was a 2011 Mustang four seconds faster.

Ford has issued a technical service bulletin for six-speed manual-equipped 2011 Ford Mustang GTs built before 4/25/2010. Seems at high engine RPM, the clutch pedal might not return from the floor after a shift. Save the manuals?

Ford Racing's announced a 2.3-liter supercharger kit for the 2011 Mustang 5.0-liter V8, which makes a staggering 624-hp and 536 lb-ft of torque. Cost? $7,499. Sorta makes the $18,000 supercharged 550-hp Shelby GT500 option seem overpriced. [MustangsDaily]

The new 5.0-liter V8 beating heart of the 2011 Ford Mustang GT will be available August 15th as a crate engine from Ford Racing Performance Parts. The new 5.0-in-a-box carries a suggested retail price of $6,999.00.

Odd question to ask, right? But judging by the numbers, yes. Is that all there is to it?

For the last year, every Mustang review has essentially read, "an involving, exciting sports car, but it's slower than the Camaro." In the muscle market, it's power, not handling, which sells. Luckily, the 2011 Ford Mustang fixes that. Moar power!

Some publications do burnouts with V6-engined Mustangs. Not that there's anything wrong with that, but we're not like those kind of publications. Instead, we've got this — the first burnout of a 2011 Ford Mustang GT. The 5.0 is back!

It's not just the V6-engined 2011 Ford Mustang with impressive fuel economy chops. We're now told the 412 HP 5.0-liter-engined 2011 Ford Mustang GT will see a bump up to 26 MPG on the highway. Not too shabby.

As we reported earlier, the 2011 Ford Mustang GT is the official 2010 Daytona 500 Pace Car and it will be auctioned off by Barrett-Jackson for charity. First live picture of the pace-setting 'Stang below.

Prices for the engine-upgraded 2011 Ford Mustang have mysteriously found their way to the Internet. Starting prices for V6 and GT models are up to $22,995 and $30,495 — a price jump of $750 and $1,250 respectively.

Want to know what the 5.0 in the 2011 Ford Mustang GT sounds like? Here it is on an engine dyno and on the road. Now, we just need to see independent dyno results to verify Ford's 412 HP claim.

The 2011 Ford Mustang GT doesn't look much different than the 2010 on the outside. But underhood? The return of the 5.0-liter V8! Only now it's making 412 HP and 390 lb-ft of torque with an expected 25 MPG.

This is the first photo of the 5.0-liter all-aluminum beatin' heart of the 2011 Ford Mustang GT that'll pump at a rockin' 412 HP and 390 lb-ft of torque. Merry Christmas. More below.

Other outlets have trashed the embargo further on the new 2011 Ford Mustang GT's 412 HP 5.0-liter V8, blabbing about head design, VVT, all-aluminum construction and other engine tech. Plus, oh yeah, torque numbers.

It's no longer hearsay: the 2011 Ford Mustang will get a 5.0-liter V8 as God intended. Thanks to Twitter and Facebook embargo breakage we also know this monster will have 412 HP. The Muscle Car Wars are heating up again.

The 2011 Ford Mustang V6 will get a Camaro-beating 315 HP V6, according to leaked info posted on The Mustang Source. The new "Coyote" V8, however, will only make 400 HP, slightly behind the Camaro SS. More below.

A member of Mustang fan-forum StangNet caught this camouflaged mule last week in Santa Monica. While the back end looks straight 2009, we're told it may be a powertrain tester for a possible "Boss" V8-powered 2011 Ford Mustang GT.

Oh do we have a treat for any of you lovers of 'merican muscle cars today. We were talking with a Ford insider recently about the 2010 Ford Mustang. Specifically, discussion focused on the partially speculative rendering of the 2010 Mustang GT on the front of Car und Driver this month. More than one person had already…