[Diy_efi] compression ratio

[elcamino73]

It might but I have not met one machinist or racer who suggested to go
tighter than .038 on a street car engine. I also would have my daily driver
down for months to fix any possible problem. So here I stay on proven ground
looking for 800 HP. We'll see what happens.


----- Original Message -----
From: "efi_student" <efi.student at sbcglobal.net>
To: <Diy_efi at diy-efi.org>
Sent: Wednesday, May 08, 2002 5:00 AM
Subject: RE: [Diy_efi] compression ratio


> While the bore is only 72mm, about 32% smaller than yours, I doubt your
> engine redlines at 13,500 rpm or makes 156 hp/liter as does the Suzuki
> in EPA legal street trim.  0.018" is very tight, but it works.
>
> Lance
>
>
>
> -----Original Message-----
> From: diy_efi-admin at diy-efi.org [mailto:diy_efi-admin at diy-efi.org] On
> Behalf Of elcamino73
> Sent: Tuesday, May 07, 2002 2:59 AM
> To: Diy_efi at diy-efi.org
> Subject: Fw: [Diy_efi] compression ratio
>
>
>
> ----- Original Message -----
> From: "elcamino73" <elcamino73 at mindspring.com>
> To: <Diy_efi at diy-efi.org>
> Sent: Monday, May 06, 2002 9:04 PM
> Subject: Re: [Diy_efi] compression ratio
>
>
> > There are any number of club racers here in NorCal running Suzukis in
> > > the 750 class that set squish at 0.018".  The pistons and heads are
> > > about the same cost.  The only caveat is you must turn the stock
> > > pistons because they are sand cast and have 4 to 6 thou variance in
> > > height from the wrist pin.  Once the tops are flat, the cylinders
> > > are decked, and we're off to the races.
> >
> > I don't believe the diameter of their pistons are anywhere near my
> > 4.155
> 400
> > small block Chevy's.  That being a major factor in piston rock and
> > kissing the heads as this and rod stretch occur.
> >
>
>
>
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