Subaru Robin EX13 - Manual (Page 82)

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ITEM STD Limit
VALVE SPRING FREE LENGTH
EX13
EX17
EX21
EX27
27.4
(1.0787)
VALVE SEAT ANGLE
(INTAKE AND EXHAUST)
* Valve cutter angle (a)
* Valve contact width (b)
Intake
Exhaust
EX13
EX17
EX21
EX27
a: 90 °
b: 0.7 - 1.0
(0.0276 - 0.0394)
2.0
(0.0787)
CHAIN LENGTH
EX13
263.1
(10.3583)
266.0
(10.4726)
EX17
269.0
(10.5906)
272.1
(10.7126)
EX21
281.7
(11.0906)
284.9
(11.2165)
EX27
307.1
(12.0906)
310.6
(12.2284)
Unit: mm (in.)
160N (16kgf.)
F
L
L
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
EX13 EX17 EX21 EX27
Compression pressure (kg cm 2 / 500 rpm) 3.5 4.0 4.0 4.0
Fuel consumption Continuous load / 3600 rpm (L / Hr) 1.2 1.6 1.9 2.6
Lubricant
Capacity (L) 0.6 1.0
Efficacy (mL) 350 500
Consumption (mL / Hr) 5 - 10 8 - 13