Rich-
I hate to suggest it, but are your piston rods in properly? If all else is
well, you may have reversed rods- which will cause cyclic binding, similar
to what you're describing.
Scott
----- Original Message -----
From: "richard triplett" <rtriplett25@yahoo.com>
To: <triumphs@autox.team.net>
Sent: Friday, May 09, 2003 11:12 PM
Subject: Help! End of my line re starting TR3 on frame
> After a long process, I finally got the rebuilt engine
> back on frame with necessary accessories to get it
> started for 59 TR3A(manifolds, dist, etc etc) back
> around January. For those that haven't followed my
> progress since, here's a recap:
>
> Put on pre-50000 flywheel (original I believe) with
> gear reduction starter from TRF. Tried to crank, but
> pinion and flywheel wouldn't even think about meshing.
> Found out the starter was for post 50000. No prob,
> trip to dad's and brought back post 50000 flywheel.
> Starter barely engages (MUCH better than before
> though), and won't disengage. No prob, got original
> starter: Was spinning really slowly, due to excessive
> length of jumper cable and subsequent lack of current
> to starter. Brought battery right beside starter, and
> got the old starter to spin OK. Barely engages and
> spins the flywheel half a turn and bogs down. Also,
> won't disengage (have to push pinion out of flywheel).
> Grrrr. OK, maybe flywheel is wrong. (it's all rusty
> anyway). Find someone willing to part with really nice
> post 50000 flywheel. I finally got it put on tonight
> and tried it with 2 original starters and gear
> reduction starter. Results?
>
> All barely engage (it's tight) and spin flywheel OK
> for half a turn. Gear reduction starter spins the
> flywheel faster, but still it bogs down halfway
> through (maybe during compression stroke?) and catches
> up and spins OK for another half a turn. Maybe
> spinning at 30 RPM. Original starters spin more like
> 15-20 RPM. All of the starter's pinions must be
> manually disengaged, due to slight binding in
> flywheel. Arrrrgh, I'm STUMPED! Here's a bit more
> info:
>
> I can sit behind the engine and turn the flywheel by
> hand. With spark plugs in, it's pretty difficult, but
> possible. With plugs out, I can spin the flywheel
> somewhat easily. I can manually pull out pinion of
> mounted starter and fit it into flywheel, but (as I
> said) it's TIGHT. Very little room to spare and it
> binds enough to sick. The engine had a standard
> rebuild, with one difference: It has the rear seal
> conversion kit. This produces at least a different
> appearence where the flywheel bolts, but perhaps it is
> causing the flywheel to protrude out beyond factory
> specs? This is my only guess. If you have had this
> conversion done, please chime in and let me know if it
> required any modification to flywheel. Other than
> that, it's stock. I just have engine on frame. No
> gearbox. Therefore the starter is bolted just to
> engine, in the wide open and for easy viewing. All
> starters appear to be mounting nice and flat and
> level. Hard to tell though.
>
> ANY more diagnostics I can offer (I can take any
> pics/video clips needed) PLEASE let me know! I'm
> really frustrated right now. I'm sure I'll feel better
> in the morning. Please offer your insight even far
> fetched ideas. :)
>
> Cheers,
>
> Richard
> Los Alamos, NM
> 59 TR3A TS42099L
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