BR400 Specs
Displacement = 56.5 cm3 (3.45 cu.in)
Bore = 46 mm (1.81 in)
Stroke = 34 mm (1.34 in)
Engine power = 2.5 kW (3.4 bhp)
Air flow rate (with blower tube and nozzle) = 10 m3/h (476 cfm)
Air velocity (with blower tube and nozzle) = 80 m/s (252 ft/s)
Max. air flow rate = 1060 m3/h (624 cfm)
Weight (dry) = 8.9 kg (19.6 lb)
Bystanders noise per ANSI B 175.2-1990 = 75 dB(A)
Spark plug gap = 0.5 mm (0.02 in)
Stihl BR400 Backpack Blower Parts Lookup List
(This page contains affiliate links for which we may be compensated.)
4203 141 0300 Air Filter (round style)
4203 141 0310 Pre Filter
4203 141 0301 Air Filter
4203 708 0800 Anti-Vibration Buffer Springs
4203 701 6102 Blower Tube
4203 708 6300 Blower Tube Nozzle
4203 701 6102 Pleated Blower Tube
4203 120 0602A Carburetor (Walbro HD-7A)
D10-HD Carburetor Gasket and Diaphragm Kit (Walbro HD-7A)
K10-HD Carburetor Rebuild Kit (For Walbro HD-7A)
4203 120 2200 Carburetor Manifold Spacer
4203 182 9501 Choke Knob
4116 030 0400 Crankshaft
4203 020 1201 Cylinder and Piston Kit (46mm)
4203 029 2300 Cylinder Base Gasket
0000 350 3502 / 0000 350 3520 Fuel Filter (Zama ZF-4)
4203 350 7600 Fuel Line
0000 989 0516 Fuel Line Grommet
4203 007 1050 Gasket Set
4203 710 9000 Harness
4203 400 1302 Ignition Coil
4203 140 0602 Muffler
9640 003 1600 Oil Seal 15x29.6x4
4203 030 2001 Piston
1118 034 3001 Piston Rings
Bosch WSR6F Spark Plug
Champion RCJ6Y Spark Plug
NGK BPMR7A Spark Plug
4203 190 0405 Starter (Recoil)
0000 190 3401 Starter Handle
4116 195 7200 Starter Pawl
4203 141 0301 Air Filter
4203 708 0800 Anti-Vibration Buffer Springs
4203 701 6102 Blower Tube
4203 708 6300 Blower Tube Nozzle
4203 701 6102 Pleated Blower Tube
4203 120 0602A Carburetor (Walbro HD-7A)
D10-HD Carburetor Gasket and Diaphragm Kit (Walbro HD-7A)
K10-HD Carburetor Rebuild Kit (For Walbro HD-7A)
4203 120 2200 Carburetor Manifold Spacer
4203 182 9501 Choke Knob
4116 030 0400 Crankshaft
4203 020 1201 Cylinder and Piston Kit (46mm)
4203 029 2300 Cylinder Base Gasket
0000 350 3502 / 0000 350 3520 Fuel Filter (Zama ZF-4)
4203 350 7600 Fuel Line
0000 989 0516 Fuel Line Grommet
4203 007 1050 Gasket Set
4203 710 9000 Harness
4203 400 1302 Ignition Coil
4203 140 0602 Muffler
9640 003 1600 Oil Seal 15x29.6x4
4203 030 2001 Piston
1118 034 3001 Piston Rings
Bosch WSR6F Spark Plug
Champion RCJ6Y Spark Plug
NGK BPMR7A Spark Plug
4203 190 0405 Starter (Recoil)
0000 190 3401 Starter Handle
4116 195 7200 Starter Pawl
1118 190 0600 Starter Spring
4203 710 9000 Strap Harness
4203 180 1111 Throttle Cable
4203 182 1000 Trigger
4203 710 9000 Strap Harness
4203 180 1111 Throttle Cable
4203 182 1000 Trigger