14-1
SeCTIoN 14: SPeCIFICATIoNS
GeNerAl SPeCIFICATIoNS
MODEL
GTH & GTv 760
GTH & GTv 990
Bore
90 mm (3.54”)
90.00 mm (3.54”)
Stroke
60 mm (2.36”)
78 mm (3.07”)
Displacement
763cc
992cc
OIL CAPACITY
GTv 760 & 990
GTH 990 & 760
With Oil Filter*
2.3L (2.4 qt)
2.2L (2.3 qt)
Without Oil Filter*
2.0L (2.1 qt)
1.9L (2.0 qt)
Torque SPeCIFICATIoNS
Alternator (to cylinder) Screws
4.75 Nm (40 in. lbs.)
Ignition Coil Screws
4.75 Nm (40 in. lbs.)
Carburetor / Plenum Mounting Bolts
5.4 Nm (48 in. lbs.)
Connecting Rod Bolts
24.4 Nm (216 in. lbs.)
Crankcase Cover Bolts
47.5 Nm (35 ft. lbs.)
Cylinder Head Bolts
29.9 Nm (22 ft. lbs.)
Exhaust Manifold Bolts
19 Nm (168 in. lbs.)
Flywheel Nut
214 Nm (150 ft. lbs.)
Flywheel Fan Retainer Bolts
21.7 Nm (182 in. lbs.)
Governor Lever (clinching screw)
11.3 Nm (100 in. lbs.)
Intake Manifold Screws
19 Nm (168 in. lbs.)
Oil Pump
12.2 Nm (108 in. lbs.)
Rocker Arm Jam Nut
19 Nm (168 in. lbs.)
Spark Plug
19 Nm (168 in. lbs.)
Starter Motor Bolts
27 Nm (228 in. lbs.)
Rocker Cover Screws
6.8 Nm (60 in. lbs.)
Blower Housing Screws
4.75 Nm (40 in. lbs.)
CoMMoN SPeCIFICATIoNS
Ignition coil Air Gap
.008” – .012” (0.20 – 0.30 mm)
Crankshaft End Play
.002” – .015” (0.05 – 0.40 mm)
Spark Plug Gap
.040” (1.01 mm)
Valve Clearance (Cold)
– Intake
.002” – .004” (0.05 – 0.1 mm)
– Exhaust
.002” – .004” (0.05 – 0.1 mm)
Normal Compression
– GTH/GTV-760
130-160 psi
– GTH/GTV-990
160-190 psi
14
* To prevent over filling of the crankcase, add approximately 3/4 of the total volume when refilling and then add as needed to
bring the level up the the full mark.
Содержание GTH760
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Страница 52: ...Section 8 Lubrication System 8 4 Figure 8 8 Typical V twin Engine Oil Flow Vertical Shaft Engine Shown ...
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Страница 76: ...Generac Power Systems Inc P O Box 297 Whitewater WI 53190 Part No 0F6923 Printed in USA Revision C 08 13 08 ...