Yamaha YZF-R1K Service Manual page 35

Carburetors
Model (manufacturer) × quantity
Throttle cable free play (at the
flange of the throttle grip)
ID mark
Main jet
Main air jet
2
Jet needle
Needle jet
Pilot air jet
Pilot outlet
Pilot jet
Bypass 1
Bypass 2
Bypass 3
Pilot screw turns out
Valve seat size
Starter jet 1
Starter jet 2
Butterfly valve size
Fuel level (below the line on the
float chamber)
Max. EXUP cable free play (at the
EXUP valve pulley)
ENGINE SPECIFICATIONS
Item
BDSR40 ( MIKUNI ) × 4
3 ~ 5 mm (0.12 ~ 0.20 in)
4XV4 20
4XV5 30 (for California)
#130
Carburetors 1 and 4: #60
Carburetors 2 and 3: #65
6DEY5-53-3
P-0
#120
1.0
#15
0.8
0.9
0.8
3-1/8
1.5
#35
0.7
#100
4.1 ~ 5.1 mm (0.161 ~ 0.201 in)
1.5 mm (0.059 in)
Standard
2 - 10
SPEC
Limit
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