26SPECIFICATIONSMODELS --------------------------------------------------- SRM-230, SRM-230SLength ------------------------------------------------------- 1795 mm (70.7 in.)Width -------------------------------------------------------- 250 mm (9.84 in.)Height ------------------------------------------------------- 250 mm (9.84 in.)Weight (dry) w/Cutter Head (SRM-230) ---------------- 5.2 kg (11.2 lb.)Weight (dry) w/Cutter Head (SRM-230S) --------------- 4.9 kg (10.8 lb.)Engine Type ------------------------------------------------ Air cooled, two-stroke, single cylinder gasoline engineBore ---------------------------------------------------------- 32.2 mm (1.27 in.)Stroke -------------------------------------------------------- 28.0 mm (1.10 in.)Displacement ----------------------------------------------- 22.8 cc (1.39 cu. in.)Exhaust ------------------------------------------------------ Spark Arrestor Muffler w/catalystCarburetor -------------------------------------------------- Zama diaphragm w/purge pumpIgnition System -------------------------------------------- Flywheel magneto, transistor control ignition typeSpark Plug -------------------------------------------------- NGK BPMR-8Y (Gap 0.65 mm (0.026 in.)Fuel ---------------------------------------------------------- Mixed (Gasoline and Two-stroke Oil)Fuel/Oil Ratio ----------------------------------------------- 50:1 two-stroke air cooled engine oilGasoline ----------------------------------------------------- 89 Octane unleaded. DO NOT use fuel containing methyl alcohol,more than 10% ethyl alcohol or 15% MTBE.Oil ------------------------------------------------------------ Power Blend TM Premium Universal 2-Stroke OilFuel Tank Capacity ---------------------------------------- 0.58 lit. (19.6 US fl. oz.)Starter System ---------------------------------------------- Automatic Rewind StarterClutch ------------------------------------------------------- Centrifugal TypeVibration Isolated System --------------------------------- Rubber cushion on engine mount (heavy duty). Rubber grip onfront handle.Operating Rod ---------------------------------------------- 25.0 mm aluminum tubeDrive Shaft (SRM-230) ------------------------------------ 6.35 mm (1/4 in.) flexible shaftDrive Shaft (SRM-230S) ----------------------------------- 7 mm (1/4 in.) steel shaftGear Case Ratio -------------------------------------------- 1.4:1Rotating Direction ----------------------------------------- Counter Clockwise; viewed from topCutter Head ------------------------------------------------- Nylon line head (2-line) with .095 Crossfire™ Line capacity 6 m (20 ft.)Handle ------------------------------------------------------- Front - Loop and right rear handle with rubber gripShoulder Harness ------------------------------------------ OptionalIdle Speed --------------------------------------------------- 2,400 - 3,200 RPMWide Open Throttle Speed (W.O.T.) withNylon Line Head ------------------------------------------- 8,500 - 10,500 RPMWide Open Throttle Speed (W.O.T.) with Blade ------ 9,500 - 11,500 RPMIMPORTANT This spark ignition system complies with Canadian ICES-002.