1979/04/04 Caterpillar


Four Crankshaft Rear Seals Are Available For Use On 3304 And 3306 Engines

Usage:




3304 and 3306 Engines

There are four crankshaft rear seals available for use on 3304 and 3306 Engines. Two of the seals are used with a wear sleeve and the other two seals are not used with a wear sleeve. The chart that follows shows which crankshaft rear seals use a wear sleeve and which do not. Check the Parts Book to see which crankshaft seal is needed for your engine.

Special Instruction Form Number SMHS7100 is available for installation instructions on crankshaft seals and wear sleeves.

Caterpillar Information System:

1979/04/04 New Oil Jet Tube In Cylinder Block Gives More Clearance For Pistons And Connecting Rods
1979/04/04 New Fabricated Tools Available For Service Work On 7211 And 7221 Marine Transmissions
1979/03/14 Replacement Bushing Available For Cast Iron Rocker Arms Only
1979/03/14 Information About The Use Of Earlier Cylinder Heads And Liners With Spacer Plate Cylinder Blocks; List Of Earlier Articles
1979/03/14 Revision To Guideline For Reusable Parts Is Available
1979/03/14 List Of Service Publications
1979/03/14 Larger Diameter Washer Is Used To Hold Air Transfer Pipe In Aftercooler Flange
1979/03/14 Maintenance Procedures For Extended FPTO Life On 3408 And 3412 Marine Engines
1979/03/14 Main Bearings Now Have Larger Diameter Oil Hole For Better Lubrication Of Main And Rod Bearings
1979/03/14 8L4525 Flange Is Available Again For Parts Service Of 3192 Marine Transmissions
1979/03/14 Improvements Made To Fuel Injection Pump And Governor Group
1979/03/14 New Engine Cylinder Block Used
1979/04/04 List Of Service Publications
1979/04/04 New Woodward Governor Control Used On Diesel Engines; Former Control Now Used On Gas Engines Only
1979/04/04 Improved Fuel Priming Pumps Give Longer Service Life
1979/04/04 Fabricated Air-To-Water Aftercooler Available For Dynamometer Testing Of Engines Equipped With Air-To-Air Aftercoolers
1979/04/04 A Reverse Connection Of Oil Filter Hoses Can Cause Bearing Failures
1979/04/04 New Pistons And Timing Advance Unit Give Better Emissions Control And Easier Starts
1979/04/25 6V112 Repair Kit Available For Parts Service Of The 8H8558 Nut Spinner
1979/04/25 Inspection Of Connecting Rods In Parts Stocks
1979/04/25 Conversion Group Available To Install Woodward Governor On Engines Equipped With Mechanical Governor
1979/04/25 Careful, Correct Installation And Maintenance Of Fuel Injection Lines Is Very Important To Prevent Possible Engine Damage, Fire And Other Problems
1979/04/25 Inspection Of Oil Pump After Long Periods Of Service Can Prevent Engine Damage
1979/04/25 How To Extend The Service Life Of 1P5550 Fuel Cam Locking Tool Assembly
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