Recent content by ynst

  1. ynst

    Dumping gas

    "Know what's in that path? The carburetor. Some have claimed that "insulator" was there to keep the valley pan gasket from cracking and leaking oil." The "bag" is a tappet noise suppressor. It has nothing to do with heating the carb. You won't find it on a 273, 318,36, will you but those...
  2. ynst

    Spark Plug Issue

    Run the car down the road for a mile or two in a lower gear keeping the engine rpms around 2500 to 3000 then pull the offending plugs. If they're still black, you have a fuel distribution problem. If they've burned off he carbon fouling, your choke was most likely the culprit and you just...
  3. ynst

    Replacement Leaf Springs Needed

    I've used Detroit Eaton springs on Fords, General Motors and MoPars for decades.
  4. ynst

    pictures of my harmonic balancer - advice?

    Damper DR. DamperDoctor
  5. ynst

    what is best size torque wrench to buy

    I still have/use the Sturdevant beam and pointer torque wrench I bought in 1963 along with a slew of newer click type wrenches. As was mentioned earlier, calibration is important. I get mine re-calibrated periodically if I use them a lot. Beware of torque wrenches with plastic adjustment...
  6. ynst

    Tech tip: How to align ur own suspension at home

    Mine's been used a lot over the years. I use it to do preliminary chassis setup then I take the vehicle in for a laser alignment to tweak it in right on the money.
  7. ynst

    low vacuum 383

    Vacuum hose rotted away or fallen off in the heater control system, probably under the dash? Bad power brake booster? Cheap vacuum gauge?
  8. ynst

    Ever see brake booster like this?

    I worked on a lot of those back in the late sixties/early seventies. Quick way to put power brakes into your pick-up truck.
  9. ynst

    question on harmonic balancer

    383 and 440 should be a neutral balance damper. 400, on the other hand, are externally balanced so the dampers are NOT the same as the 383/440. Is the rubber cracking? Can you wiggle the outer rin at all? You can get it rebuilt at https://www.damperdoctor.com/ . I just had them rebuild the...
  10. ynst

    Parts cleaners - Ultrasonic, vibratory & solvent-experience welcome.

    I use Safety Kleen in my ultrasonic cleaner. I got it used from the property disposition center at the Digital Equipment Corp site in Westfield, MA when I worked there in '75. The company upgraded to a bigger system and I was able to buy the old one. It's a 9" X 10" X 26" LPS stainless tank...
  11. ynst

    383 Intake install

    The foil bag is a noise suppression device, not a heat insulator. Chrysler calls it a "SILENCER PACKAGE, tappet chamber" and the part number is 1879 747
  12. ynst

    Carb for 383 4bbl

    Is there a tight bend in the rubber hose between the frame and the fuel pump? I so, the hose can collapse at the bend when the fuel pump is working hard to supply the demands of the engine under acceleration. How's the fuel pump pushrod? A worn one will diminish the efficiency of the fuel...
  13. ynst

    what is best oil to use on 1978 Chrysler with 400 engine?

    That's what I've been running in my early hemi in the '34 as well as in my one-owner '68 GTX ever since the government mandated the elimination of zinc in automotive lubricants.
  14. ynst

    Not sure about Vansauto

    Rock Auto
  15. ynst

    vapor lock

    Fuel pump push-rods are an inexpensive remedy but check the camshaft as well while you have it apart. You can easily do that by removing the distributor and looking through the distributor hole at the fuel pump cam lobe. If it's worn (it'll have a groove in it), you're looking at a camshaft...
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