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• The data shown above are those in the case of one straight pipe.
• Specifications are subject to change without notice.
MODEL 330BT 350BT 370BTS 380BTS
Dimensions (L x W x H) mm (in) 295x387x432
(11.6x15.2x17)
351x446x479
(13.8x17.6x18)
365x464x485
(14x18x19)
410x509x497
(16.1x20x19.6)
Dry Weight kg (lbs) (including pipe) 6.75 (14.9) 10.2 (22.5) 12 (26.5) 13.2 (29.1)
Dry Weight kg (lbs) (without accessories) 6.1 (13.4) 9.5 (20.9) 11.2 (24.7) 12.4 (27.3)
Fuel Tank Capacity liter (fl. oz) 0.9 (30.4) 1.25 (42.3) 1.75 (60.0) 2.13 (72.0)
Engine Type Air cooled 2-cycle gasoline engine
Piston Displacement cu. cm (cu. in) 29.5 (1.8) 50.2 (3.1) 64.9 (4.0) 71.9 (4.4)
Air Filter
Single stage filter
Single stage filter
(half wet)
2-stage fresh flow filter system
Carburetor (Diaphragm) valve type Rotary
Ignition System CDI Digital Ignition
Spark Plug NGK CMR7H
Muffler Spark arrester equipped
Idle speed rpm 3000 2200 2000
Operating Engine Speed rpm 3000 to 6700 2200 to 6100 2000 to 6900 2000 to 6700
Fuel Consumption liter/h (fl. oz/h) 0.58 (19.6) 1.04 (35.2) 1.6 (54.1) 1.85 (62.6)
Average Air Volume (w/std Pipe) cu. m/min (cf/m) 10.2 (360) 14 (494) 16 (565) 19.4 (685)
Average Air Volume (@ housing) cu. m/min (cf/m) 12.2 (431) 19.6 (692) 21.0 (742) 25.9 (915)
Air velocity m/sec (mph) (Maximum) 65 (145) 80 (180) 88 (198) 90 (201)
Noise Level (50 Feet ANSI B175.2-2000) dB(A) 69 71 76 77
Sound power level
EC directive 2000/14/EC, measured dB (A)
102 104 110 109
Sound power level
EC directive 2000/14/EC, guaranteed dB (A)
102 104 110
Noise pressure level at the operator’s ear (LpAeq)
prEN15503 (ISO7917) dB (A)
90 94 95 (ISO7917) 100
Vibration level at idle, right handle
prEN15503 (ISO7916) m/s
2
1.9
2.9
0.8
(ISO7916)
2.2
Vibration level at max, speed, right handle
prEN15503 (ISO7916) m/s
2
2.6
2.1
3.9
(ISO7916)
3.5
Technical data