"Prime" the pump by packing it with Vaseline.
Larry Hoy
> -----Original Message-----
> From: owner-mgs@autox.team.net [mailto:owner-mgs@autox.team.net]On
> Behalf Of Graham Haber
> Sent: Wednesday, February 03, 1999 8:37 AM
> To: mgs@autox.team.net
> Subject: Rebuilt Engine, No Oil Pressure
>
>
> After 15 years of good service my '66 MGBs began to show slightly
> diminished oil pressure. I decided it was time for a rebuild. I stripped
> the block sent it to a well reputed machine shop to have all the machine
> work done. I reassembled the engine with new parts and dropped it back
> in. I filled the engine and oil filter with oil. Without the ignition
> plugs installed I turned over the engine, no oil pressure at the gauge.
> I removed the hose to the oil cooler to see if oil was pumping through.
> With the hose disconnected and the engine turning over no oil came out.
> I started to think about what I could have done wrong. I thought about
> installing the new oil pump wrong but I think it only goes in one way.
> Perhaps the machine shop did not replace all the oil galley plugs. Then
> someone told me that it is easy for air to block the system and keep the
> pump from working. If this is true are there tricks for priming the
> system? Or are the other mistakes I could have made that would create
> this problem. I really need help.
>
> Thanks in advance,
>
> Graham
>
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