New Inlet/Exhaust Valve Has A Chrome Stem
Usage:
G3508 (2FJ),
G3512 (4KC),
G3516 (3RC) Engines
Description of Change: A new inlet/exhaust valve with a chrome stem is used. The new valve increases valve train efficiency and reduces the occurrence of valve sticking.
Adaptable To: The new 104-7184 Inlet/Exhaust Valve is a direct replacement for the former 4P-2852 Inlet/Exhaust Valve. The new inlet/exhaust valve is in effect as shown in Chart A. The new inlet/exhaust valve can be installed in the engines identified in Chart B. The new inlet/exhaust valve has a face angle of 191/4 degrees. The former inlet/exhaust valve has a face angle of 193/4degrees. Although the face angle has changed, the two valves are completely interchangeable upon retrofit.
Caterpillar Information System:
1993/12/01 New Fuel Injection Lines, Clamps, And Brackets Used In Fuel Injection Lines Groups
1993/12/01 The 1W-1420 Oil Cooler Bracket For Marine Gears Has Been Modified
1993/12/01 Clarify Usage Of Parts Service Cylinder Head Gaskets
1993/12/01 New Fuel Filter Helps Prevent Hard Starting Due To Injector Wear
1993/12/01 New Control Assemblies Used In Fuel Injection Control Groups
1993/11/01 Training Available Via Videotapes For Service And Marketing Systems
1993/11/01 0R5207 Remanufactured Starter May Not Fit In Some Applications
1993/11/01 8T-8697 Electronic Control Analyzer Programmer (ECAP) Improved
1993/11/01 New Exhaust Valve and Water Cooled Valve Seat Inserts (Heavy Fuel Engines Only)
1993/11/01 Alarm/Shutdown System For Cogeneration Or Landfill Applications
1993/11/01 Oil Recommendations For The 3500 Family Of Engines
1993/11/01 New Cylinder Block Groups Have Additional Material Added To The Camshaft Bore Area
1993/12/01 Carburetor Control Linkage (EG3P Governor)
1993/12/01 New High Temperature Resistant Seal Group Available For Jacket Water Pump
1993/12/01 Oil Guidelines For 3600 Engines
1993/12/01 Uses, Characteristics, And Removal of Castrol Tarp®, Tarp-B®, And 4164®
1994/01/01 New Valve Cover Gasket Used{1107}
1994/01/01 Low Coolant Level Plate In Radiator May Cause False Coolant Level Readings{1353}
1994/01/01 New Piston Body Has Improved Bonding Between Iron Band And Aluminum Body{1214}
1994/01/01 New Diaphragm Used In Governor Air Actuator Group Improves Service Life{1265}
1994/01/01 New 3161 Governors{1289}
1994/01/01 New Torque Specification For The Bolts That Fasten The Rear Housing To The Cylinder Block{1151}
1994/01/01 Proper Storage of Caterpillar Electric Set Generators{1404}
1994/01/01 List of Service Publications