Exhaust manifold bolt ... advice needed!
I recently purchased a 1997 Ford Class A with a 460 engine. The exhaust manifold issues have been well documented and so I decided to put Banks headers and exhaust on it. All my manifold bolts seemed ...
Forum Discussion
hooligan wrote:
With enough bolt to grab, (welded nut or vicegrips) apply firm pressure and repeatedly hit the bolt straight on the end with a hammer. The shock helps break the threads loose. You may have to work back and forth before it comes out. (^^^^ Raychez)
FWIW I chased all the threads with a tap before putting new bolts/studs in...
That is the way to extract broken studs or cap screws. Good info and like you posted it does not hurt to run a tap down and clean out any foreign objects on the threads.
