Replies to this message are sent to The Chevelle Mailing List
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Thanks for the tip, I always try and go for the simplest ( and hopefully
least expensive) solution. Now I know what I'll be doing tomorrow morning.
Thanks, Scott
71 Malibu 350
>From: jerry <[EMAIL PROTECTED]>
>Reply-To: [EMAIL PROTECTED]
>To: [EMAIL PROTECTED]
>Subject: Re: [Chevelle-List] Bad Distributor?
>Date: Sat, 11 Aug 2001 18:32:10 -0400
>
>
>Replies to this message are sent to The Chevelle Mailing List
>------------------------------------------------------------
>
>FWIW, I call it a flex plate if it's an auto. I have had a noise mimicking
>rod knock from a couple of loose
>converter to flex plate bolts.
>
>Jerry
>
>
>
>
>8/13/01 5:21:28 PM, "Rob Thorburn" <[EMAIL PROTECTED]> wrote:
>
> >
> >Replies to this message are sent to The Chevelle Mailing List
> >------------------------------------------------------------
> >
> >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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