Bolens BL250 - Manual (Page 21)

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Engine Type...................................................................................................................................................................................... Air-Cooled, 2-Cycle
Stroke ................................................................................................................................................................................................. 1.25 in. (31.75 mm)
Displacement......................................................................................................................................................................................... 1.9 cu in. (31 cc)
Clutch Type ...................................................................................................................................................................................................... Centrifugal
Idle Speed RPM.................................................................................................................................................................................. 2,800 - 4,400 rpm
Operating RPM ............................................................................................................................................................................................. 7,200+ rpm
Ignition Type...................................................................................................................................................................................................... Electronic
Ignition Switch ......................................................................................................................................................................................... Rocker Switch
Spark Plug Gap .................................................................................................................................................................................. 0.020 in. (0.5 mm)
Lubrication............................................................................................................................................................................................. Fuel/Oil Mixture
Fuel/Oil Ratio ................................................................................................................................................................................................................ 40:1
Carburetor............................................................................................................................................................................... Diaphragm, All-Position
Starter ............................................................................................................................................................................................................ Auto Rewind
Muffler................................................................................................................................................................................................ Baffled with Guard
Throttle........................................................................................................................................................................................ Manual Spring Return
Fuel Tank Capacity .................................................................................................................................................................................. 12 oz. (355 ml)
ENGINE
DRIVE SHAFT and CUTTING ATTACHMENT
Drive Shaft Housing ...................................................................................................................................................................................... Steel Tube
Throttle Control................................................................................................................................................... Finger-Tip Trigger with Lock-Out
Unit Weight (No fuel, with cutting attachment, cutting attachment shield and J-handle).................................. 14.75 lbs. (6.69 kg)
Cutting Mechanism ............................................................................................................ 4-Tooth Cutting Blade, Dual String Cutting Head
Line Spool ....................................................................................................................................................................................... Bump Line Releaser
Line Spool Diameter................................................................................................................................................................... 4 inches (101.6 mm)
Trimming Line Diameter ......................................................................................................................................................... 0.095 inch (2.41 mm)
Cutting Path Diameter, Cutting Attachment ...................................................................................................................... 18 inches (45.7 cm)
Cutting Path Diameter, Cutting Blade ..................................................................................................................................... 8 inches (204 mm)
Shoulder Harness............................................................................................................................................................................ Single Quick-Snap
SPECIFICATIONS