That's what I've done on my B race car. Tooooooo loud for the street. In fact
it's only a matter
of time until they tell me at the track to get it quieter.
Larry Hoy
> -----Original Message-----
> From: owner-mgs@autox.team.net [mailto:owner-mgs@autox.team.net]On
> Behalf Of Jerry Causey
> Sent: Friday, June 02, 2000 9:29 PM
> To: mgs@autox.team.net
> Subject: Re: Exhaust pipe length / diameter
>
>
> In his "Competition Preparation Manual" (still available from Moss, I
> think), Joe Hufffaker stated that with the factory competition
> header, which I presume was a long center branch system, one
> should use a 1 7/8" OD exhaust pipe, terminating in a megaphone
> at the rear of the car. It should measure exactly 8' 3" from the
> junction point of the two down pipes on the header to the end of the
> megaphone. This is for a fully prepped SCCA race engine, so I'm
> not too sure if this would apply to a streetable engine.
>
> Regards,
> Jerry
>
>
> > My friend has purchased a new 3 - 2 - 1 exhaust header, and we will be
> > putting an open exhaust pipe on the car, since it will be used as a
> > dual purpose street- and vintage race car.
> >
> > My question is, is there a length / diameter for the exhaust pipe that
> > is optimum for this setup?
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