New Gasket Used In Exhaust Manifold Group{1059}
Usage:
3406 Engines ( 90U, 91U, 92U, 70V)
Description of Change: A new exhaust manifold gasket is used on 3406 Engines. The new gasket has a different design, and will give longer service life than the former gasket.
Adaptable As: The new 7N8175 Gasket is a direct replacement for the former 4N789 Gasket, which is canceled. A quantity of six gaskets are used per engine.
Caterpillar Information System:
1978/09/04 Correct Procedure To Adjust Front Power Takeoff Clutches{3055}
1978/09/04 New Torque Specification Used On Bolts That Hold The Cylinder Head{1101}
1978/09/04 New Vent Tube For Water Cooled Turbocharger{1380,1052}
1978/09/04 New Camshaft Rear Bearing For The Sleeve Metering Fuel System{1253}
1978/08/28 Different O-Ring Seals Now Used In Fuel Injection Pump Group{1251}
1978/08/28 New Oil Supply Line And Gasket For Turbocharger{1307,1052}
1978/08/28 New 5P8744 Adapter Assembly And Special Instruction Procedures For 5P4150 Nozzle Tester Group{0650}
1978/08/28 New Design Seals Decrease Shaft Wear In Fuel Transfer Pump{1256}
1978/08/28 Change In Procedure To Check Main Bearing Clearance{1203}
1978/08/28 A New Ram Support For Use With The Field Service Hose Press{0623}
1978/08/28 Tips For Service Information Retrieval System (SIRS) Users{0374}
1978/08/21 Improved Piston Pins Are Made Of Different Material For Better Hardness Characteristics When Heat Treated{1214}
1978/09/04 New Nozzle Assembly Used In Fuel Injection Valves{1254}
1978/09/04 New Water Pump Gives More Pressure{1361}
1978/09/11 New Drive Adapters For Fuel Injection Test Bench{0650}
1978/09/11 New Diaphragm Used In Mechanical Shut-Off Groups Has Identification For Correct Installation{7418}
1978/09/11 Correct Installation Of Crankshaft Thrust Plates Is Very Important To Prevent Engine Damage{1203}
1978/09/18 Tips For Service Information Retrieval System (SIRS) Users{0374}
1978/09/18 Permanent Installation Quick Disconnects For Pressure Testing Now Available{0651}
1978/09/25 New Springs Available For Forward And Reverse Clutches, And New Tool To Correctly Position The Clutches Of Twin Disc MG514 Marine Transmission{3302,0626}
1978/09/25 Use New 6V22 Tool Group To Make Replacement Of Worn Governor Spring Guides{0620}
1978/09/25 Tips For Service Information Retrieval System (SIRS) Users{0374}
1978/09/25 Adjustment Procedures And Lubrication Recommendations For Drive Pulleys On Caterpillar Fuel Injection Test Bench{0652}
1978/09/25 New 6V1 Seal Kit Available For Service Repair Of High Pressure Tee Test Couplers{0623,7555,5057}