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Source for good high-temp turbo lock nuts

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Old 01-28-11, 12:58 PM
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Source for good high-temp turbo lock nuts

Hey guys -

For years I've used the high-temp lock nuts from ATP Turbo, and before that got the same nuts from Rotary Performance in Texas. They work very well, hold tight, and don't destroy the studs the way the stock Mazda locknuts do.

I ordered a bunch from ATP recently to restock my supply and found they have changed suppliers. The nuts are 15mm in size instead of 14mm and don't have the copper lock ring at the top, they use a crimped-in design similar to Mazda's design. Bleh. BTW, I HATE putting fasteners on my car that use some weird size like 15mm .

So, I did some googling around, found this -

http://www.clipsandfasteners.com/M10..._p/pm33629.htm

That's the ones I've been using, and CHEAPER than I've been paying! Pack of 25 nuts is $12 and change, which comes out to around .50 cents a nut. That's the right size - m10x1.5 with a 14mm hex.

I have been using these type of nuts for easily 10-15 years, starting back on my FC. They really work well, don't kill the studs, are removable and many times re-usable. These nuts can be used for most of the turbo studs, the downpipe studs, and the manifold to block studs. On some of the connections I recommend adding a flat washer to increase the clamping surface of the nut.

Enjoy . I'm ordering a pack of them and I don't even need them .

Dale
Old 01-28-11, 01:02 PM
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Just Call Me Terminator!

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awesome. i knew there had to be a supplier for these things!

i'm also ordering some even though i don't currently need any
Old 01-28-11, 02:29 PM
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Dale,

Thanks once again for a great find. For those that dont know from the factory these nuts are around $8.00 or so a piece.
Old 01-28-11, 07:17 PM
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A decent alternative to using locking/crimp/stover nuts are nord-locks, they are great for everything. They are used in military apps. Expensive, but they will make sure your fasteners will never come off.
Old 01-29-11, 01:41 PM
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I've NEVER had problems with these coming off, and they're super simple to install and they come off nicely too. Don't really see a good reason to run something more hardcore, especially as the stock fasteners are mighty hard to get to.

Also, the same company has the exact plastic fasteners Mazda uses on the fender liners, the push-in pins with the Phillips head screw in the middle. They were also VERY inexpensive. Saw them listed on the home page.

Dale
Old 01-30-11, 09:09 PM
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nordlocks wear out in my experience... the ridges actually flatten out. these work way better
Old 01-30-11, 09:34 PM
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yeah I recently checked out this site a little bit. They have a lot of random oddball stuff you find yourself needing to replace on an old car.
Old 01-30-11, 09:52 PM
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Nice find!

Regards,
Crispy
Old 01-31-11, 09:38 AM
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Thanks for the update Dale.

If I'm going to be removing my turbos that have the factory studs/nuts. Will I be able to reuse the studs or are chances quite good that the factory nuts will tear them up on removal? If so, is ATP still a viable option for replacement studs or do I need to sack up and pay for the factory parts?
Old 01-31-11, 12:16 PM
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I purchased the copper ones from pineapple racing for when I swap out my twins. They are $1/ea. These look like the same thing.
Old 01-31-11, 07:22 PM
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Thanks for the link Dale. Looks like a great source!
Old 02-01-11, 08:43 AM
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BTW my locknuts arrived Monday, I ordered them on Thursday. That's some quick damn shipping! I believe they shipped from Cali too, that's going to Florida.

They are exactly the ones I hoped, 14mm copper lock nuts. Get a bag!

Dale
Old 02-01-11, 08:50 AM
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Dale, do know if these are any different than the ones Pineapple sells?

http://www.pineappleracing.com/premi...xhaustnut.aspx
Old 02-01-11, 08:54 AM
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Great find Dale
Old 11-23-12, 07:53 PM
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im soo glad i found this tread again, turbo hardware, bolts and nuts are hard to find in 14mm there usually offered in 17mm heads
Old 11-23-12, 08:30 PM
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Good timing
Old 11-24-12, 08:04 AM
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I've used these on a few cars now, they work wonderfully with no problems. I highly recommend. Price is right too!

Dale
Old 11-24-12, 08:29 AM
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timely info for me as well.. now to find stud replacement..
Old 11-25-12, 06:02 PM
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I used these on the down pipe and they backed off which is forgivable since they have been on my car for 1 year and my presilencer hits everywhere I'm going I buy more of these soon
Old 11-25-12, 10:30 PM
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Interesting that they are copper-plated steel . . .

:-) neil
Old 02-04-13, 03:45 PM
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now if I could find bolts to pair them with...
Old 02-04-13, 05:12 PM
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Does anyone know where to get similar locking nuts in Standard 3/8-16 size?
Old 02-04-13, 05:18 PM
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Eric did you try ATP turbo in Hayward?
Old 02-05-13, 04:33 PM
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Good info thanks
Old 02-05-13, 06:20 PM
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Does this work for the S5 and S4 turbo's


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