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Where to buy longer bolts for the Evo suspension?

GVR4ZUM

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Jul 8, 2002
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I have the Evo suspension and using the stock bolts on the front. I'm worried that they may loosen up since they are not long enough. Should I be? I know that some just use the ones from Evo, but I don't really want to drill and be stuck just using Evo suspension. So basically I need the original diameter bolts just longer. Also I want to make sure the bolt I get is a shoulder style like the original.

Thanks in advance.
 

I usually go to my local fastener shop, or a farm and tractor supply store for specialty bolts. Not sure what stores or resources you have available in your home town. I can usually take a bolt, tell them what I need length and size wise, and they match it up. Sorry I couldn't be of more help.
 

belize1334

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Even ACE hardware will carry m12 grade 8.8 bolts. Just take one in there and tell them you want the strongest bolt they have (stainless ideally so it won't rust in place) with the same thread pitch but a little longer. It shouldn't be a problem.

As far as the necessity, how many threads stick out past the end of the nut at this point? As long as the bolt comes past the end of the nut it shouldn't matter at all. If it loosens at all, you'll notice your camber get messed up and your wheel will start clunking long before the nut backs all the way off.
 
Last edited:

89Mirageman

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Quoting belize1334:
Even ACE hardware will carry m12 grade 8.8 bolts. Just take one in there and tell them you want the strongest bolt they have (stainless ideally so it won't rust in place) with the same thread pitch but a little longer. It shouldn't be a problem.

As far as the necessity, how many threads stick out past the end of the nut at this point? As long as the bolt comes past the end of the nut it shouldn't matter at all. If it loosens at all, you'll notice your camber get messed up and your wheel will start clunking long before the nut backs all the way off.



8.8 in metric is the same as a grade 5 standard bolt, I would want a 10.9 or better on suspension parts. Also I would not trust a stainless steel bolt either, you need something hardened like the oem fasteners. You do not want one of these bolts to shear when you're doing 75+ on the interstate.
 

belize1334

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^^ woops... you're right. I should really refrain from posting before I've had my Coffee.

Ixnay on the 8.8 SS. Get 10.9 hardened steel.
 

curtis

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May 4, 2003
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Clarksville TN
If you want to do it correctly drill out the spindle for the larger bolts to be the same size as the evo stuff then get the correct length. I can't remember what it is exactly 80 or 85 mm length sound right but not positive. And I think the Bolts are 14 or 16mm. I think I've drilled the spindles to 9/16 and the holes have to be clearanced just a tad with a cartridge roll. If you find them at a farm supply they'll probably be by weight and cheaper but for the 4 bolts nuts washers and lock washers should set you back about 20 bucks for the 10.9 grade stuff.
 

belize1334

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^^ If you're doing that, don't just drill it out ... put it on a mill so that you can offset the holes. That way you can give yourself a free -1.5* camber.
 
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