guide
Fit clearance between exhaust valve stem and valve
guide
0.032～0.063mm
Fit clearance between hydraulic jib and cylinder
head hole
0.006～0.035mm
IV. Engine Primary Tightening Torque Table
Multiple steps tightening (torque +
angle)
No. Connection part Part name
Bolt
(thread specification)
Number
of bolts/
gaskets
(piece)
Tightening
torque
tightening)
First step
tightening
torque (Nm)
angle (°)
Third step
angle (°)
1
Cylinder block main oil passage
screw plug 1
Hexagonal socket head
plug
M18×1.5 2 20+5 —— —— ——
2
Cylinder block main oil passage
screw plug 2
Hexagonal socket head
plug
M10×1.5 1 20±3 —— —— ——
3 Main bearing cap Hexagon bolt M11×1.5 4 —— 45±5 180±10 ——
4 Main bearing cap Hexagon bolt M11×1.5X92.5 6 —— 45±5 180±10 ——
5 Framework-cylinder block Hexagon bolt M8×1.25×55 10 20+3 —— —— ——
6 Knock sensor-cylinder block
Hexagonal flange bolt
M8×1.25×35 1 20+0.5 —— —— ——
7
Connecting rod cap-connecting
rod body
Hexagon bolt M8×1 8 —— 25±3 90±5 ——
8
Oil pump assembly-cylinder
block
Hexagon bolt M6×35 4 8+3 —— —— ——
9
Engine oil collector bracket,
separator-framework
Hexagonal flange bolt
M6×12 9 8+3 —— —— ——
10 Bleeding plug-oil pan Hexagon bolt M16×1.5 1 25±3 —— —— ——
11 Oil pan-framework Hexagonal flange bolt
M7×20 18 15+3 —— —— ——
12 Oil pan-framework Hexagonal flange bolt
M7×35 3 15+3 —— —— ——
13 Oil pan-framework Hexagonal flange bolt
M7×90 4 15+3 —— —— ——
14 Water pump-cylinder block Hexagon bolt M6×25 5 8+3 —— —— ——
15
Cylinder head oil passage
throttle bolt
Hexagon throttle bolt
M14×1.5 2 15+3 —— —— ——
16
Camshaft bearing cap-cylinder
head
Locating bolt M6×1×30 18 9.5±1.5 —— —— ——
17
Camshaft bearing cap-cylinder
head
Hexagonal flange bolt
M6×1x30 2 9.5±1.5 —— —— ——
