Originally Posted by costina
15/50 MOBIL 1
Matt Lewis is cheap for this look on ebay

https://passionford.com/forum/viewtopic.php?t=273242
i use SILKOLENE PRO S 10/50. myself though same as the last owner of the car
i purchased 10 liters of PRO S 10/50 from OILMAN
5 days before his special offer