FUEL
SYSTEMS
EXHAUST
DRIVE LINE
HANDLING
ELECTRICAL
WATERLINE/
BILGE
BODY
SERVICE TOOLS
/
HARDWARE
CHEMICAL
HANDLEBARS
&
CONTROLS
ACCESSORIES
ENGINE/
GASKETS
2
MIKUNI SUPER BN SPECIFICATIONS
Extended Shaft Without Choke Shaft
Regular Shaft With Choke Shaft
Descriptions
Part. No.
A. BN 38mm
B. 44mm Silver
C. 44mm
D. 46mm
53-2050
53-2060
S
53-2060
53-2065
MIKUNI CARBURETORS
HI-PERFORMANCE SUPER BN
OEM REPLACEMENT SUPER BN
Descriptions
Part. No.
E. 44mm Yamaha Super Jet OEM
BN “I” Type Carbs w/accelerator pumps for Sea Doo
F. 40mm 98 GTI, GTS, GS
G. 40mm 98 GSX, SPX-MAG
H. 40mm 98 GSX, SPX-PTO
I. 46mm 98 XP-LTD, GSX LTD, GTX LTD
53-2062
53-2080
53-2085
53-2090
53-2095
Hot
Part No.
53-2050
53-2060
53-2060
S
53-2065
53-2062
53-2080
53-2085
53-2090
53-2095
Carb.
BN38-34-8113#
BN44-40-8052#
BN44-40-8067#
BN46-42-8002#
BN44-40-43
BN40I-38-24
BN40I-38-26
BN40I-38-27
BN46I-42-B4
Low
Speed Jet
65
100
120
120
120
70
67.5
67.5
77.5
High
Speed Jet
107.5
125
140
150
115
167.5
140
142.5
162.5
Needle
Valve
2.0
2.3
2.5
2.5
1.5
1.5
1.5
1.5
2.0
Arm Spring
(
grams)
115
gr.
65
gr.
80
gr.
80
gr.
115
gr.
95
gr.
95
gr.
95
gr.
95
gr.
Low Speed
Adjuster
1.0
1.0
1.0
1.0
1.0
1.25
1.25
1.25
1.25
High Speed
Adjuster
1.5
1.5
1.5
1.5
.75
closed
closed
closed
closed
Choke or
Primer
Primer
Primer
Primer
Primer
Choke
Choke
Choke
Choke
Choke
Color
Silver
Black
Silver
Silver
Black
Black
Black
Black
Black
A.
B.
C.
D.
CARBURETOR REBUILD KITS
Comes with all necessary gaskets and
diaphragms.
Mikuni
Part No.
BN38/44mm (Round)
Super BN38/44/46mm,
I Series 38/40
I Series 46mm
Fuel Pump Repair Kit
53-2110
53-2114
53-2115
53-3328
RP
SUPER BN MANUAL
For the watercraft tuner working
with Super BN series carburetors.
Description
Part No.
Mikuni Manual
53-9999
E.
I.
F.
G.
H.