motor go boom

[ECMnut at aol.com]

In a message dated 3/14/01 8:37:50 PM Eastern Standard Time, 
sabatine at epix.net writes:

>   If you decide to tear down, Have a competent engine machinist check the
>       big end bores of any rods that didn't turn a bearing, If any of them 
>  are out of
>       round on a 30 - 45 d angle from vertical , your engine was detonating.
>       Rod Big end size needs to be 2.2250 and Round with up to . 0005 to 
.001
>       larger directly on the parting lines, being acceptable. This is the 

I've seen bearing wear in the same area (35-40d from verticle)
 from detonation and never thought to check the big end..
I put new bearings in and reassembled the engine.
 I will look next time.  Thanks Len.
Mike V
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