1.3
Section 1
Safety and General Information
1
A. Model No.
Version Code
S = Electric Start
C H 18 S
Engine Identification Numbers
When ordering parts, or in any communication
involving an engine, always give the Model,
Specification and Serial Numbers, including letter
suffixes if there are any.
The engine identification numbers appear on a decal,
or decals, affixed to the engine shrouding. See Figure
1-1. An explanation of these numbers is shown in
Figure 1-2.
Figure 1-1. Engine Identification Decal Location.
Variation of
Basic Engine
B. Spec. No.
62500
Command Engine
Horizontal Crankshaft
Horsepower
17 = 17 HP
18 = 18 HP
20 = 20 HP
22 = 22 HP
23 = 23 HP
25 = 25 HP
26 = 26 HP
Numerical Designation
730
740
745
750
or
Engine Model Code
Code Model
62 CH18
64 CH20
66 CH22 (624 cc)
68 CH25
76 CH22/23 (674 cc)
78 CH26
CH730-0001
CH740-0001
CH745-0001
CH750-0001
Complete Spec Number
(Incorporating Model No.
with Variation No. of
Basic Spec.)
or
Figure 1-2. Explanation of Engine Identification Numbers.
C. Serial No.
Year Manufactured Code
Code Year
21 1991
22 1992
23 1993
24 1994
25 1995
26 1996
27 1997
28 1998
29 1999
Factory Code
3305810334
Code Year
30 2000
31 2001
32 2002
33 2003
34 2004
35 2005
36 2006
37 2007
Identification Decal
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