Coilovers Installation (Need help) (Pics)
I must be the only person ever to work on a G37 suspension who hasn't had trouble with this particular bolt. I have done 15 or 20 spring/coilover installs on these cars and never rounded one off or even had to use more than moderate effort. Even when I used hand tools rather than an impact gun. Lucky me.
Yes Sal can get that off for you. If you live anywhere near Baytown, I will do it for you. BTW, where did your car come from? That car has not been in Houston for all of it's 37K miles. That's a lot of rust.
Yes Sal can get that off for you. If you live anywhere near Baytown, I will do it for you. BTW, where did your car come from? That car has not been in Houston for all of it's 37K miles. That's a lot of rust.
I bent a 3ft steel breaker bar and used an electric high power impact gun that I had to put on high to get it off. Glad I had that laying around. This bolt is a beotch. I got the rears done in like an hour and the fronts took forever because of this bolt and re-using the stock top hats with the tanabe's.
I bent a 3ft steel breaker bar and used an electric high power impact gun that I had to put on high to get it off. Glad I had that laying around. This bolt is a beotch. I got the rears done in like an hour and the fronts took forever because of this bolt and re-using the stock top hats with the tanabe's.
A good lubricant, heat, and a lot of properly applied force seems to be the recipe.
This is the best penetrating lube I have ever used. Blows Liquid Wrench, WD40, and even PB Blaster out of the water. I use it just for the really tough stuff like this bolt because it's expensive.
Penetrating-Lubricating Oils
Normally I would advise this: Heat it with a heat gun. Spray it liberally with PB Blaster or Kroil. Let it soak overnight. Respray it liberally. Use an impact gun.
However you have screwed it up by rounding it off. Take the same steps, but instead of using an impact gun, you'll now have to use a damaged bolt extractor. They will cut into the bolt head to grip as you apply pressure. It is ruined, and you'll have to replace that bolt. Use a breaker bar at least 1/2" drive and at least 2' long. Like this one:
1/2" Drive 25" Breaker Bar

Damaged bolt removers:

Judging from the amount of rust visible, I'm guessing you live in a harsher northern climate. My 96 Maxima doesn't have that much rust on it. That's part of the issue making it harder for you. Good luck.
However you have screwed it up by rounding it off. Take the same steps, but instead of using an impact gun, you'll now have to use a damaged bolt extractor. They will cut into the bolt head to grip as you apply pressure. It is ruined, and you'll have to replace that bolt. Use a breaker bar at least 1/2" drive and at least 2' long. Like this one:
1/2" Drive 25" Breaker Bar

Damaged bolt removers:
Judging from the amount of rust visible, I'm guessing you live in a harsher northern climate. My 96 Maxima doesn't have that much rust on it. That's part of the issue making it harder for you. Good luck.
I must be the only person ever to work on a G37 suspension who hasn't had trouble with this particular bolt. I have done 15 or 20 spring/coilover installs on these cars and never rounded one off or even had to use more than moderate effort. Even when I used hand tools rather than an impact gun. Lucky me.
Yes Sal can get that off for you. If you live anywhere near Baytown, I will do it for you. BTW, where did your car come from? That car has not been in Houston for all of it's 37K miles. That's a lot of rust.
Yes Sal can get that off for you. If you live anywhere near Baytown, I will do it for you. BTW, where did your car come from? That car has not been in Houston for all of it's 37K miles. That's a lot of rust.
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