If you are the owner of a Ford truck with a three-valve (3V) modular V-8 or V-10 engine built from 2004 thru 2007, you have either faced the misery of broken spark plugs-or you will.

What years did Ford have spark plug problems?

The original equipment Motorcraft brand spark plugs that were factory installed in many late model (2004 to 2008) Ford trucks with 5.4L V8 and 6.8L V10 engines, 2005 to 2007 Mustang GT 4.6 & 5.4L V8 engines, and 2008 Mustang GT models built prior to 11/30/07) can break when you attempt to remove them!

What Ford engines had the spark plug problems?

The Ford modular engines have had their share of spark plug issues. One of the issues was stripped or missing threads in the spark plug holes of 4.6-liter, 5.4-liter, and 6.8-liter 2-valve engines.

What year did Ford 5.4 have spark plug problems blowing out?

Ford has spark plug problems from the 2004 to 2008 series. These are the years when every model commonly had spark plug problems. 5.4 Triton was affected the most by it. Mustang (2005-2008), F150 (2004-2008), and Expedition (2005-2008) have a 5.4L Triton engine with spark plug issues.

What year did Ford fix the spark plug problem V10?

When Did Ford Change The Spark Plug Issue? As of 2008, Ford used a new one-piece spark plug to fix the three-V cylinder head.

Why did Ford stop making the V10?

Ford stopped making the V10 modular engine back in 2019 for several good reasons. For one, the engine was not fuel efficient at all, had cam phaser issues and had only 320 horsepower and 460 lb-ft of torque compared to their now V8 engine (350 horsepower and an estimated 475 lbs-feet of torque).

How many miles can a Ford V10 last?

The Ford V10 has a stellar reputation for reliability. Assuming the engine has been well cared for throughout its life, you can expect it to last at least 200,000 miles before needing to perform any major repairs. That means the big V10 shouldn't scare you away, unless 10 mpg on a good day frightens you, that is.

What years did the 5.4 Triton have problems?

What Years Did The 5.4 Triton Have Problems? I did state that the 2004 to 2006 models of the engine had the most problems. If you take into account smaller issues, then all engines that were released during 2004 and 2013 were the ones that caused the most issues for users.

What year did Ford stop making the 5.4 3-valve?

When it was first introduced to SOHC configurations in 1997, 1998, and 2000, it became one of Ward's 10 Best Engines lists. It was then announced in 2004 that Ford would switch from a 3-valve SOHC design to a 4-valve dual-overhead cam setup in 1999 following the addition of its 3-valve SOHC.

What year did Triton avoid?

2003-2008 F-150s featured one of two main engine options: Ford's 4.6 L Triton, or 3-valve 5.4 L 3V Triton V8. There were a great many wonderful and reliable trucks and engines in this period, but one to avoid is the 2004 F-150, which is known for having one of the worst engines in the history of automobiles.

What year 4.6 had the spark plug problems?

The known Ford 4.6 spark plug problem years are between 2004 – 2008, especially the V8, 3-valve versions, and F-150 models.

What spark plugs does Ford recommend?

All the right spark plugs, recommended by Ford Motor Company

All of these can be found in each Motorcraft^® spark plug. Motorcraft^® spark plugs are available for a broad range of applications, including domestic and import cars and trucks of all makes and sizes.

Is 4.6 or 5.4 engine better?

While the 4.6 is enough engine to do about anything, the 5.4 is much torquier, and has more HP. The 5.4 is the best for towing, and keeps the transmisssion in one gear while pulling a hill, where the 4.6 will bog down and downshift.

How much horsepower does a 5.4 3 Valve have?

Ford 5.4 Performance Specs

By the time the F-series stopped using this engine, it was using a 3 valve design instead. This new design along with numerous other improvements had this engine reaching 320 hp and 390 lb-ft of torque in 2010.

How many miles will a 5.4 Triton last?

We researched this popular engine from multiple professional sources, so you'll know what to expect out of it. If properly maintained, the Ford 5.4 Triton engine will last between 150,000 and 300,000 miles. Getting to these mileage milestones will require you to: Regularly maintain the vehicle.

Is the 5.4 Triton a good motor?

The 5.4-lit Triton V8 engine is one of the most reliable and capable engines for full-size vehicles. This motor powers Ford's most important vehicles, including Expedition, Lincoln Navigator, and the F150 truck.

What year did Ford fix cam phasers?

This generation of F-150 is probably the most well known vehicle to have this issue. It ranged all the way from the 2004 F-150 after its redesign, all the way into the next generation until they moved away from the 5.4, instead moving to the 5.0 that replaced it in 2011.

What years are Ford diesel engines to avoid?

Ford SuperDuty Diesel Truck Problems: Fixing Them From 2003-2007. In my experience, most diesel lovers avoid buying the 2003 to 2007 model-year Ford Superduty diesel trucks. The 6. Powerstroke 0L produces problematic power when used in large quantities.

How many miles per gallon does a V10 RV get?

A Class C RV V10 can consume on average, 7 to 8.5 miles per gallon (MPG).

How can I get better gas mileage in my Ford V10?

How to Get Better Mileage From My Ford V10

1. Inflate your tires to the manufacturer's recommended PSI and install a new air filter. ...
2. Purchase a chip for your Ford V10. ...
3. Install a cold air intake, a dual exhaust and a throttle body spacer. ...
4. Install a scan gauge made for the Ford V10.

Is the 6.8 V10 a good motor?

Is the 6.8 Triton V10 reliable? Overall, this engine is well built and is highly reliable. Outside of the common spark plug blowout issue, there aren't really any costly problems that the 6.8 Triton is known for. The spark plug issue can be fixed preventatively with a repair kit that costs a few hundred bucks.

What replaced the Ford V10?

The Ford Godzilla engine is a V8 engine offered by the Ford Motor Company. The engine is intended to replace the 6.8-liter Modular V10 engine, and started appearing in the Ford E-Series vans and Ford Super Duty pickup trucks for the 2020 model year.

What year did Ford introduce the V10?

Ford V10's first introduction to the market took place during the 1997 model year and was used as a first motor for E-series vans and motorhomes. Ford simply added two cylinders to the 5-liter modular to create this engine. Initially, the V10, which had a 2-valve unit, was sold.

How much HP can a Ford V10 handle?

It would be rated for a life of 1500-2000 hours like this, and if flown this way you'd probably expect to see a slight drop in power over time. So, figure approximately 230 hp (75%) at an appropriate RPM to be running slightly less than atmospheric manifold pressure.