Ford F150 Starter Bolt Size

The Ford F150 starter bolt size may vary depending on the engine and model year. Generally, for most F150s with a 4.6L, 5.0L, or 5.4L engine, you’ll find two or three starter bolts, usually of the following sizes:

  • 13mm or 1/2 inch: This is the most common size for Ford F150 starter bolts.
  • 10mm: Some models might use this size for one or more of the starter bolts.

It’s essential to confirm the specific bolt sizes for your F150 by consulting the owner’s manual or a service manual for your vehicle’s model year and engine type.

When replacing the starter or working on it, make sure to disconnect the battery’s negative cable first to prevent electrical shorts or damage to the electrical components. Use a socket wrench or a combination wrench with the appropriate size to remove or install the starter bolts.

Ford F150 Starter Bolt Size


What Size are F150 Starter Bolts?

The starter bolts on a Ford F-150 are 3/8 inches in diameter. The length of the bolts varies depending on the model year of the truck, but they are typically between 1 1/2 and 2 inches long.

What Size Bolts Do I Need for My Starter?

If you’re starting a new project and are wondering what size bolts you need for your starter, here is some information that may help. There are many variables to consider when choosing the right size bolt for your project, such as the diameter of the hole being drilled, the amount of thread engagement required, and the level of clamping force needed. When it comes to choosing a bolt for your starter, it’s important to select one that is strong enough to handle the loads placed on it during use.

If you’re unsure about which size bolt to choose, it’s always best to err on the side of caution and go with a larger diameter option. This will ensure that your starter has adequate strength and durability for whatever application you’re using it for.

How Do You Change a Starter on a Ford F150?

Assuming you need to replace the starter on your Ford f150: 1. Park your Ford f150 in a safe, level area and set the emergency brake. Disconnect the negative battery cable first, then the positive battery cable.

2. Locate the starter under the hood of your truck on the driver’s side. It will be attached to the engine block with two bolts. Remove these bolts with a socket wrench and pull out the starter.

3. Take your new starter and line it up with the holes where the old one was mounted. Insert and hand-tighten the bolts to hold it in place temporarily.

What Size are Ford Ranger Starter Bolts?

When it comes to the starter bolts on a Ford Ranger, there are two different sizes that are used. The first size is M8 x 1.25 and the second size is M10 x 1.5. These two sizes are used depending on the year of the vehicle, with the M8 x 1.25 being used on vehicles from 1993-1997 and the M10 x 1.5 being used on vehicles from 1998-2011.

Ford 150 Starter bolt removal exactly how to get them hard bolts out

2001 F150 Starter Bolt Size

One of the most common questions we get here at is what size bolt is used to secure the starter on a 2001 F-150? The answer, unfortunately, isn’t as straightforward as we would like it to be. There are a few different sizes that were used depending on the production date of your truck and which engine you have.

However, the most common size is 1/2″ x 20 tpi. If you have a 4.2L V6 or 5.4L V8 engine, chances are your starter bolt is 1/2″ x 20 tpi. These engines were produced between 2001 and 2008 and use a metric thread pitch for their bolts (hence the “20 tpi” designation). If you’re not sure what size your bolt is, the best way to find out is by taking it out and measuring it with a ruler or caliper.

If you have a 3.8L V6 engine, your starter bolt may be either 1/2″ x 20 tpi or M10 x 1.5mm. These engines were produced between 2001 and 2006 and Ford used both metric and standard (SAE) threads for their bolts depending on production date. Again, the best way to determine which size bolt you need is to simply measure it and compare against these two standards.

Finally, if you have a 6.8L V10 or 7.3L Powerstroke diesel engine in your 2001 F-150, your starter bolt will be M12 x 2mm in size. These engines were only produced during certain years (2001 for the V10, 1999-2003 for the Powerstroke) so it’s unlikely that you’ll find another truck with this same setup unless yours is from one of those years specifically. We hope this helps clear up any confusion about what sizestarter boltis neededforyour2001F-150!

As always, ifyouhave any further questions don’t hesitate to contact us or leavea comment below!

2005 Ford F150 Starter Bolt Size

If you’re looking to change the starter on your 2005 Ford F150, you’ll need to know the bolt size. The good news is, we’ve got you covered. The bolt size for the starter on a 2005 Ford F150 is 10mm.

Keep in mind that this is just for the bolts – you’ll also need to account for washers and other hardware when making your purchase. With that being said, 10mm is a pretty standard size, so finding replacement parts should be a breeze. Thanks for reading and good luck with your repairs!

2002 Ford F150 Starter Bolt Size

When it comes to finding the right starter bolt size for your 2002 Ford F150, there are a few things you need to keep in mind. First, the size of the bolt will vary depending on whether you have a manual or automatic transmission. Second, the size of the engine will also play a role in determining the right starter bolt size.

Third, your local Ford dealership should be able to provide you with the specific information you need. Assuming you have a standard V8 engine and an automatic transmission, the starter bolt size for your 2002 Ford F150 should be 12mm. If you have a manual transmission, however, the starter bolt size will likely be different.

It’s always best to consult with your local Ford dealer before making any final decisions about starter bolts sizes. They’ll be able to tell you definitively what size is required for your particular vehicle.

2006 Ford F150 Starter Bolt Size

If you’re looking to change the starter on your 2006 Ford F150, you’ll need to know the bolt size. The good news is that it’s a pretty standard size – you’ll need a 3/8″ socket and ratchet to remove the old starter. Once you have the old starter out, installing the new one is simply a matter of reversing the process.

Line up the bolts and hand-tighten them before using your socket and ratchet to give them a final tighten. And that’s it – you’re ready to hit the road again!


If you’re looking to replace the starter on your Ford F-150, you’ll need to know the bolt size. The good news is that it’s a fairly standard size. Most starters will use a 3/8″ or 7/16″ bolt.

However, it’s always best to check your specific vehicle’s owners manual to be sure.


  • Zayn

    John Zayn Smith is a renowned truck enthusiast, automotive industry expert, and author. Beginning his career as a mechanic, Zayn's curiosity led him to explore all facets of the trucking world, sharing his insights through in-depth articles on His knowledge spans truck mechanics, trends, and aftermarket modifications, making him a trusted resource for both professionals and hobbyists. Outside writing and mechanics, Zayn enjoys off-roading, truck shows, and family time. Follow his work for the latest in truck-related news and tips.

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