Brother Kevin brought this to my attention Valvoline full synthetic Jaso MA2 oil 10W-40 for $47.35 a six pack.
Amazon.com: Valvoline 4-Stroke Motorcycle Full Synthetic 10W-40 Motor Oil 1 QT : Automotive
They also make a Jaso MA2 10W-40 that isn't labeled "full synthetic" for $31.55 for a six pack
Amazon.com: Valvoline 4-Stroke Motorcycle SAE 10W-40 Motor Oil 1 QT, Case of 6 : Everything Else
I know our manuals recommend 5W-40 but many here use the 10W-40 in warmer climates
Amazon.com: Valvoline 4-Stroke Motorcycle Full Synthetic 10W-40 Motor Oil 1 QT : Automotive
They also make a Jaso MA2 10W-40 that isn't labeled "full synthetic" for $31.55 for a six pack
Amazon.com: Valvoline 4-Stroke Motorcycle SAE 10W-40 Motor Oil 1 QT, Case of 6 : Everything Else
I know our manuals recommend 5W-40 but many here use the 10W-40 in warmer climates