.7 L
650cc of 10w30
Silver
There is no fuel/oil ratio, the 03 KTM 450 EXC is a four stroke. See link below.
11.0:1
Front: 21" Rear: 18"
About 72 mph with stock gears.
Your gun was manufactured in 1941. If its a rifle: Exc V.G. Good Fair Poor $3000 2000 750 500 200 If its a saddle ring carbine 3000 2000 600 400 200 If no saddle ring, deduct 35%
The range runs: NIB Exc V.G. Good Fair Poor 3500 2000 1000 650 400 200
200
The KTM 200 EXC and the SX 125 have different bottom ends, as they are designed for different purposes and engine configurations. The 200 EXC is a two-stroke enduro bike with a larger displacement and different power characteristics compared to the SX 125, which is a smaller displacement motocross bike. While some components may share similarities, the overall engine design and tuning differ significantly.
1.2 litres
10w30 will be just fine.