So if I read this right, once I get some Dart
heads and a good cam kit, 7500 should be my
absolute redline. Obviously, I'd be safer at
6800-7000?
Dick J
--- DOUG ODOM <popms@thegrid.net> wrote:
> Dick; Rev limit is determined by the stroke
> and piston design in the
> lower end. My E motor with 2.7 stroke at 9
> grand has the same piston
> speed as a 3.48 stroke ( 350 Chevy) at 7500
> rpm. Valve float or bounce
> is the Rev limiter in the top end of the motor.
> It would do you no good to build a motor with
> a roller cam, rev kit,
> and Titanium valves, then put the heads on a
> block with stock cast
> pistons and crank. You can only go as fast as
> the weakest link will let
> you go. You might go around to the local roundy
> round track and talk to
> who builds the good motors for them. They have
> to live and make horse
> power. Doug Odom in big ditch
>
> Dick J wrote:
> >
> > Not knowing a lot about Chev small bolocks, I
> set
> > a self-imposed red line of 6200. I did wind
> it
> > right to 6200 on my last run, and that limit
> > still managed to put me into the record book,
> but
> > I'm wondering what a reasonable red-line
> should
> > be. I don't want to be breaking motors, but
> I
> > do want to see what it can do. This is an
> > all-stock Chev 350, 4 bolts, stock rockers
> and
> > springs in 882 (76cc) Chev head castings,
> flat
> > top pistons, and a cam that specs out at 260.
> My
> > plan for spring is to install an electric
> water
> > pump and electric fan. The motor would have
> > wound just a little more this year, but with
> > those changes, it will hopefully have just
> enough
> > more power to allow a little tighter winding
> > (valve train permitting, of course). What do
> you
> > guys think the max RPM for that motor should
> be?
> >
> > =====
> > * * * * * * * * * * * * * *
> > * Dick J *
> > * (In East Texas) *
> > * # 729 *
> > * C/GRS C/FRS D/STR *
> > * * * * * * * * * * * * * *
> >
> >
>
__________________________________________________
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=====
* * * * * * * * * * * * * *
* Dick J *
* (In East Texas) *
* # 729 *
* C/GRS C/FRS D/STR *
* * * * * * * * * * * * * *
__________________________________________________
>From homework help to love advice, Yahoo! Experts has your answer.
http://experts.yahoo.com/
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