tank_you_jeebus wrote on 12/31/69 at 16:00:04:For the Seattle area do we go 10W30? I have some slow seepage from the engine and was thinking if I change the grade perhaps the leak will stop?
I use 20w-50 here summer and 10w-40 winter - but it gets dang hot in the summer
anyway from where is slow leak? - you know about the head plug right? it can sure make the oil look it's coming from all sorts of places because the wind moves it around