Re: [ihc] Ignition - 'nother tid-bit

[John Hofstetter <hofs@xxxxxxxxxxxx>]

On Jul 22, 2004, at 4:15 PM, Tom Mandera wrote:

> Forgot to mention.. the tired 345 I removed from this truck would ping 
> on 85octane with ~8deg BTDC.  Same disty, same wires, same brand 
> plugs, pulling a bit less weight.
>
> Might've been carbon buildup on the piston or head creating a hot 
> spot.. or might've been the "quench factor"..
Interesting two posts, Tom. I guess my 345 needed to be quenched. 
Actually, I've never heard that term before. Learn something new every 
day. I may forget it by tomorrow, but I've got it for today.

Thanks for the interesting information.

John

John Hofstetter
Ol' Saline
www.goldrush.com/~hofs