Excavator ISUZU NPR EX100-2 EX120-2 Cylinder Head 8-97144-821-1
Excavator ISUZU NPR EX100-2 EX120-2 Cylinder Head 8-97144-821-1 is supplied against OEM reference 8-97144-821-1 for ISUZU NPR EX100-2 EX120-2.
Cylinder Head for ISUZU NPR EX100-2 EX120-2
Excavator ISUZU NPR EX100-2 EX120-2 Cylinder Head 8-97144-821-1 is supplied against OEM reference 8-97144-821-1 for ISUZU NPR EX100-2 EX120-2. It belongs to engine parts. The function of the cylinder head is to seal the cylinder, form a combustion space with the piston, and withstand high temperature and high pressure gas. Our cylinder heads have sufficient strength and rigidity to ensure cylinder sealing, withstand gas forces caused by mechanical loads and withstand very high thermal loads due to contact with high temperature gases. The minimum order is one piece, packed neutral or under your own brand, with ISO9001 certification.
- OEM 8-97144-821-1
- Category: Engine System Parts
- ISO9001
- MOQ 1 piece
What You Get With This Reference
- Listed against OEM reference 8-97144-821-1 so the part is confirmed before it is packed
- Replaces a cracked or over-skimmed head instead of forcing a full engine change
- One piece can be ordered first to check fitment before a workshop commits to a container
Why Buyers Order It
- A head that has been skimmed too many times can no longer be reused, and a replacement is the only way to keep the engine in service
- Dealer lead times on diesel heads are long, which keeps a truck or pickup off the road
- Heads sold without a clear casting or OEM reference often arrive with the wrong valve angle or port layout
- Finding this reference for ISUZU NPR EX100-2 EX120-2 locally often means a long wait or a used part of unknown history.
Where This Part Is Used and Who Buys It
Application Scenarios
- Rebuilding a light truck engine after an overheating failure
- Keeping a pickup fleet running when the original head is cracked between the valve seats
- Stocking fast-moving diesel heads for a workshop that rebuilds engines locally
Who It Is For
- Fleet workshops maintaining ISUZU NPR EX100-2 EX120-2
- Machine shops rebuilding diesel engines locally
- Aftermarket parts distributors building a pickup and light truck range
- Traders consolidating mixed parts orders from Yiwu
Technical Data From the Product Record
| OEM No. | 8-97144-821-1 |
|---|---|
| Engine | 4BD1 4BG1 |
| Matched Model | ISUZU NPR EX100-2 EX120-2 |
| Place of Origin | China |
| MOQ | 1 Pc |
| Shelf Life | 1 Year |
| Certification | ISO9001 |
| Packing | Neutral or custom packaging |
Only values recorded against this reference are listed. Send the number from your old part if you need a dimension that is not shown.
What the Part Is Built To Do
- Supplied bare unless a complete assembly is agreed in writing
- Engine: 4BD1 4BG1
- Machined deck face for gasket sealing
- Valve guide and seat bores finished to accept standard service parts
- Casting matched to the listed engine family
Symptoms That Point Here
- White exhaust smoke and coolant loss with no visible external leak
- Bubbles in the radiator or a pressurised cooling system on a cold start
- Compression dropping on one cylinder after an overheating event
- Oil and coolant mixing into a milky residue under the filler cap
How It Compares With the Alternatives
Compared with a skimmed second-hand head
A used head has already lost deck height and its remaining service life is unknown, while a replacement head starts from full deck thickness.
Compared with a complete replacement engine
Changing the head keeps the original block, mounts and ancillaries in place and costs a fraction of an engine swap.
Fitting and Service Notes
- Torque the head bolts in the sequence and stages given in the workshop manual, and re-check valve clearance after the first heat cycle.
- Confirm the engine code stamped on the block, not only the vehicle model, before ordering.
- Replace the head gasket, head bolts and any stretched studs at the same time.
- Check block deck flatness before fitting a new head; a warped block will distort a good head.
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View details →Guides for This Kind of Job
How To Read and Verify an OEM Number Before You Order
Most wrong-part shipments start with an order placed on a vehicle name. This guide shows where the number is, how to read it and what to send a supplier.
Read →Product GuideBuying a Replacement Diesel Cylinder Head Without Guesswork
What to measure, what to ask and what to replace at the same time when a light truck or pickup head has to be changed.
Read →Maintenance GuideWhen To Change Fuel and Oil Filters in Hard Service
Service book intervals assume clean fuel and light duty. This guide explains how to set a realistic interval for pickups, light trucks and delivery motorcycles.
Read → IndustryTruck and Pickup Fleet Workshops
A fleet workshop is measured on how quickly a vehicle returns to work, so parts availability matters more than list price.
Read →Questions About Excavator ISUZU NPR EX100-2 EX120-2 Cylinder Head 8-97144-821-1
Which vehicles does 8-97144-821-1 fit?
Is the cylinder head supplied bare or with valves fitted?
Do you ship the head gasket and bolts with the head?
How do I make sure the head matches my engine?
What is the minimum order and how is it packed?
Need This Part Confirmed For Your Vehicle
Send the OEM number, the engine code or a photograph of the old part. The reference and the matched models are confirmed in writing before you pay anything.