[SCG] Re: Corvair

[airvair]

I believe that the factory system was a welded assembly. As proof, I
have the original factory exhaust system off my '67 110hp 4door, and
it's a one-piece welded assembly. I'll try to bring it to the convention
in Buffalo if possible.

-Mark

Richard W Thompson wrote:
> 
> Hi John,
> 
> On the 110 cars with single exhaust, they were clamped together as far I
> have seen or in the assembly manuals. As long as you use either GM
> replacement or exact reproduction exhaust (muffler, pipes, tailpipe in the
> correct installation angle and placement) you can stay in FSR class. No
> "jet hot coatings" etc. The clamps have changed alot from the GM style
> available at the time from the factory and the replacement they offered for
> a while. but my interpretation of the concours rules says that the clamps
> can be 'stock appearing' as current clamps available through Clark's or
> parts stores are close to the original clamp design. The old clamp style
> did not not maintain a good hold between parts because the bottom bridge
> was a single contact point of metal wheras today's clamps are bent in a way
> that the bridge has two metal contact points with the pipes and muffler
> ends once you screw them tight.
> 
> I have the GM originals on my Spyder aexhaust system and soon to be
> finished '64 500 coupe. They look great, but the sealing they provide is OK
> at best.  Besides, they are a son of gun to find. Took me forever to get
> them.
> 
> GM replacement mufflers will have the part number stamped in the body as
> well as a black paint stencil with the part number (I have seen this
> sometimes) on the output end of the muffler for 95/110 HP engines. This is
> on the flat end near the outlet for the tailpipe.
> 
> Best Regards,
> 
> Rich
> 
> 
>  Bill
>            I have a question for the stock group, hope you can help. On a
>  65 Monza Coupe 110 HP Was the winter summer cover used on all engines or
>  just the 140 and 180 HP engines? Also was the original exhaust system
>  welded together? And if so do you know if you would be taken out of
>  factory stock restored if you put on NOS exhaust parts clamped together.
>  Thanks John Tyger