Subaru EX13 Service Manual page 82

VALVE SPRING FREE LENGTH
VALVE SEAT ANGLE
(INTAKE AND EXHAUST)
* Valve cutter angle (a)
* Valve contact width (b)
CHAIN LENGTH
L
Compression pressure
Fuel consumption
Lubricant
※ Oil consumption has been measured under-following condition :
・ Good break-in operation has been finished.
・ Oil : 10W-30 (Grade SE)
・ Load : Continuous load / 3600 rpm
ITEM
Intake
Exhaust
160N (16kgf.)
F
L
Continuous load / 3600 rpm
Capacity
Efficacy
Consumption
STD
EX13
EX17
27.4
EX21
(1.0787)
EX27
EX13
a: 90°
EX17
b: 0.7 - 1.0
EX21
(0.0276 - 0.0394)
EX27
263.1
EX13
(10.3583)
269.0
EX17
(10.5906)
281.7
EX21
(11.0906)
307.1
EX27
(12.0906)
EX13
3.5
(kg・cm 2 / 500 rpm)
1.2
(L / Hr)
(L)
(mL)
(mL / Hr)
- 79 -
Unit: mm (in.)
Limit
2.0
(0.0787)
266.0
(10.4726)
272.1
(10.7126)
284.9
(11.2165)
310.6
(12.2284)
EX17 EX21 EX27
4.0 4.0 4.0
1.6 1.9 2.6
0.6 1.0
350 500
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