Engine serial number and type

GX. 160K1 - QXE4 - OH

V : Vertical output shaft
H : Horizontal output shaft
. : No digit = horizontal

GX : OHV or OHC engine - Professional use
GC : OHC engine - Consumer use
GD : Diesel engine
G : Side valve engine
GK : Side valve engine, kerosine use engine

GX. 160K1 - QXE4 - OH

Engine displacement (arrounded) cm3

GX. 160K1 - QXE4 - OH

Indication of minor model change

GX. 160K1 - QXE4 - OH

OUTPUT SHAFT TYPE (PTO)
Q : Straight, imperial (inch)
S : Straight, metric (mm)
W : External threaded
V : Tapered
H : 1/6 reduction
R : 1/2 reduction + clutch
L : 1/2 reduction

The following two digits in the MTOC code can be individualised and are not linked to a systematic coding.

GX. 160K1 - QXE4 - OH

COLOUR CODE
OH : (R280) Bright red
SD : (NH1) Black
Others ...