Specifications - Generac Power Systems GN190H Service And Repair Manual

SPECIFICATIONS

MODEL
BORE
STROKE
DISPLACEMENT
OIL CAPACITY
W/O FILTER CHANGE
WITH FILTER CHANGE
MODEL
VALVE SEAT WIDTH:
DESIGN WIDTH
VALVE SEAT ANGLE
VALVE MARGIN:
DESIGN MARGIN
INTAKE VALVE STEM
DIAMETER:
DESIGN DIAMETER
EXHAUST VALVE STEM
DIAMETER:
DESIGN DIAMETER
TAPPET DIAMETER
INTAKE AND EXHAUST:
DESIGN DIAMETER
VALVE SPRINGS:
FREE LENGTH
FORCE REQUIRED TO
COMPRESS SPRING
TO 1.39 INCH (35.2mm)
VALVE CLEARANCE:
INTAKE
EXHAUST
VALVE GUIDES:
DESIGN DIAMETER
ALLOWABLE
END PLAY
GENERAL SPECIFICATIONS
GN-190
2.76 inches (70mm)
1.93 inches (49mm)
188.6cc
21 ounces (620ml)
29.5 ounces (870 ml)
VALVE TRAIN
GN-190
0.034-0.044 inch (0.87-1.13mm)
0.058-0.060 inch
(1.48-1.52mm)
0.215-0.216 inch
(5.465-5.480mm)
0.214-0.215 inch
(5.445-5.460mm)
0.294-0.295 inch
(7.461-7.475mm)
1.910 inch (48.48mm)
14.8-16.3 pounds
(6.7-7.4kg)
0.001-0.003 inch
(0.03-0.07mm)
0.001-0.003 inch
(0.03-0.07mm)
0.216-0.217 inch
(5.505-5.520mm)
CRANKSHAFT END PLAY
0.006-0.023 inch
(0.14-0.60mm)
GN-191
2.76 inches (70mm)
1.93 inches (49mm)
188.6cc
21 ounces (620ml)
29.5 ounces (870 ml)
GN-191
45 degrees
0.034-0.044 inch
(0.87-1.13mm)
0.274-0.275 inch
(6.965-6.980mm)
0.273-0.274 inch
(6.965-6.980mm)
0.293-0.294 inch
(7.457-7.475mm)
2.074 inch (52.69mm)
19.8-21.8 pounds
(9.0-9.9kg)
0.001-0.0022 inch
(0.03O.056mm)
0.0018-0.003 inch
(0.07-0.046mm)
0.237-0.2364 inch
(6.02-6.005mm)
0.006-0.023 inch
(0.14-0.60mm)
54
GN-220
2.95 inches (75mm)
1.93 inches (49mm)
216.5cc
21 ounces (620ml)
29.5 ounces (870 ml)
GN-220
0.034-0.044 inch
(0.87-1.13mm)
0.274-0.275 inch
(6.965-6.980mm)
0.273-0.274 inch
6.965-6.980mm)
0.293-0.294 inch
(7.457-7.475mm)
2.074 inch (52.69mm)
19.8-21.8 pounds
(9.0-9.9kg)
0.001-0.0022 inch
(0.03O.056mm)
0.0018-0.003 in.
(0.07-0.046mm)
0.237-0.2364 inch
(6.02-6.005mm)
0.006-0.023 inch
(0.14-0.60mm)