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1972

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Question
Starts runs for 30 sec. Shuts down.
Hello. This behavior suggests that the carburetor needle & seat are sticking, and the carb requires some adjustment and/or a rebuild. These fuel valve components allow fuel pressurized by the fuel pump into the carburetor float bowl (and from there...
Question
Smoke that is not coming from exhaust when going above 60 mph.
Hey there. If the smoke is not coming from the exhaust, it may be possible that the white smoke is coming from oil leaking onto a hot exhaust manifold or another piece of the motor or exhaust. The PCV valve,...
Question
Smelling gas inside and out.
Hi there. Check the connections to the fuel filter. If the fuel filter is not connected properly, then the fuel will leak out. Check the fuel hose or line to the carburetor on the engine. See if there are any...
Question
Loud popping noise where header and exhaust meet
Hi there - the "combustion bang" you hear taking place at the header flange probably indicates a leak at the donut gasket as you suspect. Unburned, or still burning, fuel catches some fresh oxygen at the flange, and ignites, producing...
Question
Backfire
Hi there; In most cases a backfire issue occurs because the air to fuel ratio is too rich, the timing is off (which you've checked) or the spark plug tips have excess carbon build-up (which you've also replaced). Typically when...
Question
How to stop gas leakage from going into carburetor
Hi there. The excessive fuel into the carburetor would account for not being able to drive very far and heavily smoking from the exhaust. Two things come to mind, a sunk carburetor float(s) and/or float needle & seat not sealing....
Question
My front brakes are drums with bearings 1972. my vin appears to be wrong Believe it's a mustang grand
Hi there. It is very common for people to swap brake systems to aftermarket conversion kits; especially on early 70's performance cars like the Mustang. This may be the reason why you're having difficulty identifying what replacement brake components you...
Question
Do any of your mechanics work on a 1972 Ford Bronco in zip code 75034 ?
Hi there. We have a few mobile mechanics in the Frisco area, so if you'd like to see if one of them could come to your location to complete an oil / filter change and top off fluids on your...
Question
How to seal an oil leak on a chevy 350?
This hole is specifically designed to be in that location and is for the oil pan dipstick. This is used to check the oil. I would suggest going to your local parts store and purchasing the correct dipstick for your...
Question
Knocking front drivers side, slight lean.
Hi there. Check the suspension and see if it's loose or has a broken bushing. A control arm will move back and forth when the vehicle is accelerated if the parts are loose or missing any bushings. If you need...
Question
72 Chevelle cranks but won't start and has to be flooded but smell no gas
Gasoline is generally not usable after 3 to 6 months. If gasoline has been stored in the vehicle for a lengthy time, the problem is likely that there is just simply nothing to combust. The volatile components in the gas...
Question
'72 Mach 1 with 351C. Runs, idles, revs in park. Sputters, chugs and coughs in Drive. Any suggestions?
Check for proper advance of ignition timing. In particular, verify that advance curve you observe matches factory spec. Measure fuel pump output/pressure against factory spec. If engine compression is good and balanced, apart from timing check and fuel pressure check,...
Question
I have air shocks on the rear of my vehicle. It doesn't hold the air but for a few hours, can that be fixed and for how much?
Hi there. It really depends on what the actual issue is with your Chevrolet Caprice as to whether it can be fixed or you'll need to replace the air shocks. If the compressor has a leak (which is very common),...
Question
Transmission has been built but don't shift untill 4500 rpms what could be the problem
The transmission governor in the rear of the transmission may not be operating as it should to change pressures to change the gears as speed increases. Remove governor and verify the butterfly mechanism is moving in and out as it...
Question
Hello, my car keeps dying approximately every two weeks
If the battery is periodically losing its charge, there may be an intermittent fault in the charging system and/or you may have a "phantom" load on the car's electrical system. To resolve something like that, a Mechanic would refer to...
Question
1972 camaro when turning on the turn signals left or right all turn signals and brake lights turn on
Hi there. In many cases on older electrical systems like your 72' Camaro has, an exposed wire can cause the type of symptoms you are experiencing. Sometimes when removing the rear cover or the bulb, a wire will come loose...
Question
I'm wondering about what's legal with me straight piped 1972 chevy c20
Hi there. Colorado constantly keeps changing the restrictions on emission standards and what years of vehicles are exempt. Your best option to receive the accurate data is to contact your county DMV office and receiving the updated regulations on whether...
Question
How long in a shop would an engine shop for a ~ 1970's dodge truck take?
Hi there. Completing an engine swap is not really one of those jobs I would advise making a decision based on how fast it will take. The fact is that the time it take to complete an engine shop depends...
Question
How do I keep my 72 ford ranger from stalling out while in idle? Does it deal with the carburetor, certain gas, or gas line?
Hi there. Actually, all three items you listed have a hand in the idle of an early 70's Ford engine. As a vehicle ages, some parts that are typically never replaced, like fuel lines and the fuel tank will eventually...

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