Carl,
The way I understood Peter Burgess' book is that the smaller inlet valves
give better torque/performance at the low-end, the bigger valves at the
high-end. The rest of your plans are right in line with his suggestions,
including three-angle valve seats.
John
Carl French wrote:
> > ----------
> > From: Carl French[SMTP:CFRENCH@CYBERTOURS.COM]
> > Sent: Saturday, February 26, 2000 6:44:45 AM
> > To: mgs@autox.team.net
> > Subject: inlet valves
> > Auto forwarded by a Rule
> >
> Reading 'Power tuning', many questions. I have an older head and
> looking at various head mods here. I think I am going with stellite
> valves, bronze guides, hardened inserts. What about three angle seats?
> What about increasing inlet valve sizes from 1.567 to 1.625? It appears
> to make a diff. BTW, I am going .040 over, have a 270 cam (thank you
> Lawrie)and am keeping my SU's on my GB engine/head.
> TIA
> Carl French
> 67B
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