Check how much play you have on the clutch pedal with your foot off the
pedal. The travel of free play should be about 1" before you reach
resistance. If there is more than that, then your clutch will not fully
disengage. That is what your problem sounds like.
-----Original Message-----
From: Charlie <cehubbard@home.com>
To: Datsun Roadster Mailing List <datsun-roadsters@autox.team.net>
Date: Thursday, May 31, 2001 7:57 PM
Subject: 1500 Clutch Problem
>I just finished rebuilding the engine in my 64 1500. Unfortunately, my
first
>test drive has shown that there is a problem with the clutch. The tranny
>grinds in every gear including 1st. This is all from a stopped position in
>idle with the clutch all the way in. The front shaft still spins even when
>stopped with the clutch in. The slave travel is well within the .6 = .8
inch
>tolerance. The hydraulics hold pressure and the pilot bushing is new and
>lubricated. You can slow the spin down by pulling the stick back toward 2nd
>gear and quickly pushing it into first. I think that this simply uses the
>2nd gear synchro to slow the shaft down.
>
>When driving the car, I can ease it into gears by using the throttle to
>synchronize the gear speeds. Otherwise...ggggrrrrriiinnnndddd. :o(
>
>Putting the clutch in takes all power off the drive train but the clutch is
>not separating completely from the plates. I think that the clutch plate is
>either warped or that the rebuilder muffed it. Has anyone experienced this
>before. BTW, I did put a light coat of grease on the shaft to allow the
>clutch free play between the pressure plate and the flywheel. Does anyone
>think that this could be the problem. Someone suggested that I may have put
>the thing in backwards. I may have but seriously doubt it. Oh well, better
>get ready to pull the engine again.
>
>To top it all off, the new rear main seal still drips oil in quantity. A
>mechanic friend of mine suggested that partially rotate the seal halves so
>that the cuts are offset from the joint where the cap joins the block.
>Anyone ever try that?
>
>Charlie Hubbard
>1964 SPL310
>Flower Mound, Texas
>http://members.home.net/cehubbard/tdroc/
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