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.
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REPRESENTATIVE SERIES IMAGECylinder Blocks · Cummins
Cummins M11 / ISM / QSM11 Cylinder Block
OE 3803717 / 4060393
Aftermarket replacement for B2B importers, distributors, wholesalers and private-label programs.
- Product category
- Cylinder Blocks
- Brand application
- Cummins
- Engine / model
- M11 / ISM / QSM11
- OE references
- 3803717 / 4060393
- Application
- Cummins ISM QSM11
Representative image of this product series — the actual part may differ. Confirm final specification and application before ordering.
PRODUCT OVERVIEW
ABOUT THIS CYLINDER BLOCK.
The TRUPA Cummins M11 / ISM / QSM11 Cylinder Block is an aftermarket replacement cylinder block referenced to OE numbers 3803717, 4060393. It is listed for Cummins ISM QSM11 (M11 / ISM / QSM11). 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.
APPLICATION & FITMENT
Listed for Cummins ISM QSM11. More parts for Cummins. Engine family: Cummins M11 / ISM / QSM11.
OE & INTERCHANGE NUMBERS
- 3803717
- 4060393
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.
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VIEW PRODUCT →B2B SOURCING
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