Generac Power Systems OHVI GSH 220 Service Manual page 64

SeCTIoN 15: SPeCIFICATIoNS - lArGe FrAMe eNGINeS
Model
CYLINDER BORE DIAMETER
VALVE TAPPET BORE
DIAMETER
CRANKSHAFT SLEEVE
BEARING DIAMETER
(WHERE APPLICABLE)
GOVERNOR ARM BORE
DIAMETER
CAMSHAFT BEARING
DIAMETER
GOVERNOR ARM DIAMETER
DIAMETER:
*Later model large frame GN engines have no crankshaft sleeve bearing.
Model
CRANKSHAFT BEARING
BORE DIAMETER
CAMSHAFT BEARING BORE
DIAMETER
BALANCER BEARING BORE
DIAMETER
GOVERNOR GEAR SHAFT
DIAMETER
OIL PUMP INNER ROTOR
SHAFT DIAMETER
Model
ALLOWABLE END PLAY
CRANKPIN DIAMETER
CRANKSHAFT MAIN
BEARING DIAMETER
(FLYWHEEL END)
CRANKSHAFT MAIN BEAR-
ING DIAMETER (PTO END)
CrANkCASe ASSeMblY
GN-320
.50-.5 inch
(80.000-80.025 mm)
0.5-0.55 inch
(8.99-9.020 mm)
.80-.8 inch
(5.065-5.090 mm)
0.29-0.20 inch
(6.07-6.0 mm)
.08-.08 inch
(27.50-27.5 mm)
0.2-0.28 inch
(5.95-6.05 mm)
CrANkCASe Cover ASSeMblY
GN-320
.80-.8 inch
(5.065-5.090 mm)
.299-.00 inch
(.00-.0 mm)
0.98-0.985 inch
(25.00-25.0 mm)
0.26-0.27 inch
(6.00-6.02 mm)
0.5-0.5 inch
(8.969-8.987 mm)
CrANkSHAFT
GN-320
.005-.026 inch (0.2-0.66
mm)
.7-.8 inch (5.99-
6.0 mm)
.78-.79 inch (5.000-
5.02 mm)
.78-.79 inch (5.000-
5.02 mm)
15-2
GN-360
.6-.7 inch
(85.000-85.025 mm)
0.5-0.55 inch
(8.99-9.020 mm)
.80-.8 inch
(5.065-5.090 mm)
0.29-0.20 inch
(6.07-6.0 mm)
.08-.08 inch
(27.50-27.5 mm)
0.2-0.28 inch
(5.95-6.05 mm)
GN-360
.80-.8 inch
(5.065-5.090 mm)
.299-.00 inch
(.00-.0 mm)
0.98-0.985 inch
(25.00-25.0 mm)
0.26-0.27 inch
(6.00-6.02 mm)
0.5-0.5 inch
(8.969-8.987 mm)
GN-360
.005-.026 inch (0.2-0.66
mm)
.7-.8 inch (5.99-
6.0 mm)
.78-.79 inch (5.000-
5.02 mm)
.78-.79 inch (5.000-
5.02 mm)
GN/GSH-410
.5-.5 inch
(90.000-90.025 mm)
0.5-0.55 inch
(8.99-9.020 mm)
.80-.8 inch
(5.065-5.090 mm)
0.29-0.20 inch
(6.07-6.0 mm)
.08-.08 inch
(27.50-27.5 mm)
0.2-0.28 inch
(5.95-6.05 mm)
GN/GSH-410
.80-.8 inch
(5.065-5.090 mm)
.299-.00 inch
(.00-.0 mm)
0.98-0.985 inch
(25.00-25.0 mm)
0.26-0.27 inch
(6.00-6.02 mm)
0.5-0.5 inch
(8.969-8.987 mm)
GN/GSH-410
.005-.026 inch (0.2-0.66
mm)
.7-.8 inch (5.99-
6.0 mm)
.78-.79 inch (5.000-
5.02 mm)
.78-.79 inch (5.000-
5.02 mm)