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I guess I mis-spoke when I said flexplate. I meant the flywheel, but now
someone will say: "Flywheels only come on manual trannys". The thingie the
torque convertor bolts to. It cracked around the crank bolts, and made a
thunk-thunk-thunk just like a rod knock. After it cracked, it was a
flexplate! Ha-ha
Rob
----- Original Message -----
From: "Scott_Lisa Rock" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Sunday, August 12, 2001 6:25 PM
Subject: Re: [Chevelle-List] Bad Distributor?
>
> Replies to this message are sent to The Chevelle Mailing List
> ------------------------------------------------------------
>
> Rob,
>
> Wouldn't be a flex plate, TH350. It probably does need new wires & such.
> I'll do that & let you know if did the trick. I was wondering if could be
a
> worn distributor gear.
>
> Scott
> 71 Malibu 350
>
> >------------------------------------------------------------
> >
> >I had a cracked flex-plate that sounded just like a rod knock. With the
> >stumble, change out the cap, rotor, plugs, and wires all at once. A bad
> >wire or plug, can cause the cap to fail, so if you change out a little at
a
> >time, it can cause you to run in circles. I have had the best luck
> >changing
> >out everything at once. Also take the time to loom those wires, and trim
> >them to the correct length. This can really increase the time between
> >tune-ups. I have heard mixed reviews on the Unilite, if all else fails,
it
> >is hard to beat a GM designed HEI.
> >
> >Rob
> >'67 Malibu
> >'67 ElCamino
> >
> >----- Original Message -----
> >From: "Scott_Lisa Rock" <[EMAIL PROTECTED]>
> >To: <[EMAIL PROTECTED]>
> >Sent: Saturday, August 11, 2001 7:55 PM
> >Subject: [Chevelle-List] Bad Distributor?
> >
> >
> > >
> > > Replies to this message are sent to The Chevelle Mailing List
> > > ------------------------------------------------------------
> > >
> > > Ok, I need some help here. The 350 in my 71 is starting to run pretty
> > > ragged. At 550 rpm the timing jumps between about 11 1/2 to 12 1/2
> >degrees.
> > > When it's warm, at idle and in gear it runs nice and mellow then about
> >once
> > > every minute or so it kind of stumbles a few times then starts loping
> >nice
> > > and even again. I have also noticed a very irregular knock coming from
> >very
> > > low and to the rear of the motor when it's cold. The sound is very
much
> >like
> > > a bad main bearing but not quite as loud and it is not constant. It is
> >very
> > > irregular and i have only noticed it when the motor is cold. I have
> >checked
> > > all the wires and plugs and cleaned up the cap and rotor on the
Mallory
> > > Unilite. I cleaned the carb (Carter AFB) really good today and still
no
> > > difference. As for the way it's running I was thinking possibly the
> > > distributor is going bad. I really don't want to think about what
could
> >be
> > > causing the knock. I wonder if they are related? Any ideas what could
be
> > > causing this? God I hope it's not a bearing.
> > >
> > > Thanks in advance, Scott
> > >
> > > 71 Malibu 350
> > >
> > > _________________________________________________________________
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