In the summer I use 10w-30 in my '89 Sierra in the summer I use 10w-40
Yes it is fine to use 10W-40 oil
Use 10w-40 motorcycle or ATV oil for wet clutches.
no
10w 40
10w 40
I use 10w 40 Yamaha oil
10w 40 I personally only use mobile oil
Engine oil is 10w 40
The main difference between 10W-40 oil and 15W-40 oil is that 15W-40 oil has a higher viscosity than 10W-40 oil. 10W-40 oil allows the engine to run freely.
No you can't used 10W-40 in the Trans either the transmission oil or you could go with Mobile 1 synthetic
10w-40