<VV> turbo mufflers on a 140

[corsaconvertible]

I always thought the Corvair turbo muffler was designed to be more
restrictive, to limit the turbo boost to around 10 PSI and keep the
engine from self-destructing. This was cheaper than using a wastegate.
Tony Hansen

On Tue, Jul 1, 2008 at 2:16 PM, Mel Francis <mfrancis at wi.rr.com> wrote:
> The best reason for using a pair of Turbo mufflers on a 140, would not
> really be the sound,
> but for the further reduction in back pressure that can be attained, over
> the stock Corvair mufflers.
>
> Turbo mufflers were originally designed with larger internal chambers, to
> provide a lower final
> resistance to the exhaust system, since any flow resistance behind the
> turbo, slows the overall top speed
> of the turbo and hence, the car.
>
> I've used original Corvair Turbo mufflers on big-block Corvettes years ago,
> for the same reason, and
> presenly have one, including the original chrome Turbo exhaust tip, on my
> '77 V8 Monza.
>
> Mel Francis
> '65 Monza convertible
> '77 Monza 2+2
>
> ----- Original Message -----
> From: <N2VZD at aol.com>
> To: <virtualvairs at corvair.org>
> Sent: Tuesday, July 01, 2008 11:35 AM
> Subject: Re: <VV> turbo mufflers on a 140
>
>
>> if you are thinking of real "turbo" muffles on a non turbo engine , why
>> waste the money?  it wont sound much  different than straight  pipes. the
>> turbo
>> does most of the muffling on a turbo engine.
>> regards, tim colson
>>
>>
>>
>
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-- 
Tony Hansen
corsaconvertible at gmail.com