I accidentally stripped the thread for a valve cover bolt on my BMW N42/N46 cylinder head. I use helicoil thread insert kit and some tricks to cut new thread and repair stripped thread.
0:00 Intro
0:22 Why bolt stripped and the dangers of using Milwaukee e electric ratchet
1:43 Masking the thread hole with painters tape to prevent debris falling in to the engine
6:20 Drilling out the stripped thread
7:42 Cutting new thread
10:34 Installing helicoil thread insert
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BimmerZen assumes no liability for property damage or injury incurred as a result of any of the information contained in this video. Use this information at your own risk. BimmerZen recommends safe practices when working on vehicles and or with tools seen or implied in this video. Due to factors beyond the control of BimmerZen , no information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. Any injury, damage, or loss that may result from improper use of these tools, equipment, or from the information contained in this video is the sole responsibility of the user and not BimmerZen.
