Doosan DB58T Engine Cylinder Liner 65.01201-0068

Doosan DB58 / DB58T Cylinder Liner 65.01201-0068

The 65.01201-0068 cylinder liner is supplied for Doosan and Daewoo DB58 / DB58T diesel engine repair. It is used during engine overhaul when the original cylinder bore is worn, scratched, damaged or no longer suitable for stable piston ring sealing performance.

This page is focused on the DB58 / DB58T engine cylinder liner application. It is different from the Yanmar 4TNE / 4TNV liner pages and should keep its own Doosan DB58 engine signal, part number signal and overhaul confirmation notes.

Part Number and Engine Application

The main part number for this page is 65.01201-0068. It is used as a cylinder liner reference for Doosan / Daewoo DB58 and DB58T diesel engine applications. This page does not use an additional Ref Cross number because no reliable interchangeable cross number has been confirmed for this product page.

Part Number: 65.01201-0068

Engine Model: Doosan / Daewoo DB58 / DB58T

Product Type: Engine Cylinder Liner

Supply Quantity: 6 pieces for one 6-cylinder engine set

Use: Diesel engine overhaul and cylinder bore repair

Key Checking Points Before Order

Cylinder liners should not be confirmed only by the engine model or excavator model. For accurate matching, please check the removed liner dimensions, old part number, liner type and engine nameplate before shipment.

Engine Check: Confirm whether the engine is DB58 or DB58T.

Part Number Check: Confirm 65.01201-0068 from the old part record, supplier record or removed sample.

Old Sample Check: Provide clear photos of the removed cylinder liner from multiple angles.

Dimension Check: Confirm inner diameter, outer diameter, total height and flange size.

Repair Check: Check the piston, piston rings and cylinder block condition together before rebuilding the engine.

Cylinder Liner Replacement Notes

When replacing the 65.01201-0068 cylinder liner, the piston, piston rings, cylinder block condition and engine overhaul requirements should be checked together. If the liner is supplied as a semi-finished type, machining may be required before final installation.

For DB58 / DB58T engine repair, the liner should be selected together with the piston and ring condition. If the old liner has abnormal wear, scoring, overheating marks or poor sealing traces, the related piston and ring set should also be inspected before rebuilding the engine.

Recommended Information for Quotation

Part Number: 65.01201-0068

Engine Model: Doosan / Daewoo DB58 / DB58T

Old Sample: Cylinder liner photos from multiple angles

Dimensions: Inner diameter, outer diameter and total height

Flange Size: Flange diameter and flange thickness if available

Order Details: Required quantity and destination country

FAQ

Is 65.01201-0068 used for Doosan DB58 and DB58T engines?

Yes. This page is for 65.01201-0068 cylinder liner replacement used with Doosan / Daewoo DB58 and DB58T diesel engine applications. Please confirm the removed liner dimensions before ordering.

How many pieces are supplied for one engine set?

The normal supply quantity is 6 pieces for one 6-cylinder engine set.

Can 65.01201-0067 be written as Ref Cross?

Not for this page at the current stage. Some listings mention 65.01201-0067 together with 65.01201-0068, but the interchange relationship has not been reliably confirmed for this product page.

Do I need to provide the old liner size?

Yes. Please provide the inner diameter, outer diameter, total height, flange size and sample photos. This helps reduce wrong-part risk before shipment.

Can you quote by part number only?

The part number 65.01201-0068 is useful, but engine model, old sample photos and liner dimensions are recommended for final confirmation before shipment.