New Piston Oil Rings
Usage:
All 3208 Naturally Aspirated Direct Injection Truck Engines
Description of Change: New piston oil rings are used in piston groups on the above engines. The new rings have an expander spring with wider spaces between the coils of the spring. The wider space will permit more oil to drain back through the piston. The new oil rings are available in standard size and oversize.
Adaptable As: The new oil rings are direct replacements for the former oil rings as shown in the chart.
Caterpillar Information System:
1983/10/05 Oil Shield And Rotocoil Must Be Installed Together For Acceptable Oil Control
1983/10/05 6V3100 Engine Timing Indicator Group May Have 6V7910 Or 6V2192 Transducer
1983/10/05 Repair Of Damaged Threads
1983/10/05 Improved Governor Control Shaft And Seal Will Help Prevent Oil Leakage
1983/10/05 Vent Hole In Water Temperature Regulator Cover Removed
1983/08/31 Reference Chart For Truck Engine News Articles On Improvements To 3306 Truck Engines
1983/08/31 Recommendations For Use Of 6V6125 Infrared Thermometer
1983/08/31 Troubleshooting Engine Vibration; Damper Adapter Can Be Changed
1983/08/31 Information For Repair Of Hydraulic Fuel Ratio Controls
1983/08/31 Use A Pipe Plug For Repairs of Small Holes In Castings
1983/08/31 New 6V7070 And 6V7800 Digital Multimeters Available
1983/08/31 New Governor Drive Gears And Weight Assemblies
1983/10/05 Parts Service Information For Pistons, Connecting Rods, Piston Pins And Rings
1983/10/05 Use 6V6070 Tool Group And New Adjustment Procedure For New Scroll Fuel System
1983/10/05 List Of Service Publications
1983/11/23 Explanation Of Engine High Idle RPM And Correct Adjustment Of Engine Setpoint
1983/11/23 Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures
1983/11/23 New Water Temperature Regulator Has Higher Setting For Cold Weather Operation
1983/11/23 Use 6V6070 Tool Group And New Adjustment Procedure For New Scroll Fuel System
1983/11/23 New Valve Lifter Assemblies Used In Valve Mechanism Groups
1983/11/23 Maintenance Free Battery Available For Use In On-Highway Trucks And Buses
1983/11/23 New Service Centers For 6V3100 Engine Timing Indicator Group
1983/11/23 List Of Service Publications
1983/11/23 Broken Edge Filter Or Plugged Cylinder Head Adapter Can Cause Rough Engine Operation Or Low Power