Joe,
Sorry, I should have included the measurements.
OK, I was going by Haynes, which says Crankshaft endfloat 0.006 to 0.014 in.
Using a feeler guage:
Before thrust washer/ main bearing replacement: 0.009 in
After: 0.006 in
Regards, Adrian
-----Original Message-----
>From: Joe Curry <spitlist@cox.net>
>Sent: Jan 1, 2007 11:19 AM
>To: 'Adrian Jones' <adrianjones747@earthlink.net>, triumphs@autox.team.net
>Subject: RE: [TR] Thrust washers - Final Report
>
>Adrian.
>
>You mention a couple of times that the end play was within the
>specification. What Spec are you using? I ask because there are several
>places where that specification is printed incorrectly and is entirely too
>large.
>
>Joe
>
>-----Original Message-----
>From: owner-triumphs@Autox.Team.Net [mailto:owner-triumphs@Autox.Team.Net]
>On Behalf Of Adrian Jones
>Sent: Monday, January 01, 2007 9:16 AM
>To: triumphs@autox.team.net
>Subject: [TR] Thrust washers - Final Report
>
>This may be a bit more interesting than my last post about how much oil to
>add!
>
>You may remember that my 1500 Midget (Triumph engine) gave a horrible
>jolt/jerk/clunk on upshifting. Some knowledgeable folk on the Spridgets
>list said this is a classic sympton of bad thrust washers. This was strange
>because the endfloat, measured with a dial indicator, was well within spec.
>
>Anyways, over the holidays I bit the bullet, crawled underneath, dropped the
>oil pan. The endfloat, now measured with feeler gauge was still in spec. I
>went ahead and replaced the thrustwashers anyway, along with new main
>bearings. (I had replaced the big end bearing a couple of years back after
>the engine started giving out the famous 1500 death rattle).
>
>The amazing thing, apart from the fact that the engine actually started up
>again, was that the jolt has gone! Not only that but the oil pressure is
>now 60 psi at 3000 rpm with the engine warmed up and 22 psi at 1000 rpm
>idling (before it was 8 rpm at idle!). Also the oil leak is now only a
>couple of drops. Cool, eh?
>
>Anyway, back to the thrustwashers. The old ones looked in good shape, apart
>from some battering on one of them:
>
>http://i12.photobucket.com/albums/a241/AdrianJones34/ThrustWashers1500Midget
>.jpg
>
>They did not have the copper coloring like the new ones but were the exact
>same thickness. (std size) The photo shows some oversize ones I got in
>case I needed them.
>
>Regards, Adrian TS 58324 and MG Midget
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