FUEL & INTAKE
2015 MARINE CATALOG
accessories
towables
body
controls
electrical
driveline
engine
fuel &
intake
chemicals
MARINE
tools
tie downs
275
towing &
loading
MK-BN38/44SPR - For Super BN38, BN44, and BN38I, BN40I
Square Pump Styles. Rebuild Kit includes parts 1 through 16
to rebuild one carburetor.
NO. DESCRIPTION
MIKUNI #
PART #
1 GASKET, PUMP (BLACK
FIBER)
BN38/547
-----
1A. O-RING, PUMP BODY
616-72001
-----
2 DIAPHRAGM, PUMP
(CLEAR)
BN34/97
-----
3 CHECK VALVE (CLEAR)-2
BN34/124
-----
4 GROMMET, CHECK
VALVE- 2
BN34/125
-----
5 DIAPHRAGM, DAMPER
(BLACK RUBBER) (BN44
ONLY)
BN34/100
-----
5A. DIAPHRAGM, DAMPER
(BLACK RUBBER) (BN38
AND LATER BN44)
BN34/129
-----
6 GASKET, DAMPER
(BLACK) (BN44
BN34/100
-----
6A. O-RING (BN38 AND
LATER BN44)
616-92007
-----
7 FILTER
BN44/146
-----
8 O-RING, HI SPEED
B30/305
-----
9 O-RING, LOW SPEED
MD12/16
-----
10 O-RING, NEEDLE VALVE
KV/10
-----
11 GASKET, VALVE BODY
BN34/123
-----
12 CHECK VALVE (CLEAR)
BN34/107
222093 1.34
L
13 SPRING, ARM (115
GRAMS)
730-03027
222087 3.10
L
14 PIN, ARM
VM30/97
-----
15 ARM (STAINLESS)
BN38/534
-----
16 DIAPHRAGM ASSEMBLY,
MAIN
BN44/145
222074 17.85
L
SUPER BN REPLACEMENT PARTS
(Items 17-43 shown for reference only. Not included in Rebuild Kit)
17 SCREW WITH WASHER,
STAINLESS-4
BN34/120-30
222071 2.78
L
18 COVER, PUMP
(UNPAINTED)
COVER, PUMP (BLACK)
COVER, PUMP (SILVER)
COVER, PUMP (RED)
BN34/95B
999-642-002-1A
999-642-002-1B
999-642-002-1C
222076
222077
222078
-----
18.38
18.38
18.32
L
L
L
18A FUEL PUMP BLOCK OFF
PLATE
BN34/126
222075 18.38
L
19 BODY ASSEMBLY, PUMP
(BN44 ONLY)
BN34/98
-----
19A BODY ASSEMBLY, PUMP
(BN38 AND LATER BN44)
BN34/128
-----
20 STOP SCREW, IDLE
(BN44 ONLY)
BN34/109
-----
SUPER BN (SQUARE PUMP BODY)
NO. DESCRIPTION
MIKUNI #
PART #
20A STOP SCREW, IDLE
(BN38 AND LATER BN44)
BN34/82
-----
21 WASHER, (ALUMINUM)
BN38/39
222072 1.31
L
22 SPRING, IDLE (BN44
ONLY)
BN38/341
222092 1.82
L
22A SPRING, IDLE (BN38 AND
LATER BN44)
BN38/344
222081 1.00
L
23 CAP (BN44 ONLY)
BN26/03
-----
23A. CAP WITH TAB (BN38
AND LATER BN44)
BN44/118
-----
24 ADJUSTER, HISPEED
604-25017
222080 6.93
L
24A ADJUSTER, HISPEED
BN44/167
-----
25 SPRING, HISPEED
BN38/344
222081 1.00
L
26 WASHER, HISPEED
(ALUMINUM)
BN38/39
222072 1.31
L
27 WASHER, LOWSPEED
(ALUMINUM)
BN38/172
222073 1.31
L
28 SPRING, LOW SPEED
BN38/343
222083 1.00
L
29 ADJUSTER, LOW SPEED
(BN44)
604-26008
222082 6.93
L
29A. ADJUSTER, LOW SPEED
(BN38 AND LATER BN44)
BN38/477
-----
29B ADJUSTER, LOW SPEED BN38/166
-----
30 CAP
BN44/118
-----
31 NEEDLE VALVE
ASSEMBLY
786-35015-1.5
222003 23.36
L
32 SPRING CLIP, N. V.
VM15/285
-----
33 PLATE, N. V. RETAINER BN34/117-GG
-----
34 SCREW WITH WASHER CW2=0307-G
222095 1.34
L
35 JET, SLOW SPEED
N100.606
-----
36 JET, HIGH SPEED
N102.221
-----
37 SCREW
BV15/121-05-GG
-----
38 PLATE, VALVE
BN34/108-GG
-----
39 VALVE BODY ASSEMBLY
BN44/165
-----
40 SCREW, 4X14MM
C5-0414-G
222094 0.74
L
41 SCREW, 3X8MM
C6-0308-G
222070 0.79
L
42 COVER, STAINLESS
BN44/147
-----
43 SCREW WITH WASHER,
STAINLESS-4
MCWS-0512
222069 2.00
L
44 SPRING (NOT SHOWN IN
DRAWING)
BN34/110
-----
45 BUSHING
BN34/111
-----
46 NUT
B40I/35
-----
SUPER BNCARBURETOR REBUILD KIT
