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Hey guys houston has a problem. About 3 years ago i bought a 1965 Galaxy 500 that had a 390 in it, although after i bought it i was able to drive it home (all together about 20 miles) but it kept dying on me on the way back. So when i got it here i tore into it finding out that the gas that was in the tank had varnished and went into the heads lol. So i proceded to tear it down and revamp the heads. Everything went fine untill i was tapping the rocker shaft bolt holes and my tap broke off in one of them so i had to get a new head. After i got everything put back together it still wouldnt run correctly and timing was way off no matter what i did, so i tore the front of the motor down and replaced the timing chain (which had jumped a tooth) and went ahead and replaced the cam and lifters as a safe measure. Well after i did all this and switched from a 2 barrel to a 4 barrel i was ready to try it again but to no suprise the thing didnt even want to give the slightest sign of wanting to start. So i messed with the timing a bit and finally got it to run somewhat, it was like no matter how far i pushed the peddle down it didnt accelerate and i had to keep on it to keep it running, so i shut it down so i wouldnt mess anything up. This is where i am at now i cant seem to figure out what the heck the problem is, i have pretty muched tried everything including putting the different lengthed pushrods in to adjust it and that didnt work, it just doesnt want to run period. It makes me feel horrible i am a certified Auto Tech and i cant figure it out i have never had anything like this and this is my first FE. Anyone have any suggestions on what could be wrong? I need help this is starting to get to me lol. Thank you.
Before you switched to the 4-barrel, did you flush out all the old gas? Change the fuel filter? Change the points and condenser?
Have you run a compression test on it?
You do have the wires on in the correct order right? What is the initial timing set at? Remember the cylinders are numbered from front to back starting on the passenger side. Make sure the points are set at .017 gap.
Here is a list of everything that has been replaced.
Fuel Tank (cleaned and sealed before putting it in got it out of a 67 Galaxy)
Fuel line from tank to carb
Fuel pump
all Vacuum hoses
Points
Coil
Plugs and wires
Cap and Rotor
Cam and lifters
Timing chain
Intake manifold from 2V to 4V (both stock iron yeah the 300 pound suckers lol)
Carb (switched to holley 1850 (600 cfm) but getting rdy to put a ford 4B on it to see if it was seal problems from the holley on the stock manifold)
And anouther thing i forgott to mention is that when i reworked the heads i didnt put in new exhaust valves or seats just cleaned and ground them to 45 ( i wasnt told untill after the fact that on FEs that is almost a must). But heres the deal i did all that and it ran, not good but it ran none the less. It wasnt untill i put the new cam and timing chain on that it started doing this and not even wanting to start. The plug wires are in the correct order and the points were set at .010 i will try the .017.
About the part where you push the pedal down and it doesn't want to accelerate, sounds like the timing chain is off by one tooth. What's your vacuum reading at idle?