How does one tell what vintage a block is? Where is the serial number or
marks that will tell?
Thank you all in advance for those splendid replies from our happy band.
At 10:56 PM 3/17/2003 -0800, Hans Mattes wrote:
>My only experience is with one 3.5 liter Rover SD1 engine, circa 1984 (pre
>"stiff block"). I run it in a Lotus 7 style car (Westfield SEiGHT), mostly
>for track use with a bit of in-town and highway driving. The only
>lubrication changes I've made is to fit a remote oil filter, an oil cooler,
>and an Accusump -- and to drill an oiling hole in the front of the valley to
>help lube the timing gears (page 53, Hardcastle, "Tuning Rover V8 Engines").
>
>I thrash it fairly hard, often for 20 minutes at a time, and oil
>temperatures rise to 240F, I but try not to exceed 6,000 rpm. My only oil
>issues have been oil containment -- gaskets and breathers. They are now
>under control and I see no problems. The engine doesn't develop high oil
>pressure -- and gets down to less than 1 bar at hot idle, but I've had no
>problems and no metal or residue in the oil.
>
>I use Valvoline 20W50 racing motor oil and change after every track day.
>
>I hope this is useful. Good luck,
>
>Hans
>
>----- Original Message -----
>From: "James J." <m1garand@speakeasy.net>
>Sent: Monday, March 17, 2003 9:16 PM
>Subject: Rover prep work and block weaknesses
>
>
> <snip>
>
> > After reviewing some literature on the BOP 215, I was wondering if
> > the new(er) Rover blocks suffer from the same oil starvation issues as
> > the old BOP blocks do. The article I was reading talked about how the
> > BOP oil galleries needed to be opened up as well as fitting a larger oil
> > pick-up tube. Can anyone speak to the utility of doing this on the new
> > blocks?
>
> <snip>
>
> > Many Thanks in Advance,
> > James J.
>
Regards
Barrie
Barrie Robinson
barrier@bconnex.net
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