Removing Old Hood Insulation

Lacquer thinner worked great on the hood of my 02, of course I had removed the hood so I could work on it. I can't even imagine doing it with the hood in place.
 
David

I recently did this with my coupe. I kept the hood on and did it in 2 stages. If you do keep the hood on, lay down cloth over the engine bay and front nose - this makes it a lot easier to clean up the loose stuff that falls. Let the car sit in the sun so the hood is warm. Get a plastic scrapper and start at the top. This first pass will not get all the glue but that's OK. Stage 2 is when you get the simple green or other cleaner to help work off the glue.

I was able to get evrything off without scratching the paint. It looks great. I'm deciding on if I should reapply new insulation. Over time the original insultation will stain the paint. So now with it removed I do notice some yellowing where the insulation once was. Hope this helps.

GAry
 
I'm deciding on if I should reapply new insulation.
I would recommend putting on new insulation. In my experience it makes a considerable difference in noise control. However, my experience with this was on my E3. A lady ran a stop sign in front of me when I didn't have a stop, she slowed like she was stopping and then raced out just in time for me to lock it up and T-bone her. She kept going and ran off the road and down an embackment... but I digress. Anyway, after getting the body work done a new hood without insulation was fitted and the engine noise was very noticeable. Once the insulation was ordered and re-installed it was back to quiet operation.

Of course, my E9 hood insulation is completely rotted away and the original Polaris paint is yellow into a nice bronze. I do have a new set ready to apply but I need to find the time to pull the hood for cleaning and underside repainting. Maybe in the fall I can experience a quiet engine again. The tasks never seem to end. :?
 
Removing old hood insulation--

Another very effective way--as previously mentioned--cover the front of engine bay beneath to catch droppings--

Use plain old mineral spirits--apply with disposable paint brush--let sit briefly and use a plastic scraper--will not harm painted surfaces and the mineral spirits will quickly reduce the old dried out adhesive to a gummy consistency.
 
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