Re: TECH:Trying to confirm rod knock

[chris gonzalez <chris24g@yahoo.com>]

> could be something else entirely. Does it get louder under load? Do
yes.

> you have an oil pressure gauge and if so has the pressure dropped?
oil pressure gauge shows no drop in pressure.

if it is a main bearing, what are my options? 

thanks for you input,
chrisg
'82 8v 
'88 16v

--- Curt Voss <curtv@eudoramail.com> wrote:
> In my experience a worn rod bearing always knocks loudest in the
> first few seconds after you start the car until oil pressure builds
> up, so it doesn't sound like a rod to me. Maybe a main bearing, or it
> could be something else entirely. Does it get louder under load? Do
> you have an oil pressure gauge and if so has the pressure dropped?
> 
> ---
> '86 Scirocco 8V, soon to be sold
> '82 Scirocco 1.8 8v - the daily driver
> '81 Caddy
> '78 Rabbit 1.7L rustbucket in semi-retirement
> '86 Celica GTS
> '02 PT Cruiser - the wife's boat
> 
> On Mon, 22 Oct 2001 22:31:19   chris gonzalez wrote:
> >the patient: 88 cabriolet 1.8 8v (all stock).
> >the symptoms: start the car and everything sounds fine at idle.
> slight
> >ticking from the hydraulic lifters, but nothing out of the ordinary.
> >rev the car, and it still sounds normal. get it and drive the car up
> >the block still normal for about 1/2 mile, then a dull knock knock
> >knock that varies with engine speed. used a mechanics stethoscope
> and
> >the sound is apparently coming from the vicinity of the oil pan/
> >automatic transmission.
> >
> >I pulled off the oil pan and could not see anything out of the
> ordinary
> >(with my untrained eye, that is). connecting rod bolts are all
> there,
> >and torqued, at least...
> >
> >Should I go further and pull of the rod bearing caps and inspect the
> >crankshaft? I figure if a rod is knocking it's "gonna leave a mark."
> >Has anyone used the "ground out the spark wire trick"? 
> >
> >Or could it be entirely something else? 
> >
> >TIA,
> >chrisg
> >'82 8v
> >'88 16v
> >
> >
> >
> >
> >__________________________________________________
> >Do You Yahoo!?
> >Make a great connection at Yahoo! Personals.
> >http://personals.yahoo.com
> >
> >--
> >Email LIST problems to: scirocco-l-probs@scirocco.org.
> >To unsubscibe send "unsubscribe scirocco-l" in the message to
> majordomo@scirocco.org
> >
> >
> 
> 
> Join 18 million Eudora users by signing up for a free Eudora Web-Mail
> account at http://www.eudoramail.com


__________________________________________________
Do You Yahoo!?
Make a great connection at Yahoo! Personals.
http://personals.yahoo.com

--
Email LIST problems to: scirocco-l-probs@scirocco.org.
To unsubscibe send "unsubscribe scirocco-l" in the message to majordomo@scirocco.org