Section 10

SPECIFICATIONS & CHARTS

ENGINE SPEEDS AND VOLTAGE SPECIFICATIONS

Listed below are normal running voltages, load voltages and frequency ranges.

 

LOAD %

VOLTAGE (VAC)

FREQUENCY (Hz)

 

 

0

123-126

62-63

 

 

50

118-122

62-59

 

 

100

112-118

57-61

 

 

 

 

 

 

TORQUE SPECIFICATIONS

LONG BLOCK TORQUE REQUIREMENTS

HEAD BOLTS

22 ft-lbs (±5%)

 

 

SUMP COVER BOLTS

36 ft-lbs

 

 

CONNECTING ROD CAP BOLTS

16.2 - 19.8 ft-lbs

 

 

VALVE COVER BOLTS

4.8 - 5.5 ft-lbs

 

 

ROCKER ARM JAM NUTS

156.6 - 191.4 in-lbs

 

 

OIL PRESSURE RELIEF COVER BOLT

7.4 ft-lbs

 

 

OIL FILTER ADAPTER

9 ft-lbs

 

 

IGNITION COILS

6.7 - 8.1 ft-lbs

 

 

INTAKE MANIFOLD

12.6 - 15.4 ft-lbs

 

 

FAN RETAINER

16 - 20 ft-lbs

 

 

LARGE AND SMALL PULLEY

34.2 - 41.8 ft-lbs

 

 

TRIM TORQUE REQUIREMENTS

 

 

 

M3-.5 PHILLIPS PAN HEAD SCREW INTO ALUMINUM

50 in-lbs

 

 

M6-1 TAPTITE SCREW INTO ALUMINUM

96 in-lbs

 

 

M6-1 TAPTITE SCREW INTO WELDNUT

96 in-lbs

 

 

M8-1.25 TAPTITE SCREW INTO ALUMINUM

18 ft-lbs

 

 

STARTER BRACKET TO BLOCK

18 ft-lbs

 

 

GOVERNOR LEVER PINCH BOLT

120 in-lbs

 

 

FLYWHEEL NUT

135 - 165 ft-lbs

 

 

SPARK PLUG

15 ft-lbs

 

 

RV TORQUE REQUIREMENTS

 

 

 

EXHAUST OUTLET BOLTS

18 ft-lbs

 

 

STATOR BOLTS

7.2 - 8.8 ft-lbs

 

 

M6-1 TAPTITE SCREW INTO PIERCED HOLE

96 in-lbs

Refer to Engine Service Manual No. 0E2081 for complete GTV-760/990 V-Twin OHVI engine service information.

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Generac Power Systems 75, 55, 65 manual Engine Speeds and Voltage Specifications

65, 75, 55 specifications

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