[tcb] Re: Plugs -- need answer before 8pm so I can buy or not.
- From: "w.wood" <evil.scientist.boo@xxxxxxxxx>
- To: tcb@xxxxxxxxxxxxx
- Date: Sun, 7 Nov 2010 18:33:44 -0500
If you haven't been running the crush gaskets you've been leaning out the
engine and possibly overheating it.
On Nov 7, 2010 3:27 PM, "Gerald Livingston" <gerald.tcb@xxxxxxxxxxxxx>
wrote:
> Intake gaskets? What intake gaskets? (and they're not copper in the new
> Elring kits, they're aluminum or tin (haven't magnet tested them).
>
> But, there was actually NOTHING under the intake runners at the head.
> I'm surprised I ever got it started, much less drove to both
> Fredericksburg AND Temple.
>
> Putting it back together (fingers crossed) now. Helper gone to look for
> a 10mm stepped wrench to get a grip on the nuts over the runner lips.
> All the sockets and u-joints I have won't get in under the pipe bend on
> the rear nuts.
>
> G2
>
> On Sat, 23 Oct 2010 8:26:49 -0400
> <bustravler@xxxxxxx> wrote:
>
>> Have you checked the 10 mm runner flange bolt torque? The copper
>> crush washers may be leaking. You can spray some carb cleaner in the
>> area to see if engine speed increases verifying an vacuum leak.
>> Always best to have a fire extinquisher handy just in case. ----
>> Gerald Livingston <gerald.tcb@xxxxxxxxxxxxx> wrote:
>> > Single port motor.
>> >
>> > Has been declining.
>> >
>> > Short runs to break it back in. (Under 200 miles round trip)
>> >
>> > Then it took me the 340 miles (each way) to the Fredericksburg show
>> >
>> > Then a few more short runs (under 300 round trip)
>> >
>> > Then the 240 miles each way to Temple.
>> >
>> > Getting a little harder to keep running each time.
>> >
>> > G2
>> >
>> > On Fri, 22 Oct 2010 21:48:28 -0400
>> > <bustravler@xxxxxxx> wrote:
>> >
>> > > #3 and 4 are definately running leaner than the the other bank. Is
>> > > this a DP or SP motor. The compression numbers should be adequate
>> > > for 3 and 4 to hit. Did this engine engine ever run good or did
>> > > it run ok and then decline? A cylinder leakdown test can
>> > > identify the variance in compression. It may take some time for
>> > > rings to reseat if it has set for a long time and not rotated
>> > > during storage. --
>> > >
>> > >
>> > > -- Gerald Livingston <gerald.tcb@xxxxxxxxxxxxx> wrote:
>> > > > http://tcb-web.org/photos/displayimage.php?album=2&pid=99
>> > > > http://tcb-web.org/photos/displayimage.php?album=2&pid=100
>> > > > http://tcb-web.org/photos/displayimage.php?album=2&pid=101
>> > > > http://tcb-web.org/photos/displayimage.php?album=2&pid=102
>> > > >
>> > > > Compression is going all over the place now. Need to check and
>> > > > see if the head nuts are loose since this motor was stored 6 or
>> > > > 7 years then fired back up (with fresh oil and after hand
>> > > > turning a while)
>> > > >
>> > > > 1 -- 155
>> > > > 2 -- 140
>> > > > 3 -- 130
>> > > > 4 -- 165
>> > > >
>> > > > Somebody raffle off a fresh rebuild since I seem to have good
>> > > > luck with raffles. ;-)
>> > > >
>> > > > G2
>> > > >
>> > > > On Wed, 20 Oct 2010 20:38:49 -0400
>> > > > <bustravler@xxxxxxx> wrote:
>> > > >
>> > > > > I have used them in a pinch. What are your plugs burning
>> > > > > like? You might want to recheck the compression on 3 & 4.
>> > > > > Sounds like you may have a vacuum leak if the compression is
>> > > > > comparable to 1& 2. ---- Gerald Livingston
>> > > > > <gerald.tcb@xxxxxxxxxxxxx> wrote:
>> > > > > > Has anybody stuck AutoLite plugs in their bus in a pinch?
>> > > > > > (AutoLite 425)
>> > > > > >
>> > > > > > Time sensitive, need to know before 8pm if they are
>> > > > > > absolutely horrible. I can order 7902's online later and
>> > > > > > just use these for testing now.
>> > > > > >
>> > > > > > Got the points set and the dizzy back in. Hard to start.
>> > > > > > Figured it might be that I was adjusting the carb with the
>> > > > > > points a little off but ...
>> > > > > >
>> > > > > > Pull the 3 or 4 plug wire off the cap and there is no
>> > > > > > effect on the engine rpm at all once I get it started. Good
>> > > > > > strong spark at the cap end (jumps over at least a 1/4"
>> > > > > > gap) but I guess the plug end is bad.
>> > > > > >
>> > > > > > Pulling 1 or 2 drops rpm and kills the motor if I leave
>> > > > > > them off more than a few revs.
>> > > > > >
>> > > > > > I need a set of test plugs and nobody stocks anything that
>> > > > > > crosses to a Bosch 7902 except the AutoLite 425.
>> > > > > >
>> > > > > > G2
>> > > > > >
>> > > > >
>> > >
>> >
>>
>
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