Dual, or not to Dual, that is the question

Discussion in 'The "Pure" Stockers' started by KTM520EXC, Nov 10, 2008.

  1. KTM520EXC

    KTM520EXC Well-Known Member

    OK, so the exhaust is very tired and in dire need of replacement.

    For restoration purposes, would a dual exhaust (reasonably quiet), or would the single exhaust be the way to go. I am not that interested in performance, but if it gives a bit more boost, then all the better.:grin:

    I guess my general question is, does it take away from the value with dual exhaust ???

    65 Lark w/ 300ci 2 Bbl.

    Many Thanks for input !!!

    Michael C
    Roseville, CA
     
    Last edited: Nov 23, 2008
  2. Mister T

    Mister T Just truckin' around

    Go for the dual exhaust. It shouldn't hurt the value, and might increase it slightly. You gas mileage might also increase as well, unless you have a real heavy foot. The 300 4 bbl came from the factory with dual exhaust.

    I did it with my 64 Skylark convert, 300 2 bbl and it really woke that little 300 up.:TU:

    Lastly, if your going to replace the complete exhaust system, it won't be twice as costly as a single exhaust, unless they are real shysters.
     
  3. KTM520EXC

    KTM520EXC Well-Known Member

    Thanks for the advice Mr. T. I have been quoted $450 for the single exhaust and $600 for the duals. Gotta remember I live in Kalifornia, where everything is expensive. After seeing on a lift, I can see the Engineers made room for dual exhaust.

    So the next question is, should I go 2.00", or "2.25 piping ??? I do not want to lose "any" of that awesome bottom end and at this point, do not see me putting on a 4Bbl, unless I had the engine rebuilt. (To much load on an original engine that is 43 years old)

    Any feedback appreciated !!!

    Michael C
    Roseville, CA
     
  4. Mister T

    Mister T Just truckin' around

    You had to ask me the hard question.:laugh: :laugh:
    I cannot remember what size went on my old car, but I suspect that it was 2 inch. Perhaps another member will chime in with a response.

    Edit: I do remember that mine cost about $700.00, and that was 4 years ago, so you aren't too bad at $600.00. Then again, I went with Flowmaster mufflers at around $100.00 each.
     
  5. KTM520EXC

    KTM520EXC Well-Known Member

    Mister T,

    I am making the educated guess that it was 2" piping.

    From what I can see, looks like the 65 GS's came with dual exhaust factory 2.25" piping for a 401ci, so my thinking is that the 300ci, would benefit more with a 2" dual piping vs 2.25".

    Any other feedback appreciated !!!

    Many Thanks in Advance !!!

    Michael C
    Roseville, CA
     
  6. 64 Hardtop

    64 Hardtop Founders Club Member

    Duals all the way!! 2" is as large as I would go on a stock 300
     

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