Stihl BG46 Specs
Displacement 27.2 cc (1.66 cu. in.)
Bore: 1.34 in (34 mm)
Stroke: 1.18 in (30 mm)
Spark plug gap: 0.02 in (0.5 mm)
Engine Power .87 kW
Idle speed: 2,800 rpm
Weight 4.2 kg (9.3 lbs.)
Fuel Capacity 400 cc (13.5 oz.)
Air Velocity 56 m/sec. (125 mph)
Air Volume 665 m/h (390 cfm)
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4229 120 1800 Air Filter
4229 141 0501 Air Filter Cover
4229 140 2801 Air Filter and Choke Housing
4229 120 0605A Carburetor (Zama C1Q-S73)
4229 120 0601 Carburetor (Zama C1Q-S48A)
4229 120 0603 Carburetor (Zama C1Q-S64)
Zama GND56 Carburetor Gasket and Diaphragm Kit (For Zama C1Q-S73)
Zama GND50 Carburetor Gasket and Diaphragm Kit (For Zama C1Q-S48A, C1Q-S64)
Zama RB100 Carburetor Rebuild Kit (For Zama C1Q-S73)
Zama RB89 Carburetor Rebuild Kit (For Zama C1Q-S48A, C1Q-S64)
4114 149 1205 Carburetor Mount Gasket
4140 141 3700 Choke Lever
4140 020 1202 Cylinder and Piston Kit (34mm)
4140 029 2300 Cylinder Gasket
4223 350 0500 Fuel Cap
0000 350 3502 / 0000 350 3520 Fuel Filter (Zama ZF-4)
4229 358 7702 Fuel Line
4223 353 9201 Fuel Tank Grommet
4229 400 1300 Ignition Coil
4130 030 2000 Piston Kit (34mm)
4137 034 3000 Piston Rings (34mm)
Primer Bulb (Zama 0057004)
Bosch WSR6F Spark Plug
Champion RCJ6Y Spark Plug
NGK BPMR7A Spark Plug
4229 080 2104 / 4229 080 2105 Starter Assembly
4140 195 3400 Starter Handle
1125 195 7200 Starter Pawl
1123 195 0400 Starter Pulley
4228 190 0600 Starter Spring
4229 430 0202 Stop Switch
4229 182 1004 Trigger
4229 708 9700 Vacuum Catcher Bag
Stihl BG46 Part Number Lookup List
Crankcase, Cylinder:
1 4140 021 0300 Crankcase
2 9639 003 1230 Oil seal12x22x7
3 9503 003 0242 Grooved ball bearing 6201
4 4140 036 0300 Washer
5 4229 030 0400 Crankshaft
6 4140 029 2300 Cylinder gasket
7 4140 021 2500 Engine pan
8 4140 020 1200 Cylinder with piston Ø 34mm
9 4140 030 2000 Piston Ø 34mm
10 4137 034 3000 Piston ring Ø 34x1.5mm
11 9463 650 0807 Snap ring 8x0.7
12 4137 034 1500 Piston pin
13 9075 478 4268 Pan head self-tapping screw IS D5x60
14 0000 400 7000 Spark plug NGK BPMR7A
14 1110 400 7005 Spark plug Bosch WSR6F
15 0783 830 2000 Tube of sealant Dirko HT red (B)
4229 007 1050 Set of gaskets
Ignition system, Muffler:
1 4140 400 1200 Flywheel
2 0000 955 0802 Collar nut M8x1
3 4229 400 1301 Ignition module
4 4229 431 2101 Connector tag
5 9075 478 3023 Pan head self-tapping screw IS D4x22
6 4229 448 1200 Lead retainer
7 4228 084 1100 Spiral housing
8 9075 478 4159 Pan head self-tapping screw IS D5x24
12 4229 140 0600 Muffler USA, CDN, AUS
13 4229 140 6904 Stub with screen USA, CDN, AUS
19 4140 149 0602 Exhaust gasket
20 9075 478 4268 Pan head self-tapping screw IS D5x60
21 4229 140 0605 Muffler Cat. (BG46C)
22 4229 140 0606 Muffler Cat.
23 4229 140 0604 Muffler Cat.
