Yamaha 2004 YXR660 Service Manual page 34

Item
Transmission
Main axle deflection limit
Drive axle deflection limit
Shifter
Shifter type
Air filter oil grade
Carburetor
I. D. mark
Main jet
Main air jet
Jet needle
Needle jet
Pilot air jet
Pilot air jet
Pilot outlet
Pilot jet
Bypass 1
Bypass 2
Bypass 3
Valve seat size
Starter jet
Starter jet
Throttle valve size
Float height
Fuel level
Engine idle speed
Intake vacuum
Oil pump
Oil filter type
Oil pump type
Tip clearance
Side clearance
Body clearance
Bypass valve setting pressure
Oil pressure (hot)
Pressure check location
ENGINE SPECIFICATIONS
----
----
Shift drum and guide bar
Yamaha foam air filter oil or other quality
foam air filter oil
5UG1 00
(M.J) #150
(M.A.J) #70
(J.N) 6JPH9-53-2
(N.J) O-0M
(P.A.J.1) #60
(P.A.J.2) 1.5
(P.O) 1.1
(P.J) #40
(B.P.1) 0.8
(B.P.2) 0.8
(B.P.3) 0.8
(V.S) 2.3
(G.S.1) #55
(G.S.2) 0.8
(Th.V) #105
(F.H) 13 mm (0.51 in)
(F.L) 4.0 ~ 5.0 mm (0.16 ~ 0.20 in)
1,450 ~ 1,550 r/min
28.0 ~ 30.7 kPa
(210 ~ 230 mmHg, 8.27 ~ 9.06 inHg)
Foam
Trochoid
0.15 mm (0.0059 in)
0.03 ~ 0.10 mm
(0.0012 ~ 0.0039 in)
0.09 ~ 0.17 mm
(0.0035 ~ 0.0067 in)
441.0 ~ 637.0 kPa
(4.41 ~ 6.37 kg/cm
65 kPa (0.65 kg/cm
at 1,500 r/min
Cylinder head
2 - 9
SPEC
Standard
2
, 62.7 ~ 90.6 psi)
2
, 9.2 psi)
Limit
0.06 mm
(0.0024 in)
0.06 mm
(0.0024 in)
----
----
----
----
----
----
----
----
----
----
----
----
----
----
----
----
----
----
----
----
----
----
----
----
0.23 mm
(0.0091 in)
0.17 mm
(0.0067 in)
0.24 mm
(0.0094 in)
----
----
----