1997/05/01 Caterpillar


Improved Combustion Gasket Provides Better Control Of Combustion Chamber Crevice Volume{1124}

Usage:


G3606 (3XF),
G3608 (4WF),
G3612 (1YG),
G3616 (4CG) Industrial Engines

Description of Change: An improved combustion gasket is available for use in the above engines. The thickness of the gasket has been changed from 4.2 mm (.17 in) to 4.0 mm (.16 in). The improvement provides better control of the combustion chamber crevice volume.

Adaptable To: The improved 143-2878 Combustion Gasket replaces the former 123-0983 Combustion Gasket in the above engines back to first production. The former 123-0983 Combustion Gasket has been discontinued.

Caterpillar Information System:

1997/05/01 New O-Ring Seal Used In Aftercooler Groups{1063}
1997/05/01 New Electronic Pyrometer And Instrument Panel Mounting Group Improves Reliability{7451,7466}
1997/05/01 New Oil Pan Drain Groups Allow More Oil To Be Removed From The Oil Pan{1302}
1997/05/01 Improved Cylinder Liner Has Longer Service Life{1216}
1997/05/01 Structural Improvement To Piston Permits Removal Of Piston Coatings{1214}
1997/05/01 New Rocker Arm Cover Base Assembly Has Threaded Inserts For Increased Durability{1120}
1997/05/01 New Engine News Special Edition, Product Support Update-3500 Diesel Commercial Engines, SEBD9243 Is Available{1000}
1997/05/01 3408C And 3412C High Performance Marine Engine Software Release{1920}
1997/05/01 New Electronic Actuator Group (Flo-Tech 68) Provides Improved Stability{1907}
1997/05/01 New Basic Exhaust Bypass Groups Include New Valve And New Diaphragm{1057}
1997/05/01 Procedure To Investigate Misfires On Engines Equipped With Electronic Unit Injectors (EUI){1290}
1997/04/01 New Two-Piece Clamp Assembly Prevents O-Ring Bore Wear And Leakage{7554}
1997/05/01 Improved Camshafts Provide Longer Service Life{1210}
1997/05/01 Recommended Operating Procedure And New Change Criteria For Vokes Fuel Filters{1261}
1997/05/01 Increased Oil Flow Rates From Inlet Valve Metering Pump{1300}
1997/05/01 Improved Spark Plug Has Increased Service Life{1555}
1997/05/01 Part Number Cross-Reference For Caterpillar And Vulkan© Engine Output Flexible Coupling Groups{3279}
1997/05/01 Special Instructions Available For Calibration Of Temperature And Pressure Contactors{7403,7404,7407,7408,7414,7417,7418}
1997/05/01 New Alternator Now Used{1405,7168}
1997/06/23 Mechanical Unit Fuel Injector Groups Spill Shield Changed {1290}
1997/06/23 New Deeper Oil Pan Used In Oil Pan Group; New Oil Level Gauge Marking Chart {1302,1326}
1997/06/23 New Chrome-Plated Stem On Exhaust Valve Increases Valve And Valve Guide Wear Life {1105,1100}
1997/06/23 New Fuel Injectors Reduce Oil Carryover {1290}
1997/06/23 Worldwide Listing Of ABB Turbocharger Service Stations {1052}
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