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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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| | | | Joined: Aug 2000 Posts: 1,438 'Bolter | | 'Bolter Joined: Aug 2000 Posts: 1,438 | I replaced the upper mast bearing on my '40 Chev. I did not lubricate it where the shaft fits. Should I have and, if so, what do you use? The reason I ask is that it sticks. Doesn't take much to overcome it but for sure does not feel right.
Dennis
40 Chevy 1/2 ton
| | | | | Joined: Mar 2010 Posts: 10,298 Renaissance Man | | Renaissance Man Joined: Mar 2010 Posts: 10,298 | Is there a coil spring under the steering wheel? That is what sets the upper bearing preload on the later models. (I am not familiar with a '40.)
1952 5-window - return to "as built" condition | 1950 3100 with a 235 and a T-5 transmission
| | | | | Joined: Aug 2000 Posts: 1,438 'Bolter | | 'Bolter Joined: Aug 2000 Posts: 1,438 | Nope, no coil spring Carl. I first thought the steering wheel was touching the mast causing the issue. I took the wheel off and can rotate the shaft and get the problem of the shaft hanging up a bit on the bearing a bit.
Dennis
40 Chevy 1/2 ton
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