Suzuki DR-Z70 Service Manual page 194

DRIVE TRAIN + DRIVE CHAIN
ITEM
Primary reduction ratio
Final reduction ratio
Gear ratios
Gearshift fork to groove clearance
Gearshift fork groove width
Gearshift fork thickness
Drive chain
Drive chain slack
CARBURETOR
ITEM
Carburetor type
Bore size
I.D. No.
Idle r/min.
Float height
Main jet
Jet needle
Needle jet
Pilot jet
Air screw
Throttle cable play
Low
2nd
Top
No.1 & No. 2
No.1 & No. 2
No.1 & No. 2
Type
Links
20-pitch
length
(M.J.)
(J.N.)
(N.J.)
(P.J.)
(A.S.)
STANDARD
3.823 (65/17)
2.538 (33/13)
3.400 (34/10)
1.812 (29/16)
1.200 (24/20)
0.1 – 0.3
(0.004 – 0.012)
4.5 – 4.6
(0.177 – 0.181)
4.3 – 4.4
(0.169 – 0.173)
D.I.D 428
78
—
25 – 35
(1.0 – 1.4)
STANDARD/SPECIFICATION
MIKUNI VM13SH
13 mm (0.5 in)
14H0
1 600 ± 100 r/min.
23.4 ± 1.0 mm (0.92 ± 0.04 in)
#55
3L43
E-5M
#17.5
PRE-SET (2 turns back)
2.0 – 4.0 mm (0.08 – 0.16 in)
SERVICING INFORMATION 7-26
Unit: mm (in) (Except ratio)
LIMIT
—
—
—
—
—
0.5
(0.02)
—
—
—
—
259.0
(10.20)
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