Cat 259B3 Engine Parts 

Cat 259B Series 3 Compact Track Loader Engine Parts 

Located in the USA with delivery available to Canada, Caribbean and worldwide. 

Note: These newer Cat C3.4 DIT Series 2 engines and Cat C3.4 DIT Series 3 engines can have different pistons, compression ratios, different crankshafts, and different internal parts than the older 3044 and C3.4 engine. Please provide your serial number to determine the correct parts for your engine. 


Crankshafts

Crankshaft Kits 

Engine Overhaul Kits

Engine ReRing Kits 

Turbocharger Rebuild Kits 

Connecting Rods

Engine Oil Pumps 

Engine Oil Coolers 

Camshafts

Lifters / Tappets 

Crankcase Soft Plug Sets

Cylinder Head Soft Plug Sets 

Injectors

Glow Plugs 


Cat 259B3 Crankshaft Kit includes: crankshaft, rod bearings, main bearings, thrust washers, 


Cat 259B3 Engine ReRing Kit includes: piston rings, rod bearings, main bearings, thrust washers, 

upper engine gasket and seal set, lower engine gasket and seal set with front and rear crankshaft seals. 


Cat 259B3 Engine Overhaul Kit includes: pistons, piston rings, piston pins, piston pin retainers,  

rod bearings, main bearings, thrust washers, piston pin bushings,

upper engine gasket and seal set, lower engine gasket and seal set with front and rear crankshaft seals. 


Cat 259B3 Piston Size Options in inches :   ( diameter at piston skirt ) 

Standard Piston: 3.6990 to 3.7002 Inch 

.010 Inch Oversize Piston: 3.7089 to 3.7100 Inch 

.020" Oversize Piston: 3.7187 to 3.7199 Inch 


Cat 259B3 Piston Size Options in metric millimeters :   ( diameter at piston skirt ) 

​Standard Piston: 93.955 to 93.985MM 

.25MM Oversize Piston: 94.205 to 94.235MM

.50MM Oversize Piston: 94.455 to 94.485MM 

 

Cat 259B3 Main Bearing Size Options  in inches: 

Standard Main Bearing Journal 3.0691 to 3.0697 Inch 

.010" Undersize Main Bearing Journal 3.0591 to 3.0597 Inch

.020" Undersize Main Bearing Journal 3.0491 to 3.0497 Inch 

.030" Undersize Main Bearing Journal 3.0391 to 3.0397 Inch

.040" Undersize Main Bearing Journal $3.0291 to 3.0297 Inch 


Cat 259B3 Main Bearing Size Options in metric millimeters

Standard Main Bearing Journal 77.955 to 77.970MM  

.25MM Undersize Main Bearing Journal 77.705 to 77.720MM 

.50MM Undersize Main Bearing Journal 77.455 to 77.470MM 

.75MM Undersize Main Bearing Journal 77.205 to 77.220MM

1.00MM Undersize Main Bearing Journal 76.955 to 76.97MM 


​Cat 259B3 Rod Bearing Size Options  in inches: 
Standard Rod Bearing Journal 2.2817 to 2.2823 Inch 
.010" Undersize Rod Bearing Journal 2.2719 to 2.2724 Inch
.020" Undersize Rod Bearing Journal 2.2620 to 2.2626 Inch 
.030" Undersize Rod Bearing Journal 2.2522 to 2.2528 Inch
.040" Undersize Rod Bearing Journal  2.2422 to 2.2428 Inch 

Cat 259B3 Rod Bearing Size Options in metric millimeters : 
Standard Rod Bearing Journal 57.955 to 57.970MM  
.25MM Undersize Rod Bearing Journal 57.705 to 57.720MM 
.50MM Undersize Rod Bearing Journal 57.455 to 57.470MM 
.75MM Undersize Rod Bearing Journal 57.205 to 57.220MM
1.00MM Undersize Rod Bearing Journal 56.955 to 56.970MM 


We have small stock of new engine parts from old workshop inventory. 

Contact us for Cat 259B3 C3.4DIT engine parts 

Email: EngineParts@HeavyEquipmentRestorationParts.com 

Alternate email: EngineParts2@gmail.com 

Phone: 269 673 1638

Fax:  269 673 7226

Text: 269 760 8652

Website: www.HeavyEquipmentRestorationParts.com 


Heavy Equipment Restoration Parts LLC

4730 118th Ave

Fennville Michigan 49408 USA 



                                           

Cat 259B3 Engine Parts C3.4DIT Engine Parts