Owner’s Manual &
Installation Instructions
Revision 6e
Page 50
Engine Specifications
Required Fuel Octane
550, 570, 625, and 7-10 models
91 (R + M)/2 Minimum
Engine Coolant
Mopar 5 Yr/100,000 mile formula antifreeze
(MS-9769) (50/50 mix)
550, 570, and 625 models
15W50 Mobil 1® Synthetic
7-10 model
0W40 Mobil 1® Synthetic
Power Steering Fluid Dextron
III
/ Mercon ATF
550 model
5300-5800 RPM (5900 RPM limit)
570 model
5250-5750 RPM (5800 RPM limit)
625 model
5400-6000 RPM (6100 RPM limit)
7-10 model
5600-6200 RPM (6300 RPM limit)
550, 570, and 625 models
Champion:
RC12ECC
0.035”-0.038”
a
7-10 model
NGK:
ZFR6F-11G
0.038”-0.042”
a
Normal Oil Pressure
70 – 75 psi @ idle with warm oil
550, 570, and 625 models
55 psi (nominal)
7-10 model
72 psi (nominal)
Normal Coolant Temperature
155 – 180º F
Normal Oil Temperature
150 – 230º F
Normal Battery Voltage 14.0 – 14.5 Volts when running
Engine Oil
Spark Plugs
Recommended Engine Speed
Normal Fuel Pressure