I find that the longer the car sits, the longer it takes for the oil
pressure to come up. Sort of a semi-self priming pump. Gets kind of scary
after winter storage, but it always comes back. My car has acted this way
for 35 years, and I assume this is normal. Right????
Bob Donahue (Still Stuck in the '50s)
Email - bobmgtd@insightbb.com
Cars: 52 MGTD - #17639
71 MGB - #GHN5UB254361
Member: NEMGTR #11470
NAMGBR # 7-3336
Hoosier MGB Club
Olde Octagons of Indiana
----- Original Message -----
From: "Bob Howard" <mgbob@juno.com>
To: <popeymike@aol.com>
Cc: <mg-t@autox.team.net>
Sent: Friday, January 13, 2006 1:05 PM
Subject: Re: Oil pump priming -1953 TD
> Hi Michael,
> The "late" TD pumps, commencing about engine #20972, have a priming
> plug at the top. With the plug removed, one pours oil into the hole
> while someone turns the crank or pulls the starter knob.
> Some owners have had success by using a pump oiler to push oil
> backwards through the oil pressure gauge line to the pump. Though I've
> never had to do this, it sounds messy. Perhaps using a MityVac or some
> other suction on the oil pressure gauge line would work to pull oil up
> into the pump with less mess.
> Another idea that comes to mind is disconnecting the oil pressure
> gauge line, putting a rag over the open end, then spinning the engine on
> the starter for a second or two, hoping that the absence of resistance
> would allow oil to prime and pump quickly.
> Has the engine had OK pressure before? Did the oil pump pump up
> promtly when engine starts? Did you do the drain & refill fairly
> quickly, say within 15 minutes or so? I ask because in all the years
> I've driven my TD the pump has never lost its prime. I too fill the
> filter, spin it on, (before installing the spin-on I filled the
> horizontal cannister), then pull the starter and immediately the gauge
> needle would jump up.
> Bob
>
>
> On Fri, 13 Jan 2006 10:21:12 -0500 popeymike@aol.com writes:
>> Greetings:
>>
>> I have always had a hard time priming this pump.
>> Finally got around to changing the oil and filter. I have installed
>> the spin on filter conversion which I have used successfully for
>> about 4 oil and filter changes. Always a problem to prime.
>>
>> This last time is the worst.
>> Have primed, filled filter with oil, filled main tube with oil, and
>> still can not get any pressure out of the gauge line. Very
>> frustrating. Used thicker and thinner oils 5W and 40W in the
>> priming process but majority in the pan is 10-40.
>>
>> Any suggestions or comments - I want to avoid pulling pump - since I
>> need the car to drive this weekend.
>>
>> Thanks
>> Michael Balahutrak
>> 1953 MG TD - ran great till oil change
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