Yamaha SR500E 1978 Service Manual page 55

Items Required < A I I o w a b l e ~
Rotor thickness (scavenger)
Outer rotor and housing clearance
Side clearance
Tip clearance
Check valve opening pressure
By-pass valve opening pressure
Oil cleaner type
17.98 ~ 18.00 mm < 1 7 . 9 5 m m »
0.09 ~ 0.15 m m < 0 . 3 5 m m »
(0.0035 ~ 0 . 0 0 5 9 in < 0 . 0 1 3 8 in>>)
0.03 ~ 0.08 m m < 0 . 1 4 m m »
(0.0012 ~ 0.0031 in < 0 . 0 0 5 5 in>>)
0.07 ~ 0.12 mm < 0 . 3 5 m m »
(0.0028 ~ 0 . 0 0 4 7 in < 0 . 0 0 1 3 8 in>>)
O. 18 kg/cm 2 (2.56 lb/in 2)
1.0 kg/cm ~ (14.2 lb/in 2)
Paper type
C h a s s i s s p e c i f i c a t i o n
Items Required OEAliowable»
Frame:
Frame design
Steering system:
Caster
Trail
Number and size of balls in steering head:
Upper race
Lower race
Lock to lock angle
Front suspension:
Type
Front fork cushion travel
Front fork spring:
Free length
Set length
Wire dia. x winding dia.
Spring constant
Inner tube outside diameter
Oil seal type
Front fork oil: Quantity
Front fork oil: Type
Rear suspension:
Type
Damper type
Rear shock absorber travel
Rear wheel travel
Rear shock absorber spring:
Free length
Set length (soft position)
Wire dia. x winding dia.
Spring constant
Swing arm free play (limit)
Pivot shaft:
Outside dia.
Tubular steel semi-double-cradle
22 pcs., 3 / 1 6 in
19 pcs.,1/4 in
L.R. 41 5 °
Telescopic fork
150 m m (5.9 in)
150 m m (5.91 in)
417 mm (16.42 in)
3.6 x 24.3 mm (0.14 x 0.96 in)
K1 = 0.4 k g / m m (0 ~ 100 mm) (22.4 lb/in (0 ~ 3.94 in))
K2 = 0 . 5 0 4 k g / m m (100 ~ 150 mm)
(28.2 lb/in (3.94 ~ 5.91 in)
35 m m (1.38 in)
S D - 3 5 - 4 8 - 1 0 . 5
182 cc (6.41 IMP. oz)
Yamaha fork oi110 Wt. or equivalent
Swing arm
Coil spring, oil damper
80 mm (3.15 in)
110 m m (4.33 in)
216.5 m m (8.52 in)
198 m m (7.80 in)
7 . 5 x 6 1 m m ( O . 3 O x 2 . 4 O i n )
K1 = 1.8 k g / m m (0 ~ 50 mm) (100.8 lb/in (0 ~ 1.97 in))
K2 = 2.1 k g / m m (50 ~ 80 mm)
(117.6 lb/in (1.97 ~ 3.15 in))
<1 m m (0.039 in)»
16 mm (0 6 3 ïn)
- - 5 1 -
27.5 ° (62.5 ° )
117 m m (4.6 in)