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FE Technical Forum / Re: Cylinder Wall Thickness Sonic Checked My 428 CJ Block
« on: Today at 07:02:49 AM »
Heck - you might get an extra 10HP from cylinder wall rigidity
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we the people got screwed when the "MAP" policies went into effect. Courts ruled it was not price fixing, but tomato, tomoto?
I would like to find suppliers other than Summitt and Jegs.
Note - Hot vs cold lash on this iron/iron 351C is the same.
That's the way it is on FE's too. I've never seen lash change between cold/hot on an iron/iron combo.
What's probably happening is that he's getting closer to coil bind at full lift. My work years ago on the SOHC valvetrain showed how this quiets down the surging motion of the spring coils at high rpm. I found that setting up for around 0.050" from coil bind at full lift gives you the full benefit while staying safe. The NASCAR guys run about 0.003" from coil bind