(1)

Chain tensioner (RH)

(5)

Chain tensioner (LH)

(9)

Crank gear key (crankshaft)

(2)

Chain tensioner lever (RH)

(6)

Chain tensioner lever (LH)

(10)

Reduction sprocket and gear

(3)

Chain guide (RH)

(7)

Chain guide (LH)

(11)

Fuel pump gear

(4)

Chain guide (RH: between cams)

(8)

Chain guide (LH: between cams)

(12)

Chain guide (sprocket)