Recent content by 40north

  1. 40north

    Exhaust tape??!

    Well, I would like to agree. And you may be correct. I think, in fact, that old feller misremembered, it's the speed of sound that I was confusing. I see>" The speed of sound depends on the state of the gas--more specifically, the square root of the temperature of the gas. The speed of sound...
  2. 40north

    Short, irregular bursts of power and lagging.

    When MTBE was added to the petro it disintegrated the vacuum cock and acted as you described. The stuff fubared lotsa other peoples' machine too. fyi> https://archive.epa.gov/mtbe/web/html/gas.html Those finks made me a very irritated fella! Pushed that xitch for miles.
  3. 40north

    Exhaust tape??!

    Embrittlement in steels is generally due to hydrogen. Source being water, steam, dissociation of the H20, atomic H gets into the crystal structure. Re-heating tends to remove the H, but over time...and small cracks are part of the oxidation, rusting, process. Agree! fiberglass is nasty...
  4. 40north

    Restoring Fouled Spark Plugs?

    The need to change plugs can be urgent, arcing porcelain, broken bits, etc... but the fuel consumption increasing is often a subtle first indicator. Like fouled injectors on the old diesels - a hard run at load can do a fair job of clean in situ, depending of the fuel/air mix etc. (in diesels I...
  5. 40north

    Exhaust tape??!

    I wonder if the wrapped pipes under which cracks were found don't work the other way. If they were cracked maybe some fella wrapped them to conceal the cracks? Yeah, probably not. In any case, weld up the cracks and re-wrap? At one time I was in the foundry racket. Union steelworker. Made steel...
  6. 40north

    Whats your weather right now?

    Science runs on doubt. One assumes the theory proffered is wrong. Then attempts to repeat the results... more or less an infinite series of doubts and tests. There is no "the science" it's a process, not a static matter. Getting a grant...well! The grantees follow the money. It's a rice bowl...
  7. 40north

    Whats your weather right now?

    Spacey Weather en route say our Commie Asiatic brother boffins. We may have very pretty display. VHF maybe some DX ! full story from evil commies> National Center for Space Weather warns of strong solar flares in next few days By Cui Fandi Published: May 06, 2024 10:58 PM China's National...
  8. 40north

    Exhaust tape??!

    Yo Squishman! By wrapping pipes the temperature of the exhaust gas is maintained better. This lowers the viscosity of the gas and improves flow and scavenging. Better seal with spray silicone and leave it alone, imho, provided the cat did a nice job. I would. I do not think wrapping right up to...
  9. 40north

    Am I the only one?

    Measuring tape. Is necessary that there be one on the table saw, 5 atop tool chest, one in each room of the house near the door, generally on a book case, one in the car, another in the panniers, several unopened in stores cabinet...and so on. Wife does this too...with her name on each one. I...
  10. 40north

    Am I the only one?

    Thanks! A new one! As kludged is new to old feller. I had to look it up. Many similar terms, some pretty vulgar. Roughly handled, screwed up, German slang> geturked
  11. 40north

    Whats your weather right now?

    At Topeka, long time ago, the owners, the Shawnee I suppose, turned the zone over to the white new fellas with one caveat. They put a curse on the place, promising a tornado would sweep through if ever the burial hill and Indian graves were disturbed. But that there would be no tornado so long...
  12. 40north

    WTF pictures

    video, not long> Hayworth Astaire & Led Zeppelin Ike Turner Rocket 88, 1951, First Rock n Roll, some say>
  13. 40north

    WTF pictures

  14. 40north

    Am I the only one?

    Back in my 20's I went on road trip. Leaving the rifle at home, for safety took the bolt out of the old mauser 98... hid it....about 2 years later I found it in the ice cream machine... Now I don't even know where the gun is, probably one of the kids has it... It was a tack driver @ 300 yards...
  15. 40north

    Restoring Fouled Spark Plugs?

    It's a good idea to re-gap. and the spark will jump easier if there are filed sharp edge - and the copper gasket may not re-seal at very well - sometimes - it's essentially a one use gasket...but the copper can be worked off and heated, then quenched, which will soften it. Or one from a new plug...
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