WHAT IT DOES
The cylinder block is the engine's main structure, carrying the cylinders, crankshaft bearings, oil galleries and coolant jackets. Replacement blocks are used for engine rebuilds after cracking or bore damage.
USA & BRAZIL PARTNER WAREHOUSESDOOR-TO-DOOR SERVICESMALL ORDERS WELCOME
Cylinder Blocks · Cummins
Cummins ISF3.8 Cylinder Block
OE 5256400
Aftermarket replacement for B2B importers, distributors, wholesalers and private-label programs.
- Product category
- Cylinder Blocks
- Brand application
- Cummins
- Engine / model
- ISF3.8
- OE references
- 5256400
- Application
- Cummins ISF3.8
- Gross weight
- 95 kg
- Packing size
- 560 × 400 × 510 mm
Confirm final specification and application before ordering.
PRODUCT OVERVIEW
ABOUT THIS CYLINDER BLOCK.
The TRUPA Cummins ISF3.8 Cylinder Block is an aftermarket replacement cylinder block referenced to OE number 5256400. It is listed for Cummins ISF3.8. TRUPA supplies it to importers, distributors, wholesalers and private-label programs, with China export supply and partner-warehouse support in the USA and Brazil for eligible orders. Packed gross weight is approximately 95 kg, with a packing size of 560 × 400 × 510 mm.
APPLICATION & FITMENT
Listed for Cummins ISF3.8. More parts for Cummins. Engine family: Cummins ISF3.8.
OE & INTERCHANGE NUMBERS
- 5256400
BEFORE YOU ORDER
- OE / casting number and engine model
- Bare block or long-block configuration
- Liner type (wet liner, dry liner or parent bore)
COMMON REPLACEMENT SIGNS
- Cracks in the water jacket or main bearing webs
- Bore damage beyond rebore limits
- Coolant and oil mixing through internal cracks
QUALITY CHECKS
Blocks should be pressure-tested, with bore, deck and main-bearing alignment checked before supply. How TRUPA approaches quality control.
RELATED CYLINDER BLOCKSVIEW ALL CYLINDER BLOCKS →
Cylinder Blocks / Cummins
Cummins B3.3 Cylinder Block
OE 5254546 / 5254544
VIEW PRODUCT →
Cylinder Blocks / Cummins
Cummins 4BT / 4D102 Cylinder Block
OE 3903920 / 4089546
VIEW PRODUCT →
Cylinder Blocks / Cummins
Cummins 6BT / 6D102 Cylinder Block
OE 3935943
VIEW PRODUCT →
Cylinder Blocks / Cummins
Cummins 6BT / 6D102 Cylinder Block
OE 3928797
VIEW PRODUCT →
Cylinder Blocks / Cummins
Cummins 6CT Cylinder Block
OE 3939313 / 5260561
VIEW PRODUCT →
Cylinder Blocks / Cummins
Cummins 6CT Cylinder Block
OE 3934900 / 3971411
VIEW PRODUCT →B2B SOURCING
NEED MORE OE NUMBERS?
Send your product list, target quantity and market. We will check application coverage and delivery options.