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Mill1on, I just had a starter do just that and it turned out to be a bendix that was thrown to the engage position and the return spring was bad, so it didn't return in. This occured after experiencing symptoms you described above (starter sticking on). It seemed to have been jammed out and broken in that way. I think that it was the wrong starter that was installed. (yes it is true, I let someone else work on my truck) Obviously the starter was broken so I replaced it. I found that the 360 starter didn't have a collar to stop the bendix at the flywheel so it may have engaged too deeply, catching on the back side of the flywheel. The correct starter for my 460 engine swap (351M/400) had the collar.
I am unsure if the flywheel teeth are the same count between the two flywheels so I don't know if that was a factor. However, incorrect tooth line up with starter vs. flywheel would account for failure such as this as well as it would jam up. Synopsis: possibly wrong starter?
What duya think?
Are you saying you think you had a 360 starter on your 460 and thats why it didn't work?
Tellico, is that possible? I don't know, it is just hind site after my starter failed after an engine swap from 360 to 460, using 351m/400 bell and flywheel. I shamefully exclaim that I let someone else do the swap as I simply did not have time to do it. The guy wanted to barter for his labor for my old wood truck so I abliged him in the trade. I am assuming that he may have used the 360 starter.....
Since the symptoms were the same, I thought maybe my assumption might be applicableto the original post question. If not, please disregard.
Last edited by olfordsnstone; Jul 14, 2005 at 12:37 PM.
[QUOTE=olfordsnstone]Tellico, is that possible?[QUOTE]
The starter motor may be the same(not sure) but the nose cones are different. The F.E. used 3 bolts. The 385 series has one tapped and one through hole.
I've had perfectly good solenoids melt their contacts (and stay engaged) with a low battery or other resistance in the circuit. Replace solenoid, still does it. Fix whatever caused the problem to being with, and that sticking solenoid no longer does it.
Without enough voltage to fully (and quickly) engage the solenoid, it's contacts weld to each other.
I would look at ignition switch, even, if it's got a little resistance, it won't pull the solenoid in fast enough to keep the contacts from welding to each other.
Look at the "primary" circuit first, the key switch, and wiring to the solenoid. Then, the "secondary", the battery/solenoid/cables/etc.
Mill1on, I must have tossed the old starter and the new one matches up at the auto parts store. I guess it will have to remain a mistery.
If I somehow didn't toss the old starter and it suddenly reapears, I'll get you the numbers but so far I cant find it. It would be interesting and possibly helpful in the future for the 73-79 folks.
Thanks for your offer to help, Tim