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  1. S

    Gas Smell

    Just got the 1973 Mustang Mach I out of storage and notice that there is a strong gas odor emitting. The gas cap could be changed out, but I believe it may have other things too. Any ideas?
  2. S

    Return radiator hose collapse

    I have a 351C and it seems the return radiator hose collapses. Radiator is full no leaks. Heat works. There is plenty of pressure when I release the radiator cap and the hose returns to normal. Not sure if this is normal or what.
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    Rear bumper washers

    Took off my rear bumper today and notice a waffle washer came off and can't remember where it went. Does it go between the bracket and bumper or between the lock washer and bumper?  See pick https://preview.ibb.co/djKELk/washer_2.jpg[/img]
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    Leaking core plug in the head 351C

    I pulled off the valve covers today and noticed one of my six sided core plugs on a 351C (H Code) had a very small link of antifreeze near cylinder number 5. What is the best way to stop this leak? with some type of head stop leak? or replace the core plug? Where can you get these core plugs...
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    Power Steering Gear Replacement

    My Mustang is a 1973, MACH I, 351C, produced in May 1973 with power steering. I need to replace the power steering gearbox but need some advice. I assume that my gearbox is variable ratio being that its a MACH. But which to choose. I seen quick ratio, Power Steering Other Tag, Power Steering...
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    Tach and 3 wire

    I needed to replace/rebuild my Tach on a 1973 Mach I with 351C. When I did some research I found that tach man can do it and he has a three wire tach. Mine has two wires. What is the reason and purpose of the 3 Wire tach. Is it good for me? I do have a pertronix coil II and electronic points.
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    Bad lower Control Arm and Idler Arm

    I have a 1973 Mustang Mach I, 351C, Auto. I’ve only put two thousand miles on the these parts and they are already falling apart. The idler arm (picture attached): the orange arrow is this normal? Also the green arrow displays the bushing is starting to push through at the top. I had to put a...
  8. S

    2 piece rotor vs. 1 piece rotor

    I have a 1973 Mach 1 with stock discs in the front and drum in the rear. I’ll be replacing both with stock parts. I found plenty of rear drum kits that fit and that’s a done deal. The front discs are two piece and its hard finding those. I did find plenty of one piece rotors that fit. Is this...
  9. S

    A/C Capacity

    I have a 1973 Mach I with A/C and doing a rebuild and repair. What is the Freon capacity for the A/C unit? 3lbs.???
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    What is the correct thermostat temperrature for 351C

    I rebuilt the heads last April and in the mean time I replaced a lot of other parts. In doing so I noticed a 195 degree thermostat in place. However when you read the shop manual for a 351C it takes a 180 degree thermostat. So I replaced the 195 with a 180. However, last summer was a hot one and...
  11. S

    Carburetor hesitation

    I have a 1973 Mach 1 with a 351 Cleveland Engine, H code. The intake is an Edelbrock intake manifold dual plane for a 4 barrel carb The carb is a Holley 460. Its probably about 30 years old. I have new ignition parts everywhere: Petronix II, new rotor and cap, new spark plug wires and spark...
  12. S

    Intake Manifold Valley Pan Installation

    Got the heads on and now its time to do the Intake Manifold Valley Pan Installation. Question: when I read the shop manual for installing the intake manifold gasket it reads "apply non hardening sealer at the four junction points of the seals and cylinder heads". It doesn't say anything about...
  13. S

    Wiring Harness

    Took the engine totally apart and now trying to figure out what are some of the unknown connections on the wiring harness. After figuring out what they are what are they used for. See Attachment for details. 1973 Mustang Mach1 351C 2VWireHarness.pdf
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    Carburator Adjustment for Holley 4v 4160

    Need assistance with making adjustments to my carb (Holley 4 barrel 4160). I do have some images and text from the Internet on what to do. However, where do you hook up the vacuum gage to the carb for adjustment. I also read that the idle mixture adjustment is seated all the way in and backed...
  15. S

    Engine paint color

    I have a 1973 351C 2V. I noticed a few different blues under the hood. However, what is the correct color of blue for most items under the hood? DE 1606, Dark Blue? DE 1621, Old Ford blue? DE 1601, Ford Blue. VHT SP138 New Ford Blue? Too many. Which is the correct blue to use on a 73 351C?
  16. S

    Exhaust Manifold repair

    I repaired my stock exhaust manifold on a 351C 2V. What is the correct color for the manifold and what is a recommended paint or Ceramic coating? Also I notice my heat shield on the passenger side it looks like it was the old Ford blue color. Can anyone confirm this?
  17. S

    Spark Plugs 351C 2V

    Got the mustang out and started to do some tuning. I plug the plugs out (351C 2V) and notice that they were a little rich. At the beginning of last year I had champions in there and they were grayish in color and looked good. No that I switched to Motorcraft there looking a little too rich. So...
  18. S

    Exhaust Manifold no gasket

    Removed my heads today (351C 2V) along with the exhaust manifold and noticed that there was no gasket. I also read somewhere that alot of these engines came from the factory without an exhaust manifold gasket. Therefore, what is recommended with or without?
  19. S

    Valley Pan Gasket

    Just pulled off my heads (351C 2V) today along with the intake manifold and noticed that there was a valley pan gasket installed for the intake manifold. Should I reinstall a new valley pan gasket or just new intake manifold gasket?
  20. S

    Engine head removal

    I’m finally getting around to getting my heads off and getting them repaired. The engine is a 351C 2V. I need some advice on getting the exhaust manifolds off and any other tricks anyone can provide? I noticed that there is a heat shield on the passenger side only. Also do you have to put the...
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