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Quietest Exhaust Options

Discussion in 'Early CJ5 and CJ6 Tech' started by Henri Watson, Dec 11, 2023.

  1. dnb71R2

    dnb71R2 SuperDave 2023 Sponsor

    Glenn and Henri Watson like this.
  2. danielbuck

    danielbuck Uncle Buck

    :lol: All of a sudden you might be greasing all the suspension joints more often
     
  3. Henri Watson

    Henri Watson Member

    Much appreciated. I'm going to do the shop vac blowing into the tail pipe technique to try to locate the leak with some soapy water.
     
    Glenn likes this.
  4. duffer

    duffer Rodent Power

    You do realize that will be pushing air into at least one cylinder. Make sure your vacuum is REALLY clean. A new filter would probably be in order.
     
    Glenn, Henri Watson, jeepstar and 2 others like this.
  5. PeteL

    PeteL If it wasn't for physics, and law enforcement... 2024 Sponsor 2023 Sponsor 2022 Sponsor

    After reading this thread, I'm planning to put an H-pipe on my F-head. Any advice?
     
    Glenn likes this.
  6. dnb71R2

    dnb71R2 SuperDave 2023 Sponsor

    You'll need, of course, the second F-head to run parallel to your existing one.
     
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  7. Jw60

    Jw60 That guy 2024 Sponsor 2023 Sponsor 2022 Sponsor

    You'll want a pair of turbos 1,4 2,3 then put the crossover just after the downpipes.
    Don't forget your tailpipe snorkel.
     
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  8. duffer

    duffer Rodent Power

    And still not equal to the 225, exhaust be damned.
     
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  9. GillaFunk

    GillaFunk I'm the Dude, so thats what you call me. 2023 Sponsor 2022 Sponsor

    I replaced my entire exhaust system when I had my engine rebuilt. I’m running a Clifford, header, and a thrush brand muffler.

    you can hear what my rig sounds like here. Keep in mind I’m in four wheel low with full chains and a plow, so I’m revving somewhat high

     
    Glenn likes this.
  10. Henri Watson

    Henri Watson Member

    I did wonder about that and was thinking I'd better ask about it before giving it a go. Can soapy water on the manifold expose a leak just running the engine normally? Would have to be right after cranking to avoid evaporating instantly I assume.
     
    Glenn likes this.
  11. Henri Watson

    Henri Watson Member

    Nice. Yeah I still have some of that oddfire grumble which part of me has always loved, but it's toned down enough that I don't feel like a nuisance. I'll have to get used to listening to it this way, when I had that side pipe coming out right below the driver door I could hear every little detail of how it was running and make adjustments. Now with it coming out the rear corner I can barely hear the details.
     
    Glenn likes this.
  12. duffer

    duffer Rodent Power

    Can't think of any reason that would not work. In my experience, exhaust manifold leaks are usually more apparent when things are still cold.
     
    Glenn likes this.
  13. PeteL

    PeteL If it wasn't for physics, and law enforcement... 2024 Sponsor 2023 Sponsor 2022 Sponsor

    A piece of hose or tubing can be used to track down an exhaust leak very precisely.

    Hold one end to your ear, and use the other end to probe and explore at the engine. You will hear the leak very clearly when you get close to it.
     
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  14. duffer

    duffer Rodent Power

    As in blowing bubbles out the other ear???????????:rofl:
     
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  15. PeteL

    PeteL If it wasn't for physics, and law enforcement... 2024 Sponsor 2023 Sponsor 2022 Sponsor

    I don't think I'll live long enough to get that image out of my brain.
     
  16. GillaFunk

    GillaFunk I'm the Dude, so thats what you call me. 2023 Sponsor 2022 Sponsor

    That’s an F head under that red hood. :sneak: