What are the best bolts for exhaust?
Best is to go stainless. 316 class stainless best pairs to the load characteristics of the exhaust man bolts, but are difficult to find. Commonly accessible, but much pricier than regular alloy steel bolts, are ARP’s and the 17-4 PH bolts offered by RMS. Stainless steel bolts in cast iron is not recommended.
Should exhaust bolts be Grade 8?
Can you use Grade 8 bolts on exhaust? Common practice is to replace the exhaust manifold bolts on ’94 – ’96 cars with Grade 8 hardware. They are hardened and will carry the highest tensile load, which seems to help them withstand the heat cycles the bolts are exposed to.
Are stainless bolts good for exhaust?
Clamping strength is not a critical issue with exhaust work. You want to use soft bolts, which can be more easily cut, as is often needed to do during exhaust work. Yes, stainless steel galls but a good slathering of neverseize should take care of that.
What kind of bolts do you use for an exhaust manifold?
These are the bolts that attach the factory style manifold to the head. Also do you put anti [seaze on these bolts? Crestwood IL. I’ve always just used a regular grade 5 bolt with no anti-seize Click to expand… Any down side to using grade 8 vs 5? YES!
How many exhaust header bolts are left in stock?
Only 16 left in stock – order soon. Only 3 left in stock (more on the way). Only 2 left in stock – order soon. Only 5 left in stock – order soon. Only 7 left in stock – order soon. Only 6 left in stock – order soon. Only 3 left in stock (more on the way). Only 19 left in stock (more on the way).
Where can I get size charts for bolts and washers?
The Bolt Depot has some excellent charts that you can print off for both imperial and metric fasteners, as well as nuts and washers. The important thing here is that you need to print them out at actual size. So if your printer has an option like “Fit to Page”, you’ll need to uncheck that so there’s no downscaling.
Can you check the size of nuts and bolts?
So something like this only works with bolts and nuts that you can bring with you to the store, but not all hope is lost! If you plan on using them a lot, it might be worth it to invest in some sizing plates and thread checkers for yourself, some of which you can use on that engine as discussed above.
These are the bolts that attach the factory style manifold to the head. Also do you put anti [seaze on these bolts? Crestwood IL. I’ve always just used a regular grade 5 bolt with no anti-seize Click to expand… Any down side to using grade 8 vs 5? YES!
What happens if you remove the exhaust nut?
Because your exhaust system is under the vehicle, these exhaust flange bolts, nuts, or studs can rust, and may break if removed. This can cause exhaust leaks and performance problems if not addressed.
How to check exhaust flange bolt on O’Reilly Auto Parts?
When autocomplete results are available use up and down arrows to review and enter to select. Touch device users, explore by touch or with swipe gestures. When autocomplete results are available use up and down arrows to review and enter to select. Touch device users, explore by touch or with swipe gestures. Dorman HELP!
What kind of nut to use for exhaust flange?
Click to expand… When I replaced the exhaust on my FJ that is what I did. Cut the nut off. Then you can use a 3/8 stainless bolt. 3/8 is as close to 10mm as you can get other than a 10mm. Fine thread will likely be best. Hard part is finding stainless all steel lock nuts/crimp nuts.