[Supras] ***SPAM*** Re: Supras Digest, Vol 53, Issue 19
LN
studioartist at yahoo.com
Thu May 15 21:12:45 CDT 2008
I just recently replaced my O2 Sensor w/ Toyota OEM / 140 dollars vs 45 dollars Denso aftermarket. I was told that the Denso aftermarket is of cheaper grade but I have no way to confirm it.
--- On Thu, 5/15/08, supras-request at supras.com <supras-request at supras.com> wrote:
> From: supras-request at supras.com <supras-request at supras.com>
> Subject: Supras Digest, Vol 53, Issue 19
> To: supras at supras.com
> Date: Thursday, May 15, 2008, 10:00 AM
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> digest..."Today's Topics:
>
> 1. Re: FW: Auto Trans & Oxygen Sensor Questions
> (Chad Fernandez)
> 2. ***SPAM*** Re: 89 Supra Oil Pump Drive Pulley
> exploded (Hacker J)
> 3. Re: Standalones (Rockey Fox)
> 4. Re: FW: Auto Trans & Oxygen Sensor Questions
> (Sean Cavanaugh)
> 5. Re: FW: Auto Trans & Oxygen Sensor Questions
> (Chad Fernandez)Sean Cavanaugh wrote:
> > forwarding to group.
> > From: millenia2000 at hotmail.com
> >
> > the main reason most cars use narrowband instead of
> wideband is due to cost. narrowband sensors can be replaced
> for 15 bucks or cheaper if you look hard enough whereas
> wideband sensors are in the 80+ range.
> >
>
> $15 for a narrow band O2 sensor?...... what planet does
> this person live
> on? The O2 sensors for my truck are 60+ and 70+ and can
> be found
> higher depending on brand and store.
>
> Chad Fernandez
> Michigan, USAI have heard of this happening to others on
> the forums. Not common, but not unheard of either. If
> the belt cover is off it is possible a rock could get
> wedged between the belt and the pulley, but
> otherwise who knows.
>
> Jon
>
> --- supras-request at supras.com wrote:
> >
> > Looks like it was the Oil pump drive pulley that
> exploded! Yikes, the pulley was in about 8
> > pieces, have a new OEM and new OEM Timing Belt on the
> way. There were metal shardes everywhere.
> > Any idea on how this happened and how I can prevent
> this from happening again? Should I be
> > replacing the oil pump as well?
> >
> > Who else has this happened to?
> >
> > Tom
> > 89 Supra (sharded itself)
> >
> > -- <cthommes at adelphia.net> wrote:
> > Yeah, they should be able to tell by looking. The
> tensioner should be fixed in a tensioned
> > position. I suspect it may have been left bolted down
> fully retracted (in the belt R&R
> > position), or not bolted down at all.
> >
> > The shop manual gives good instructions on timing the
> cams and tensioning the belt properly.
> > Locktite wouldn't be needed or advised.
> >
> > The motor could run for quite a while before the lack
> of proper tension causes the belt to
> > jump...
> >
> > -Craig
> >
> >
> > ---- "metlar at juno.com"
> <metlar at juno.com> wrote:
> > > As far as I know it was, I had all this work done
> on it last June I believe, so I did drive it
> > for some of the fall without issues. I did no driving
> in the winter.
> > >
> > > Will they be able to tell that by looking at the
> tensioner? Should i have them bolt it w/
> > locktite as well?
> > >
> > > Thanks C!
> > >
> > > Tom
> > >
> > >
> > > -- <cthommes at adelphia.net> wrote:
> > > Was the tensioner properly tensioned and bolted
> in place?
> > >
> > > -Craig
> > >
> > > ---- "metlar at juno.com"
> <metlar at juno.com> wrote:
> > > > Hi Jeff, Jim, Bernie, list,
> > > >
> > > > I appreciated your discussion on the Cam
> journals very much, it certainly helps out.
> > > >
> > > > Looks like the timing belt jumped and when
> they opened it up saw the belt just flopping
> > around in there.
> > > >
> > > > Any idea why this belt skipped? What should
> I have them check out when they spend some more
> > time on it tomorrow as I don't want it to happen
> again.
