1-14 GENERAL INFORMATION
LOWER UNIT
Preliminary gear shim & thrust washer
Initial selection-shim adjustment may be required.
CARBURETOR
Item Unit
Data
DF9.9
DF9.9E DF9.9R DF15 DF15E DF15R
Gearcase oil amounts ml
(US/lmp.oz)
170 (5.7/6.0)
Gear ratio 2.08 (12 : 25)
Pinion back up shim mm (in) 1.0 (0.04)
Forward back up shim mm (in) 1.0 (0.04)
Reverse back up shim mm (in) 1.0 (0.04)
Forward thrust washer mm (in) 1.5 (0.06)
Reverse thrust washer mm (in) 1.5 (0.06)
Type KEIHIN BCM
II 23-11.5 BCMII 25-21
I.D. mark 94J2 94J3 94J6 94J7
Main jet # 70 115
Pilot jet # 38 40
Pilot screw
Turns open
PRE-SET
(1-7/8 ± 1/2)
PRE-SET
(2-7/8 ± 1/2)
Float height mm 13.5 ± 2 13.5 ± 2
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