24 4229 141 9001 Screen Cat. (BG46C)
25 9099 021 0805 Self-tapping screw 4.2x6.5 Cat. (BG46C)
26 4140 145 1200 Flange Cat. (BG46C)
27 4140 149 0602 Exhaust gasket Cat. (BG46C)
28 9075 478 4159 Pan head self-tapping screw IS D5x24 Cat. (BG46C)
4229 007 1050 Set of gaskets
Carburetor, Air filter:
1 4229 120 1800 Air Filter
2 4229 140 2801 Filter housing
3 4229 141 3700 Lever
4 ? 4140 141 3700 Lever (04.2001)
5 9210 261 0700 Hexagon nut M5
6 9417 003 7512 Push nut 4.0x9.6x1.8
7 4229 141 3800 Choke shutter
8 4229 141 0501 Filter cover
9 ? 4229 141 0500 Filter cover (04.2001)
10 4140 129 0900 Gasket
11 4114 149 1205 Gasket
12 4229 120 0605 Carburetor C1Q-S73
18 4229 121 1601 Spacer flange
19 ? 4229 121 1600 Spacer flange (04.2001)
20 9075 478 4159 Pan head self-tapping screw IS D5x24
21 4229 129 0900 Gasket
22 9007 319 1135 Hexagon head screw M5x65
23 9007 319 1137 Hexagon head screw M5x68 Cat. (BG46C)
24 4229 122 1800 Heat shield Cat. (BG46C)
25 4114 149 1205 Gasket Cat. (BG46C)
4229 007 1050 Set of gaskets
Carburetor C1Q-S73:
# 4229 120 0605 Carburetor C1Q-S73
1 4229 120 7100 Throttle shaft with lever
2 4229 122 3000 Spring
3 4229 123 7300 Lever
4 4134 122 5000 Spacer sleeve
5 9079 319 0280 Flat head screw M3x3.5
6 4229 121 3300 Throttle shutter
7 1125 122 7403 Round head screw
8 1129 121 4800 Pump diaphragm
9 1123 129 0905 Gasket
10 1123 121 0800 End cover
11 1120 122 7800 Oval head screw
12 4116 121 5100 Inlet needle
13 1120 122 3004 Spring
14 1125 121 5000 Inlet control lever
15 1120 121 9200 Spindle
16 1120 122 6600 Collar screw
17 4229 129 0901 Gasket
18 4229 121 4700 Metering diaphragm
19 4229 120 2202 Flange
20 4226 122 7100 Screw
1 4229 122 6702 High speed adjustment screw
22 4229 122 6801 Low speed adjustment screw
23 1123 121 7800 Strainer
24 4140 121 0800 End cover
25 4226 121 2700 Cap
26 4229 122 6200 Idle speed adjustment screw
27 1125 122 4200 Ball
28 4229 121 5800 Pump piston
29 4140 122 3600 Sealing rin
30 4229 122 3001 Spring
31 1120 121 7801 Strainer
32 4229 121 2701 Cap
33 4229 121 5604 Fixed jet 0.26
4229 007 1060 Set of carburetor parts
Rewind starter:
# 4229 080 2104 Fan housing with rewind starter
1 4229 080 1802 Fan housing
2 9416 868 6650 Rivet 6.5x0.5x8.8
3 4228 190 0600 Rewind spring
4 1123 195 0400 Rope rotor
5 0000 958 0923 Washer
6 1118 195 3500 Spring
7 1125 195 7200 Pawl
8 4140 195 3400 Starter grip
9 1120 195 8200 Starter rope Ø 3x1060mm
0000 930 2208 Starter rope Ø 3mm x 30.5m (A, B)
11 0000 951 1100 Screw IS D5x20
12 9074 478 4425 Pan head self-tapping screw IS P6x19
15 4229 967 1507 Model plate BG46
16 4229 967 1508 Model plate BG46 C
Nozzle, Vacuum attachment:
1 4229 708 6300 Nozzle
2 4229 708 6301 Nozzle
3 4229 760 8200 Tube
4 4229 703 5600 Screen
4229 007 1000 Vacuum attachment (B)
5 4804 708 3500 Suction tube
6 4229 708 9700 Catcher bag
7 4227 710 9003 Harness
8 4229 700 6900 Elbow
9 4229 708 6100 Ring
10 4229 716 6800 Collar screw
11 4229 716 6700 Star nut
12 0812 370 1000 Screwdriver T27x120x70
Gutter cleaning attachment:
# 4229 007 1001 Gutter cleaning kit (B)
1 4229 708 0100 Adapter
2 3 Hose clip (D)
3 3 Tube (D)
4 2 Manifold (D)
Fan housing outer, Fanwheel:
1 4229 701 0613 Fan housing, outer
2 9074 478 4545 Pan head self-tapping screw IS P6x26.5
3 4229 704 7900 Washer
4 4229 704 3400 Fanwheel
5 9211 260 1150 Hexagon nut M8x1 l/h thread
6 4229 760 8100 Protective screen
7 4229 709 0400 Gasket
8 9074 478 4425 Pan head self-tapping screw IS P6x19
Fan housing inside:
# 4229 700 4125 Fan housing, inside
2 9443 825 7130 Hollow rivet 7.5x1x6.8
3 0000 350 5800 Tank vent
4 9645 948 7512 O-ring 10x2
5 4229 358 7702 Hose
6 4229 084 8300 Reflector foil (BG46C)
7 0000 350 3502 Pickup body
8 0000 967 3700 Warning pictogram HS
9 0000 967 3693 Instruction label
10 9075 478 4159 Pan head self-tapping screw IS D5x24
11 4223 350 0500 Filler cap
12 0000 350 0900 Rope
13 9645 948 4050 O-ring 36x3
14 4229 790 0609 Handle molding
15 Locking lever (D)
16 Washer (D)
17 Cup spring 16 (D)
18 Locking washer 4 (D)
19 Cam (D)
20 9074 478 4545 Pan head self-tapping screw IS P6x26.5
21 4229 430 0202 Stop switch
22 4229 435 1700 Protective cap
23 4229 440 1900 Lead
24 4229 440 1903 Lead
25 4229 182 1004 Throttle trigger
26 4229 182 1500 Throttle rod
27 4229 791 0801 Handle molding, right
28 4229 791 0802 Handle molding, left
29 4229 740 7100 Antistatic wire (B)
40 ? 4203 350 5801 Tank vent (18.2002)
41 ? 4223 353 9201 Grommet (18.2002)