17-12-2017, 08:21 PM
(17-12-2017, 05:59 PM)Charles P Wrote: This would appear to give the best of both worlds. 20/50 viscosity and synthetic with lots of ZDDP as well.
https://www.opieoils.co.uk/p-77374-mille...ology.aspx
However if the oil is too thick from cold then either a wider range (I think that Penrite make a 20/60) or a fan heater on the sump for 20 mins before a cold start are tw best routs.
Charles
On the Russian front in WW2, fires would be lit under the engine nacelles of Bf 109s and Fw 190s for just this reason!
Arthur