Description/Type	Vertical, 4Stroke cycle, Single acting, Totally enclosed, High speed, Compression ignition diesel engine
Model	GW-7	GW-8(1800)	GW-8GP
Power Rating  (bhp)	7	8	8
(kW)	5.1	5.9	5.9
Speed (rpm)	1500	1800	1500
Bore x Stoke (mm)	87.5X110	87.5X110	95X110
Cubic cap. (cc)	661	661	780
No of cylinder	1	1	1
Dir. of rotation	Clockwise when looking from the flywheel. Optional-Anticlockwise
Fuel pump/Inject Make/Type	Make Mico/Usha .Type single cylinder flange mounted without camshaft 1no. for single cylinder & 2 nos. for twin cylinder
Fuel inj. pre. (kg/sq.cm)	190/210
Fuel injection timing BTDC (degree)	27	30	27
Bumping clearance (mm)+	1.2	1.2	0.7
Nominal compression ratio	16.5:1	16.5:1	17.5:1
L.O.sump capacity (ltrs)	2.85	3.75	3.75
L .O. consumption	0.8 TO 1.2 % of SFC
Governor Type/Class	Type-mechanical centrifugal    Class-B1 or A2 depending on application
Specific fuel consump. (gm/kWh)	251	251	251
Fuel oil recommended	High speed diesel as per IS :1460
L.O. specification	HD-type 3 as per IS : 496-1982 /SAE 20W40
Fuel tank capacity (ltrs)	6.5	11.5	11.5
Fuel tank  refilling time period (hrs.). Engine running at full load	4.6	7.2	7.2
L.O. system	P.P.	G.P.	G.P.
Weight Bare/Gross (kg)	145/220	175/250	175/235
Overall dimension  bare L x W x H mm	520X410X660
packing L x W x H mm	585X510X705
Starting System	Hand start with cranking handle  Optional 12 V Electric Start
Power take off	Flywheel end, Optional Gear end at half/ full speed drive