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1970

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Question
Engine suddenly shut off, did not start right up - 1970 Jeep CJ5
The basics need to be checked. Both the fuel delivery to the carburetor and the ignition system should be looked at. Fuel supply to the carburetor including a volume measurement needs to be checked. In the ignition system, spark at...
Question
Engine turns over, doesn't start
Since this is a 1970 model, then you may have a problem with the ignition system or the carburetor not getting or giving fuel. The points in the distributor or the carburetor may be plugged. I recommend having a mechanic,...
Question
Clutch not disengaging
You likely need to bleed the pressure out of the hydraulic system. Improper installation could also have caused the problems. I would have a certified mechanic, such as one from YourMechanic, inspect your clutch issue and make the needed repairs...
Question
back right wheel blocked
Hello. If the wheel will not move, then the brake shoes are stuck to the drum. If the vehicle has not moved in some time and if the parking brake was not being used, then the shoes typically corrode to...
Question
1970 Ford Ranch Wagon 351c starting and running problem.
The first thing to do is to look at and check the points and then check the fuel pressure to the carburetor. If all is okay, then check the carburetor for flow of fuel into it by using small spray...
Question
Car starts, but then stalls
Low fuel pressure caused by a dirty filter may offer enough fuel for a start but not enough volume to support idle. Have an experienced automotive technician, such as one from YourMechanic, diagnose why your car is starting and stalling...
Question
Installing the back window hardware.
Hi there, This is a very difficult question to answer without being able to actually look at everything in person. There are a lot of variables here, especially since somebody else took this all apart over the course of two...
Question
It runs good for a while and then all of a,sudden it won't start,have not used lights or radio,just replaced starter
Hello. If the engine will crank over and it will not start after it has run for a while then most of the time this is caused by a failing carburetor. Most of the time it will flood out and...
Question
1970 Ford Custom pickup with automatic transmission won't shift out of first gear after pulling someone out of the mud.
Hi there. Check the transmission fluid and make sure that it's full. If the fluid is good, then either the shifter cable could be stretched or the main valve on the transmission may have came off the shifter inside the...
Question
plymouth duster 70' engine swap
While we at Your Mechanic do not perform engine replacement or swaps, I can tell you some basics. Considering you are looking to install a 2004 Ford engine in a 1970 Chrysler product, there will be an extensive amount of...
Question
car wont start, acts like its not getting gas.
Hi there. Check to see if the fuel that was in the system was old and sitting for a while. If so, I recommend putting in a fuel water evaporator chemical that can be purchased at a local parts store....
Question
Starting issues in a 1970 Chevy C10
Hello - this sluggish starting behavior sounds like inadequate current reaching the starter motor (or a worn out starter motor). Start by checking starter circuit electrical connections - make sure they are clean, with no corrosion, and there are proper...
Question
Engine bogs down
Hello there. Many common faults will cause your 1970 Chevrolet 350 engine to bog down. The most common faults are engine running to rich, improperly adjusted throttle linkage, fuel pressure to high, or a vacuum leak. A qualified technician, such...
Question
Engine
Hello. Thank you for writing in. Do not assume right away that you have blown a head gasket. When the cooling system overheats and throws coolant all over the engine bay, every hot part of that engine will create steam....
Question
Will not start 1970 Buick
Hi there - the good news with classic cars like yours, is that the electrical systems are pretty simple for diagnostic purposes. I note that you didn't list a new ignition switch as one of the replaced components. A failing...
Question
I have a 1970 Chevy K20 with a 350 that has fuel in the oil and wont idle. What are the possible causes?
Hi there. The most common cause of the problem you are having is when engine oil blows up in one of the engine cylinders. What may be happening is that the engine cylinder pistons aren’t sealing properly due to wear...
Question
How do you avoid the upper and lower A arm bushings from melting on a 1970 GS 455?
Hi there - yes, this is a very large engine, in a moderately-sized place, with lots of heat transfer issues! As you suggest, heat shields, or wrapping the exhaust manifold (headers?) with "heat wrap" to keep the heat inside the...
Question
on a 1970 Lincoln mark iii Interior lights wont turn on and warning lights are very dim and doorlock button makes buzzer go on
Hi there. Although the electrical systems on older vehicles tend to be much simpler in design, in many cases, issues like you've described can be very tricky to trace. It could possibly be something as simple as an expose wire...
Question
What do i need to do next to get my truck to start?
Check the battery cables and make sure that they are tight. Then check for power to the starter. If there is power to the starter, then check the power to the starter solenoid as the ignition switch is turned to...
Question
Joshua, I have a 70 chevelle just rebuipt entire drive train, but having problem with clutch linkage working correctly. Are yuou a
Hi Glenn. This type of issue can happen frequently when OEM and aftermarket components are assembled together. The problem is determining whether it's the linkage itself or the inner clutch components that are not correctly adjusted. When I had this...

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