Category Archives for Engine News

Procedure To Clean Oil Passages In Crankshafts And Cylinder Blocks

All Engines It is Caterpillar’s recommendation that the procedure that follows should be used to clean all new, used (crankshafts and cylinder blocks that are to be used again) and reconditioned crankshafts and cylinder blocks before they are assembled. One … Continue reading

22. May 2018 by sam
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Procedure To Salvage 4.75″ Bore Cylinder Blocks

1. Counterbore the damaged area until the fretting, corrosion, cracks, or worn step on top of the block under the liner flange is removed. 2. Measure the depth of the counterbore and select the next thickest shim. Use only ONE … Continue reading

22. May 2018 by sam
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Use Only Stainless Steel Cylinder Liner Shims To Salvage Damaged 4.75″ Bore Cylinder Blocks

3300 Family Of Engines Reference: Special Instruction; Form FM055228-03; “Using 8S3140 Cylinder Block Counterboring Tool Arrangement” for All Caterpillar Engines With Cylinder Liners; Page 15. Only stainless steel cylinder liner shims are recommended for salvage operations on 4.75″ bore cylinder … Continue reading

22. May 2018 by sam
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Oversize Main Bearings Used In Remanufactured Engines Are Also Available For Parts Service

3300 Family Of Engines Oversize main bearings are being used in the short blocks of Remanufactured 3300 Engines. These bearings are also available for parts service when overhaul or repair of these engines is required. The bearings are available in … Continue reading

22. May 2018 by sam
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Be Sure To Use Correct Cup Plugs On OR2077, OR2554, And OR3258 Remanufactured 3304 And 3306 Short Blocks

Some Remanufactured 3304 and 3306 short blocks are built with block castings that have two core plug openings on the left side of the block. These openings are sealed with 3S8313 Cup Plugs. Most parts books do not show the … Continue reading

22. May 2018 by sam
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Cylinder Pack Puller Groups Improved

3300, 3400 And 1.7 Liter Families Of Engines Description of Change: The cylinder pack puller groups have been improved. A new shorter base cone is used in the puller group. Also, the base plate and the bolt that fastens the … Continue reading

22. May 2018 by sam
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Oversize Main Bearings Used In Remanufactured Engines Are Also Available For Parts Service

3300 Family Of Engines Oversize main bearings are being used in the short blocks of Remanufactured 3300 Engines. These bearings are also available for parts service when overhaul or repair of these engines is required. The bearings are available in … Continue reading

27. February 2018 by sam
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40 Power Microscope is Available for Inspecting Bearing Journals on Crankshafts

Caterpillar Products: All 3500 Family Pumpers 3500 and 3500B Family Generator Sets and Power Modules with Standard Displacement Engines with ACERT Technology Equipped with Air CompressorsCaterpillar Products: All 3500B EnginesCommercial and Truck Engines: 3176 3406E C-10 C-12 C-15 C-16Electric Power … Continue reading

27. February 2018 by sam
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Procedure To Clean Oil Passages In Crankshafts And Cylinder Blocks

All Engines Cleanliness is a major factor in preventing bearing failures. Do not assemble debris into the engine. Successful overhauls demand clean work areas and clean components for assembly. It is important that the correct procedures and tools are used … Continue reading

21. February 2018 by sam
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Causes And Correction Of Opposite Crankshaft Rotation In Direct Injection Engines

There have been reports of direct injection engines experiencing brief opposite rotation of the crankshaft. There are several conditions which can lead to opposite rotation of the crankshaft. Most of these conditions occur when there is excessive engine load at … Continue reading

21. February 2018 by sam
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