I disagree. With all else being equal, more surface area for the brake pads
will result in faster stops as long as you avoid lock up with pedal
modulation.
I don't think a booster would help that much.
Larry
----- Original Message -----
From "Bryan Vandiver" <Bryan.Vandiver at Eng.Sun.COM>
To: <spridgets@autox.team.net>; <Andrew.Griffith@ReadRite.com>;
<millerls@ado13.com>
Sent: Tuesday, July 18, 2000 1:39 PM
Subject: Re: Big Brake Conversion.
> Larry,
>
> let me clarify, what I mean..
> The standard disk brakes themselves are 'over engineered' for a car the
size and
> weight of the sprite, however the mechanical advantage of the brake pedal
itself
> is less than desirable. What the car needs is really a better master
cylinder
> set up, or a brake booster to give it better pedal feel, and less effort.
Just
> putting the 'big brake' kit on, won't help the car stop any
faster/shorter, and
> if you brake too hard, the wheels are just going to lock up anyway, and
there
> isn't any advantage in that - these cars are just too damn light.
>
> - Bryan
>
> >To: <spridgets@autox.team.net>, <Andrew.Griffith@ReadRite.com>
> >Subject: Re: Big Brake Conversion.
> >MIME-Version: 1.0 charset="iso-8859-1"
> >X-Priority: 3
> >X-MSMail-Priority: Normal
> >X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2919.6600
> >
> >I for one don't buy the argument that Spridget disc brakes are "more than
> >adequate". In my opinion they are barely adequate on a stock Spridget.
> >
> >Anytime you decrease your 0-60 time I think you need to also decrease
your
> >60-0 time.
> >
> >Larry Miller
> >
> >----- Original Message -----
> >From: "Bryan Vandiver" <Bryan.Vandiver@Eng.Sun.COM>
> >To: <spridgets@autox.team.net>; <Andrew.Griffith@ReadRite.com>
> >Sent: Tuesday, July 18, 2000 9:52 AM
> >Subject: Re: Big Brake Conversion.
> >
> >
> >> Drew,
> >>
> >> I did a disk brake conversion on my bugeye, but I'm still using the
later
> >midget
> >> brakes, however, I do have 'cross drilled' rotors. I'm sorry I can't
help
> >you
> >> with the Big-brake conversion, and I wish you luck if you have your
heart
> >set on
> >> it, but I should add, that the standard disk brakes are much more than
> >adequate
> >> on our car. The only thing that is the problem is the pedal pressure
> >required.
> >> You can always add vacuum assist brake booster, if you want to reduce
the
> >pedal
> >> pressure, or, you could try converting to a later brake master with a
> >smaller
> >> diameter. The smaller diameter will require more pedal travel, but
since
> >you no
> >> longer need a clutch master, you can probably fit any brake master you
> >want in
> >> the existing pedal box. I also like your idea about 'dual line' brakes
out
> >of
> >> the orginal master, however you would need to fabricate some kind of
> >linkage to
> >> actuate both pistons simultaneously from a single pedal, and that might
> >not be
> >> the easiest thing to do.
> >>
> >> Regards - Bryan
> >>
> >> >To: spridgets@autox.team.net
> >> >Subject: Big Brake Conversion.
> >> >MIME-Version: 1.0
> >> >
> >> >All right you guys... that's enough crap about my engine conversion!
> >> >
> >> >My real intent was to find out your experiences with the big brake
> >> >conversion, the one that uses Spitfire disks & MGB calipers. Has any
one
> >> >done this and what kind of problems did you have??
> >> >
> >> >Thanks,
> >> >-Drew in San Jose.
> >>
> >>
> >
>
>
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