[Healeys] Oil Pressure
Bob Spidell
bspidell at comcast.net
Sun May 10 15:31:34 MDT 2020
Sounds like a good approach. Some say to static time, adjust carbs,
fill pan with 'break-in' oil, etc. so the engine fires on the first
crank, then run at 1,800-2,000RPM for up to 20 minutes to bed the cam
and lifters. The only explanation I've heard for running (somewhat)
fast is to keep a steady flow of oil to the cam and lifters.
On 5/10/2020 2:08 PM, Michael Salter wrote:
> I coat the lifters and cam liberally with Crane Cam Lube upon assembly
> and I put VR1 no synthetic in the pan by pumping it in through a "T"
> on the the oil pressure line.
> When pressure is established I crank the engine for several 20 second
> bursts about 5 minutes apart ensuring that oil pressure is well
> established each time.
> I then start the engine and run it up to 12 - 1500 RPM for about 15 -
> 20 seconds.
> I let everything cool down (5 - 10 minutes) and do the same again 2 or
> 3 times.
> Only after that do I start running the engine up to temperature.
> My theory is that it's important to prevent the high spots on the cam
> and lifters from getting hot until they have had a chance to "bed in".
> It works for me but as they say ... results may vary!!
> M
>
>
> On Sun, May 10, 2020 at 2:45 PM Andy Sneddon <sneddon at xsmail.com
> <mailto:sneddon at xsmail.com>> wrote:
>
> Michael,
>
> Could you elaborate on what steps you take to … “condition them
> very carefully on initial start”.
>
> As some-one who is approaching first start-up after rebuild,
> anything I can do to help prolong engine life is of interest.
>
> Andy
>
>
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