> > > >
> > > > Thanks list,
> > > >
> > > > Tom
> > > > 89 Supra (no timing belt)
> > > >
> > > > -- "Jeff Mohler"
> <speedtoys.racing at gmail.com> wrote:
> > > > Yes.
> > > >
> > > > Every single one of our heads has "worn
> out" journals.
> > > >
> > > > The specs are only to be believed on NEW
> heads. The bearings are not
> > > > replaceable, and baaaarely serviceable.
> Why Toyota lists specs at
> > > > all, I do not know.
> > > >
> > > >
> > > > The journals are either brand new and
> 'in spec', or "worn out", or
> > > > "absolutely destroyed".
> > > >
> > > >
> > > > Very few are absolutely destroyed, 99.9% of
> us are worn out, none of
> > > > us are new. :)
> > > >
> > > >
> > > > using the list gives you 20yrs of
> know-how...can save lots of $.
> > > >
> > > >
> > > >
> > > >
> > > > On Tue, May 6, 2008 at 8:56 AM,
> metlar at juno.com <metlar at juno.com> wrote:
> > > > > So I should have just ignore that the
> journals were were out?
> > > > >
> > > > > After resurfacing them, I did hear less
> noise and had more oil pressure.
> > > > >
> > > > > Still waiting to see/hear if indeed the
> timing belt did go, hopefully should hear
> > something today on it.
> > > > >
> > > > >
> > > > > -- "Jeff Mohler"
> <speedtoys.racing at gmail.com> wrote:
> > > > > ALL toyota cam journals are worn out
> and sloppy.
> > > > >
> > > > >
> > > > > I really wish people would ask why only
> -1- person. (ok, there might
> > > > > be a handful more) has ever done this
> before jumping into something
> > > > > like that.
> > > > >
> > > > >
> > > > > It may not be related, but other than
> lightening your bank account, it
> > > > > did nothing FOR you.
> > > > >
> > > > > On Mon, May 5, 2008 at 9:44 AM,
> metlar at juno.com <metlar at juno.com> wrote:
> > > > >>
> > > > >> I was hearing noise in the
> engine/had lower oil pressure, so I had my mech go in to do
> my
> > Valve shims(which I thought were the problem) and per
> Bernie's advice (THANK YOU BERNIE!!),
> > tested the Cam journals as well and yep, the Cam
> Journals were worn out and sloppy.
> > > > >>
> >
> _____________________________________________________________
> > Click here to lower your monthly payments. Act now
> and save!
> >
> http://thirdpartyoffers.juno.com/TGL2111/fc/Ioyw6iiglnHclObNZ4szpj4exfEInCGprBs42a3QQqPFRs7X0mrpge/?count=1234567890
> >
> >
> >
> >
> > > _______________________________________________
> > Supras mailing list
> > Supras at supras.com
> > http://supras.com/mailman/listinfo/supras_supras.com
> >Malik, any particular reason you are leaning towards a
> more expensive (likely more complicated) stand alone over
> the MAFT-Pro piggy back? I'm not a paid supporter, in
> fact I'm only just now wading in on the MAFT-Pro in
> speed density mode and learning about engine control while
> coming up to speed. Currently after 2 weeks (OK I'm a
> little little slow) I'm working on out-of-the-box
> conservative tune on basically stock turbo setup I've
> started tweaking the boost control settings and trying to
> figure out why the heck am I hitting fuel cut at any less
> than 4000 rpm ~ 12 psi boost but above that no problems and
> maintaining ~ 11.9 AFR??
> I'm pretty sure it has something to do with an as yet
> understood setting but at 10 psi boost I had no issues and
> noticeably improved performance and engine stability
> immediately after basic install and setup. I don't know
> what the current cost of a stand alone system is but I paid
> ~ $700 for the speed density complete kit back in November
> (OK, I'm a little slow with upgrades). Personally
> I'm impressed so far after only 2 weeks of my rather
> slow implementation and further tuning of what appears to
> be a relatively inexpensive, highly tunable engine control
> (boost, AFR, & timing if I choose) option.
>
> FWIW from a MAFT-Pro newbie - but enjoying relatively
> inexpensive control/tuning (if becomes expensive probably
> from not conservative adjustments)
> Rockey 91T
>
>
> ----- Original Message ----
> From: sprigmo1 <sprigmo1 at yahoo.com>
> To: car club <supras at supras.com>
> Sent: Wednesday, May 14, 2008 3:53:18 PM
> Subject: [Supras] Standalones
>
> Is anyone on the list using an Electromotive TEC.
