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Home » Public Forums » GMCnet » [GMCnet] Power ignition timing distoried a good 455.
Re: [GMCnet] Power ignition timing distoried a good 455. [message #323692 is a reply to message #323681] Sun, 10 September 2017 10:35 Go to previous messageGo to previous message
Mike Kelley is currently offline  Mike Kelley   United States
Messages: 467
Registered: February 2017
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Senior Member
Soo, what did he do that was so damaging - you have us in suspense?
Mike/The Corvair a holic

Sent from my iPhone

> On Sep 9, 2017, at 11:40 PM, Bob Dunahugh wrote:
>
> We talked about this here a few weeks ago. A friend told me that he was going to do it to his GMC. I told him don't. He called me Wed. And said he should have listened to me. As I told him that I'd never do it to my GMC. Track car . yes. Well, he now has 7 pistons damaged. And one right rear piston with the top blown out. His 455 had just over 36,000 miles on a rebuild. Just something to think about. Bob Dunahugh
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