Two Different Piston Oil Ring Designs Used{1215}
Usage:
3300 And 3400 Series Engines
Two different piston oil ring designs are used in the above engines. The illustration shows the differences in the cross sections of the two designs. An oil ring of either design may be replaced with an oil ring of the other design. Oil rings of both designs may be used in the same engine. Both designs provide similar performance. Both oil ring designs have the same part number.
NOTE: Each oil ring design must be used with the correct spring. The correct spring is provided with each oil ring. Do NOT use the spring from one design oil ring with the other design oil ring.
Cross sections of each oil ring design.
Caterpillar Information System:
1985/11/11 Caterpillar Offers Remanufactured Turbocharged 3208 Engines At Significant Savings{1000,7754}
1985/11/11 Anti-Seize Compound And/Or Grease Not To Be Used On Fuel Pump Bonnet Retaining Bushings{1251}
1985/11/11 New Retaining Rings Used In BrakeSaver Groups{1155}
1985/11/11 Tape Tool Marker Is Available{0600}
1985/11/11 Special Bolts Help Prevent Unauthorized Modification Of Fuel System And Governor Settings{1250,1264,1278,1287}
1985/11/11 Effects Of Liner Wear In Engines Using Plasma Coated Top Rings{1215,1216,7770}
1985/11/11 Exhaust Manifold Gasket Leaks May Be Prevented By Correct Installation{1059,1050,1061}
1985/11/04 New Instruction Films (Decals) Available {7405,7451}
1985/11/04 Meter Panel Cover Folds Down Completely {7451}
1985/11/04 Reusability And Assembly Recommendations For Conventional And Inverted Duo-Cone Seals {7561}
1985/10/28 Air Regulated Torque Wrench Group Available{0614}
1985/10/28 New Marine Transmission Oil Cooler Group Available{3320}
1985/11/18 Bolt Removed From Governor And Fuel Injection Pump Group{1286,1253,1287}
1985/11/18 Remanufactured Crankshafts Are Available In Standard And Two Undersize Dimensions (U.S. and Canada){1202,7754}
1985/11/18 Filter Added To Drain Hole In Water Pumps{1361}
1985/11/25 Faster Response Water Temperature Regulators; Service Simplified{1350,1355}
1985/11/25 New Fuel Ratio Control Group Used On Engines Equipped With New Scroll Fuel System{1278}
1985/11/25 Output Shaft Group Improved{3305}
1985/11/25 Canister Size Of Coolant Conditioner Element Has Changed{1350}
1985/11/25 Oil Pressure Shutdown Specifications Change For Hydramechanical Shutoff System{1085}
1985/12/09 New Ratchet Wrenches Available For Tube Fittings{0600}
1985/12/09 A Water Separator Can Help Prevent Fuel Injector Damage If Fuel Is Contaminated With Water{1263,1250,1273}
1985/12/09 Service Life Of OEM Primary Fuel Filters{1250,1260}
1985/12/09 New, Tougher Gasket Used Between Block And Front Housing{1151,7555}