Quote:
Originally Posted by Terry,NJ
I imagine it climbs hills quite well! I was warned off the polishing also. No reason given. Just clean up any casting glitches and leave the surface a little rough. So I used the word "polish" kinda loosely! I've been wondering if a little reshaping of the top of the valve guide "tower". Would this improve the flow?
Since you're not taking much out of the manifold 1/32 - 1/16 the reamers probably work fine.
Terry
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Terry, I have never thought about reshaping the upper valve guide. It seems that it may help flow but I haven't tried it.
Purdy.