Replies to this message are sent to The Chevelle Mailing List
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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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