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 Thrust Washers Improve Service Life Of Differential Case{3258}
1985/11/11 Stronger Doors Used On Top Of Hood And Guard Group{7263}
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 Adjusting Ring Changed In The Secondary Brake Air Control Valve Group{4282}
1985/11/11 New Retaining Ring Used In Carrier Of Torque Converter{3127,3101}
1985/11/04 Improved Pin Assembly Used In Pin Coupler Mounting And Cylinder Group {6129,6118}
1985/11/04 New Instruction Films (Decals) Available {7405,7451}
1985/11/04 Meter Panel Cover Folds Down Completely {7451}
1985/11/18 New Carbody Gives Improved Service Life In Extreme Service Applications{7060}
1985/11/18 Bolt Removed From Governor And Fuel Injection Pump Group{1286,1253,1287}
1985/11/18 240 Volt Jacket Water Heater Available{1383}
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 Left Side Mirror And Door Seal Available{7319,7308,7300}
1985/11/25 New Fuel Ratio Control Group Used On Engines Equipped With New Scroll Fuel System{1278}
1985/11/25 Improvements To Boom And Upper Frame Extends Service Life Of Pin Bores, Pins, And Bearings{6501,7051}
1985/11/25 Operator Console Group Improved{5200}
1985/11/25 New Duo-Cone Seal Groups Used in Service and Parking Brake Groups{4251,7561}
1985/11/25 Improved Bearing Retention In Planetary Group{3150}