New Elbow Between Turbocharger And Air Inlet Manifold Has Hole For Ether Starting Aid{1058,1456}
Usage:
3406 Industrial Engines;
3406, 3408 Truck Engines;
245 Excavators;
16G Motor Graders
Description of Change: A new elbow is used between the turbocharger and the air inlet manifold on the above models. These engines do not have aftercoolers. The new elbow has a hole with 1/4"-18 NPTF threads to permit the installation of an ether starting aid.
Adaptable As: Direct replacement when the new parts are used together.
Caterpillar Information System:
1977/11/14 New Exhaust Manifolds Made Of Stronger Material{1059}
1977/11/14 Exhaust Valves With 30° Face Angle Now Used For Parts Service{1101,1103,1105}
1977/11/14 New Electric Starting Motor Has Longer Brush Life{1453}
1977/11/07 Precision Oil Pump Bearings Now Available{1304}
1977/11/07 Improved Crankshaft Main Bearings And Connecting Rod Bearings With Higher Strength Aluminum Alloy{1203,1219,1230}
1977/11/07 Crankshaft Support Groups Are Available To Measure Bent Crankshafts{0653,1202}
1977/10/31 Some Wobble Is Acceptable In Rubber Vibration Dampers For Crankshafts{1205}
1977/10/31 With New 5P7448 Adapter, Earlier Fuel Injection Valves And Nozzles Can Be Tested And Adjusted On The 5P4150 Nozzle Testing Group{0651,1254}
1977/10/31 New Governor Spring Changes Speed Regulation{1264,1286}
1977/10/31 New Hydraulic Flow Meter Has Many Improvements To Make It Easier, Faster And Safer To Use Than The Former Flow Meter{0651,5050}
1977/10/24 Replacement Bearings Have Aluminum Alloy With More Strength{1203,1213,1230}
1977/10/24 New Piston Group Has Improved Iron Band In The Piston Body{1214}
1977/11/21 New Crankshafts Do Not Have Lightening Holes And Lubrication Passages Connected Together{1202,1219}
1977/11/21 Larger Diameter Holes Are Now Used In The Rocker Arm Shaft To Give More Oil Flow To Rocker Arm Bearings{1102}
1977/11/21 Improved Shaft Seal Material Used In All Vane-Type Hydraulic Pumps; Seal Kits Are Canceled{5055}
1977/11/21 New Housing And Impeller Assembly For Water Pump And Drive Group{1361}
1977/11/21 Add Chamfer To Cartridge Assembly Bearings To Prevent Oil Leakage{1052,1053}
1977/11/28 Reference Chart For Main And Connecting Rod Bearings{1203,1219,1230}
1977/12/05 Water Separators Needed On Machines And Engines In The Field With SMFS{1250,0336}
1977/12/05 New Oil Filter Base Has Reinforcement Around The Center To Prevent Possible Cracks{1306}
1977/12/05 Use The 5P8610 Auxiliary Fitting Group To Charge Two Suspension Cylinders At The Same Time{0690,7201}
1977/12/05 New Fuel Injection Valve Assembly Has Improved Internal Components{1254}
1977/12/12 Use Hardened Flat Washers With Diagonal-Split Hydraulic Flanges{5057,7553}
1977/12/12 New Coolant Tube And Regulator Housing Used With Water Cooled Exhaust Manifold Gives More Clearance For Hooks To Lift The Engine{1350,1355,1380}