Originally Posted by
tabetha
The valvoline oil is good for RACE use, the detergant package is not good, as it doesn't need to be for race use, there are far better oils for everyday stop start cars, esp where infrequent/short trip use is seen.
The move to a 60 weight oil from mobil is no bad thing imo, as always found it thinning out too much when pushed to the limit.
tabetha
it works realy well in my car .... its what the engine builder recommended although i had millers in my old cossies....
i have been told it needs to walmed up alot more before hard driving as its for race engines but mines built for 500+hp