On Wed, 28 Jan 2004 15:51:45 GMT, "Ed Huntress" wrote:

|"Bray Haven" wrote in message
...
| Let's see if I understand this: You're saying Castrol came the
| closest to failing to meet the specs?
|
| If so, maybe that's why my Olds engine recently ate a rod bearing.
|
| Orrin
|
|
| Hmm, back in the 60's my roomates & I all drove BMC cars, MG's &
|sprites; and
| they used Castrol & I used Kendall. They had several main & rod brg
|failures &
| I never did. Could have been driving or some other factors but that was
|the
| main difference I could see.
| Greg Sefton
|
|I raced a 1275 MG Midget, originally on multi-vis Castrol, and the oil
|pressure would drop precipitously as soon as the engine got hot. Most of my
|racing buddies experienced the same thing with Castrol's street oil.
|
|They had a single-vis racing oil but it wasn't a lot better. We figured they
|must have had a special formulation they supplied to pro teams because we
|got nothing but lousy performance from Castrol.
|
|In any case, today's Castrol smells nothing like Castrol from the '60s and
|'70s. It must be an entirely different formulation.
|
|We wound up using a heavy-duty Wolf's Head that's no longer available, BTW.
|It really held pressure well when it got hot, without being excessively
|thick when it was cold.

Castrol did have a separate line of oils that was intended for racing. Had a
unique smell that is highly sought-after by the current vintage crowd. The name
escapes me.

Rex in Fort Worth