Top Rings For Pistons Have Two Designs{1215,1214}
Usage:
3208 Engines In All Applications
There are two designs for the top rings for pistons used in all 3208 Engines. One ring design has a step at the top, inner diameter. The other design has a bevel at the top, inner diameter.
The operation characteristics of the two ring designs are the same. Rings of either design can be used in place of the other.
The difference in design is the result of the methods used to machine the rings.
Comparison of ring designs.
Caterpillar Information System:
1981/07/13 Use 6V4805 Valve Seat Extractor Group To Remove Valve Seat Inserts{0621}
1981/07/13 Add New Information To Two Current Guidelines For Reusable Parts{0374}
1981/07/06 Use 6V4172 Injector Sleeve When You Clean Fuel Injectors{0622,1250}
1981/07/06 6V4133 Wedge Bracket Makes Cylinder Liner Removal Easier{0621}
1981/07/06 Use 6V4068 Tool Group To Machine Camshaft Thrust Face{0663,1253}
1981/07/06 Stronger Fitting Used With Sending Unit For Oil Pressure Gauge{7457,7451,3310,3314}
1981/07/06 Single Connector Prevents Leakage From Fuel Filter Lines Groups{1274,1262}
1981/07/06 New Retainers Used To Hold Oil Pump Output Tube In Manifold{3314}
1981/07/06 All Size Identification Marks On Engine Bearings Are Now Shown In Millimeters{1000,1230,1219,1203}
1981/07/06 Mailing Of Engine News And Truck Engine News Microfiche Libraries{0374}
1981/07/06 New Turbocharger, Turbocharger Oil Line And Aftercooler Air Lines Group Used{1052}
1981/07/06 6V3176 Relief Valve Available For Center Hole Double Acting Hydraulic Cylinders{0623}
1981/07/13 Coolant Conditioner Elements And Their Capacities{1350}
1981/07/13 Remove Piston Cooling Tubes Before Removal Of Pistons And Connecting Rods{1214,1218,1201,1225,1307}
1981/07/13 Washer, Seal Added To Improve Oil Filter Assembly{1306,1318}
1981/08/03 Indications Of High Oil Temperatures In BrakeSaver Circuit Can Be Caused By Wrong Gauge Connection{1155,1159,7450}
1981/08/03 Delay Expected In Replacement Of Canceled Service Tools{0651}
1981/08/03 New Information System For Engine Gasket Kits{7555}
1981/08/03 FT1633 And FT1634 Return Cap Assemblies Permit Easier Installation Of Flow Meter Tools{0651,5050}
1981/08/10 Voltage Converter Assembly Now Available{1400,1410,1561}
1981/08/10 Certification Film Necessary On Engines Adjusted For High Altitude Operation{7557,1251,1257,1264}
1981/08/10 New Water Temperature Regulator Improves Temperature Control{1355,1354}
1981/08/10 Use Correct Parts In Oil Pressure Relief Valve{1315,1304}
1981/08/10 Explanation Of Differences In Timing Advance Information{0374,1250}