> Been doing some research and it seems like a great
> unit. Expensive but it seems to be worth a look!
> Malik
> On another note. My build is progressing well, just
> slow. Just got my ATI Dampner back. For anyone going
> that route, you have to get your crank bolt machined
> down to fit inside the ATI.
> My head is still at the shop but the coated pistons
> are in and the bottom half is all together. Just
> gotta get my head back on. I have the HKS adj cam
> gears but I don't plan on using them so I want to get
> some stock ones. Anyone got some layin around let me
> know. I also have a Lexus afm w/electronics I'm
> getting rid of.
>
> Malik
> It Ain't Eazy Being Me!!!!
> 92Trbo Supra 367whp
> 92 Supra Turbo Targa,
> Blitz peek hold device, Apexi Super AFC, Apexi AVC-R, HKS
> Timing Gears,, K&N FIPKE, catch can modification,
> Apexi N1 Exhaust, Random Technology High flow
> CAT, AEM UEGO Wideband 02 Unit, CSF
> Aluminum 52mm Race radiator, Walbro
> Racing Fuel Pump, Aeromotive AFPR,
> Horsepower Freaks 700hp custom Supra
> intercooler and hardpipes, Greddy bov, HKS
> 3000Pipe
>
>
>
>
>
>
> _______________________________________________
> Supras mailing list
> Supras at supras.com
> http://supras.com/mailman/listinfo/supras_supras.comreally
> crappy universal replacement sensors.
>
> a generic replacement for my 1990 turbo is only 27 bucks
> from advance auto
> for cheapest. but I would never trust it.
>
> and for proof, heres a 14 buck sensor from jegs
> http://www.jegs.com/i/Denso/313/234-1001/10002/-1
>
>
> -Sean
>
> --------------------------------------------------
> From: "Chad Fernandez"
> <fernande at internet1.net>
> Sent: Wednesday, May 14, 2008 6:07 PM
> To: "Sean Cavanaugh"
> <millenia2000 at hotmail.com>
> Subject: Re: [Supras] FW: Auto Trans & Oxygen Sensor
> Questions
>
> > just to clarify..... I thought you were forwarding
> something from the
> > company. Now I realize that those are your
> words....... so what planet do
> > you live on, that has $15 O2 sensors? :-)
> >
> > Chad Fernandez wrote:
> >> Sean Cavanaugh wrote:
> >>
> >>> forwarding to group.
> >>> From: millenia2000 at hotmail.com
> >>>
> >>> the main reason most cars use narrowband
> instead of wideband is due to
> >>> cost. narrowband sensors can be replaced for
> 15 bucks or cheaper if you
> >>> look hard enough whereas wideband sensors are
> in the 80+ range.
> >>>
> >>>
> >>
> >> $15 for a narrow band O2 sensor?...... what planet
> does this person live
> >> on? The O2 sensors for my truck are 60+ and 70+
> and can be found
> >> higher depending on brand and store.
> >>
> >> Chad Fernandez
> >> Michigan, USA
> >>
> >> _______________________________________________
> >> Supras mailing list
> >> Supras at supras.com
> >>
> http://supras.com/mailman/listinfo/supras_supras.com
> >>
> >>
> >>
> >I forgot about the universal sensors, as I've never
> given them any thought.
>
> I'm surprised that cheapy is from Denso..... when I was
> looking for my
> truck, Denso sensors were more expensive than the Bosch
> sensors I
> bought. I purchased the Bosch because they invented the O2
> sensor, from
> what I've read. Plus, I didn't have to order them.
>
> Did Toyota use Denso O2 sensors on the Supra?
>
> Chad Fernandez
> Michigan, USA
>
> Sean Cavanaugh wrote:
> > really crappy universal replacement sensors.
> >
> > a generic replacement for my 1990 turbo is only 27
> bucks from advance auto
> > for cheapest. but I would never trust it.
> >
> > and for proof, heres a 14 buck sensor from jegs
> > http://www.jegs.com/i/Denso/313/234-1001/10002/-1
> >
> >
> > -Sean
> >_______________________________________________
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