The smaller (16mm head) bolts holding the (upper) engine mount to the chassis used to be part number N-105-167-01, "stretch" bolts spec'ed for 30 Ft*Lbs plus 90 degrees.
Full Answer
How do you remove a stuck bolt from an engine block?
How to Detach A Broken Bolt From Your Engine Block. Step By Step GuideStep 1: Drill the Center of the Screw with Your Hardened Drill bit. ... Step 2: Make a dig with Your Center Punch. ... Step 3: Set the Size of Your Drilling bit. ... Step 4: Extract the Broken Bolt with a Screw Extractor or Mole grip.
How do you remove a rusted bolt without breaking it?
0:052:24Removing Rusted Bolts Without Snapping - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo never ever spin a nut when everything's red-hot because the threads inside the steel will be soMoreSo never ever spin a nut when everything's red-hot because the threads inside the steel will be so soft and malleable that as soon as you spin it you'll pile the threads.
Is rust in engine bay normal?
Engine parts will typically get a layer of surface rust, but that's becoming less and less common as plastic replaces steel under the hood. The big rust concern is in the strut towers. Manufacturers are getting more and more sophisticated with their rust prevention methods, but it can still occur.
How do you remove badly rusted bolts?
0:421:58How to Unstick Rusted Nuts and Bolts - YouTubeYouTubeStart of suggested clipEnd of suggested clipStep 4 when the bolt is cool enough to touch spray wd-40 on and around the nut and bolt. Step 5 tapMoreStep 4 when the bolt is cool enough to touch spray wd-40 on and around the nut and bolt. Step 5 tap the end of the bolt with a hammer to loosen the threads. And allow the oil to penetrate.
Does WD-40 Remove rust?
WD-40 can help remove rust from metals like iron, chrome, and stainless steel without further damaging the surface of the metal or removing the paint. The Multi-Use Product is great for loosening and removing excessive surface rust.
How do you loosen a bolt that won't budge?
0:032:50How To Remove a Stuck Nut or Bolt - YouTubeYouTubeStart of suggested clipEnd of suggested clipUse a 6-sided wrench or socket. If the bolt still won't break free consider using a tool extender toMoreUse a 6-sided wrench or socket. If the bolt still won't break free consider using a tool extender to added torque just be careful not to break off the head of the bolt.
Are rusty bolts bad?
Shockingly enough, they don't use stainless bolts in cars, stock. They use zinc plated bolts that last a really long time. The rust on the bolts is nothing to worry about. external fasteners usually only have a black oxide or zinc chromate plating, and that's strictly to prevent corrosion before they're installed.
Can you remove rust from an engine bay?
3:515:48How to clean an old rusted engine bay! - YouTubeYouTubeStart of suggested clipEnd of suggested clipJust to break all or knock all the grease off but I also hit this with CLR. And if you don't knowMoreJust to break all or knock all the grease off but I also hit this with CLR. And if you don't know what CLR is go buy some it's a great rust converter. And I should say rust remover.
How do I protect my engine bay from rust?
1:1411:15How to Prevent Rust from forming on Your Vehicle | AnthonyJ350YouTubeStart of suggested clipEnd of suggested clipAnd it's it doesn't get displaced by water it lasts a long time it will hold the film there muchMoreAnd it's it doesn't get displaced by water it lasts a long time it will hold the film there much longer than other products compared to wd-40 I'd use wd-40.
How long should WD-40 sit?
Remove as much rust as you can with a metal brush or a normal brush. Wrap a thread around the bolt and spray some WD-40 on it until it is completely saturated. Let it sit for 30 minutes.
How do you heat a bolt for removal?
4:596:20How to Remove Stuck Rusted Frozen Bolt by Heating With a TorchYouTubeStart of suggested clipEnd of suggested clipAnd just use a little bit of a fuel flame. To just kind of pre burn the area a little bit make sureMoreAnd just use a little bit of a fuel flame. To just kind of pre burn the area a little bit make sure there's no leftover penetrant or anything that might just flash into a flame.
How do you free up rusted nuts?
Hydrogen peroxide can dissolve rust. Applying hydrogen peroxide to the fasteners and letting it sit is also an effective method to remove rust and loosen nuts and bolts. Scouring it with a hard brush will help you get rid of all the rust left on the nuts and bolts.