I once had a car (not Mopar) that would heat up and puke out after 25-30 miles. Turned out it was possible to flop the cam spocket (had a timing belt). Never could get the timing marks to line up perfectly but got them as close as they could be. (Note: Car was a 2000cc Pinto and the cam sprocket...
There are strongly held opinions here so i'm not sure my input will be worth much but as a person who worked for a heat exchanger manufacturer for over 20 years, I can say with certainty that pure water will perform the best. I have no experience with 'water wetter' so I will concede it may...
I know it might confuse the 'next guy' who replaces the water pump but could you just press the flange on the water pump shaft back 1/4"? Did this on a straight 6 chevy once and worked great.
This thread seems messed up... last time I looked at it, there were more entries??
Anyway, I think I know what this is. If the temp behind the firewall is 'cold' and there's no vacuum, it disingages the compressor clutch for max power.
I've been following this because I have the same thing on my '71 Swinger. It's factory. Doesn't connect to anything so I'm at a loss. Oldman Rick is right, Someone with a '71 Service Manual should be able to tell us what it is.
This is a good reminder to not position yourself in the plane of the fan when you're under the hood if you can help it. Especially when reving the engine.
I had a fan break once. One blade blew through the inner fender and ended up laying on top of the tire. There was a large instant bubble in...