Carburetor (XR650R)

North American models  
Identification mark  
2000 to 2006  
Except California PE78A
California PE78B
2007 PE78E
Jet sizes and settings  
Main jet  
Standard 125
High altitude 122
Slow jet 65
Jet needle clip position  
Standard 2nd groove from top
High altitude Top groove
Mixture (pilot) screw setting (turns out from lightly seated position) – see Section 4  
Initial setting  
Standar  
Except California and all 2007 USA models 2
California and after 2007 USA models 1-1/5
Final setting 5/8 in from standard final setting (see Section 4)
High altitude 1/4-turn in from standard final setting (see Section 4)
Float level 16.0 mm (0.63 inch)
   
Except North American models  
Identification mark  
European and general export PE78C
Australia : PE780
Jet sizes and settings  
Mainjet  
European and general export 175
Australia : 112
Slow jet 65
Jet needle clip position 3rd groove from top
Mixture (pilot) screw setting (turns out from lightly seated position)  
Initial setting 1-3/4
Final setting 3/4 in from standard final setting (see Section 4)
Float level 16.0 mm (0.63 inch)

Carburetor (XR650L)

identification mark
1993 and 1994
Except California VE85A
California VE86A
1995 and later
49 state (and 2008 Canada) VE85C
California VE86B
Canada (except 2008) VE85D
Jet sizes and settings
Standard main jet (sea level to 5000 ft)
1993
49 state
Frame serial no PM-000001 to PM-000958 155
Frame serial no PM-000959 on 152
California
Frame serial no PM-000001 to PM-000078 155
Frame serial no PM-000079 on 152
Canada 152
1994 and later 152
High altitude main jet (above 5000 ft)
1993
49 state
Frame serial no PM-000001 to PM-000958 152
Frame serial no PM-000959 on 150
California
Frame serial no PM-000001 to PM-000078 152
Frame serial no PM-000079 on 150
Canada 150
1994 and later 150
Slow jet 50
Jet needle clip position Not adjustable
Mixture (pilot) screw setting (turns out from lightly seated position)
Initial setting
1993 and 1994
Standard
49 state
Frame serial no PM-000001 to PM-000958 2-3/4
Frame serial no PM-000959 on 2-1/4
California
Frame serial no PM-000001 to PM-000078 2-3/4
Frame serial no PM-000079 on 2-1/4
Canada 2-1/4
High altitude 1/2-turn in from standard final setting (see Section 4)
1995 and later
Standard 2
High altitude 1/2-turn in from standard final setting (see Section 4)
Final setting (all) 3/4
Float level 18.7 mm (0.73 inch)

Carburetor (XR600R)

Identification mark
1985 through 1987 PH52A
1988 PD8AA
1989 and 1990 PD8AD
1991 and later (except 1998 and later California) PD8AF
1998 and later California PDM18
Jet sizes and settings
Standard main jet (sea level to 5000 ft)
1983 through 1987 (primary and secondary) 122
1988 through 1990 165
1991 and later (except 1998 and later California) 152
1998 and later California 128
Slow jet
1983 through 1987 45
1988 60
1989 and later (except 1998 and later California) , 62
1998 and later California 58
Jet needle clip position
1983 through 1987
Primary 4th groove from top
Secondary 2nd groove from top
1988 and later 3rd groove from top
Mixture screw setting (turns out from lightly seated position) – see Section 4
Standard
1983 through 1987 1-3/8
1988 2-5/8
1989 through 1997 2
1998 and later (except California)
Initial setting 2
Final setting : 3/4
1998 and later California
Initial setting 1-1/8
Final setting 1/2 in from standard final setting (see Section 4)
High altitude 1/2-turn in from standard final setting (see Section 4)
Float level
1983 through 1987 18.0 mm (0.71 inch)
1988 and later 14.5 mm (0.57 inch)

Carburetor (XL600R)

Identification mark
1983 PH60A
1984 49 states PH64A
1984 California PH66A
1985 49 states PH68A-B
1985 California PH68B-B
1986 and later 49 states PH68G
1986 and later California PH68H
Jet sizes and settings
Standard main jet (sea level to 5000 ft)
1983
Primary 125
Secondary 112
1984 49 states (primary and secondary) 120
1984 California (primary and secondary) 118
1985 and later
Primary 118
Secondary 115
High altitude main jet (5000 ft to 6500 ft) Same as standard
High altitude main jet (above 6500 ft)
1983 Same as standard
1984 49 states (primary and secondary) 112
1984 California (primary and secondary) 110
1985 and later
Primary 115
Secondary 112
Slow jet
1983 55
1984 and 1985 65
1986 and later 62
Jet needle clip position Not specified
Mixture screw setting (turns out from lightly seated position)
Sea level to 5000 ft
1983 1
1984 and 1985 2
1986 on , 1-1/2
Above 5000 ft
1983 2-Jan
1984 1-1/2
1985 and later 1-3/8
Float level
1983 and 1984 20.0 mm (0.79 inch)
1985 and later 18.0 mm (0.71 inch)