sounds like your distributor drive broke..freezing up the cam, while the
cranshaft still wanted to turn the cam with the timing chain.
Racer Bud..spitfire #21
----- Original Message -----
From: "MadMarx" <tr4racing@googlemail.com>
To: <KENMUN@aol.com>; <fot@autox.team.net>
Sent: Saturday, April 17, 2010 3:57 PM
Subject: Re: [Fot] tr 3 cam sprocket bolts sheared
>I don't use the locking tabs at this point.
> I use loctite to fix the bolts in their threads.
> Never came one lose 'till now.
>
> Cheers
> Chris
>
> -----Urspr|ngliche Nachricht-----
> Von: fot-bounces@autox.team.net [mailto:fot-bounces@autox.team.net] Im
> Auftrag von KENMUN@aol.com
> Gesendet: Samstag, 17. April 2010 15:31
> An: fot@autox.team.net
> Betreff: [Fot] tr 3 cam sprocket bolts sheared
>
> fot, at a recent race at sebring the old tr 3 went "bang" and stopped
> running. external signs were that the engine turned over like there was no
> compression, the dist. didn't turn and the push rods weren't going
> up/down.
>
> inside the cam sprocket bolts were sheared and the chain cover center bolt
> was
> sheared. the crank turns freely, the cam turns freely and the valves go
> up/down with no extra effort. the bolts were the stock shoulder bolts,
> the
> locking tab was in place with the ears bent up in lock position.any
> ideas/suggestions as to why the bolts broke? thanks, ken m. tr 3 vintage
> racer
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