Kubota B1700 User Manual

1 ENGINE
SERVICING SPECIFICATIONS
ENGINE BODY
Cylinder Head
61700'62100·62400 WSM,11770
Item
Factory Specification Allowable Limit
Cyli nder head surface flatness
-
0.05mm
0.0019 in.
Top clearance
0.55 to 0.70 mm
-
0.0217 to 0.0276 in.
Compression pressure
2.84 to 3.23 MPa
2.25 MPa
29 to 33 kgf/cm
2
23 kgf/cm
2
412 to 469 psi 327 psi
Variance among cylinders
10% or less
Valves
Valve clearance (Cold)
0.145 to 0.185 mm
-
0.0057 to 0.0072 in.
Valve seat width
IN. 2.12 mm
-
0.0835 in.
EX.
2.12 mm
-
0.0835 in.
Valve seat angle
IN. 1.047 rad.
-
60°
EX.
0.785 rad.
-
45°
Valve face angle
IN. 1.047 rad.
-
60°
EX. 0.785 rad.
-
45°
Valve recessing
-0.05 to 0.15 mm
0.4mm
0.002 to 0.006 in. 0.016in.
Clearance between valve stem and valve guide 0.035 to 0.065 mm
0.1 mm
0.0014 to 0.0025 in.
0.0039 in.
Valve stem O.D. 6.960 to 6.975 mm
-
0.2741 to 0.2746 in.
Valve guide I.D. 7.010 to 7.025 mm
-
0.2760 to 0.2765 in.
Valve Timing
Intake valve Open 0.24 rad. (14°)
-
before T.D.C.
-
Close
0.52 rad. (30°)
after B.D.C.
Exhaust valve Open
0.96 rad. (55°)
-
before B.D.C.
-
Close
0.24 rad. (14°)
after T.D.C.
1-54
WWW.PlanDeGraissage.ORG

Kubota B1700 Specifications

General

Brand	Kubota
Model	B1700
Category	Tractor
Language	English