Isuzu 4BD1 Exhaust Manifold Parts Catalog for Hitachi EX120-3
Use this parts catalog to identify exhaust manifold, manifold gasket, bolts, nuts and collars for the Isuzu 4BD1 configuration listed in the Hitachi EX120-3 catalog. Compare 8 catalog entries, diagram positions and alternative number formats before requesting a quote from WinsDiesel.
Equipment Identification for Your Enquiry
The diagrams and tables below reference Hitachi EX120-3. For enquiries involving Hitachi EX100WD-2, EX100WD-3, EX120, EX120-2, EX120K-2, EX120K-3 or EX150, send the engine and machine serial numbers and the complete existing part number so the configuration can be checked. A shared engine name alone does not confirm that every listed component fits each machine.
Components Listed in This Group
- MANIFOLD; EXHAUST
- GASKET; EXH MANIF TO HD
- BOLT; EXH MANIF
- STUD; MANIF TO TURBOCHARGER
- NUT; EXH PIPE
View diagrams | Part number list | Selection notes | Request a quote
Selecting Exhaust Manifold
Separate the manifold itself from the manifold-to-head gasket and fixing hardware. Include the existing manifold number and a connection-side photo when asking us to check the required part.
Catalog reference: Hitachi EX120-3. Confirm the engine serial number, machine details and complete existing part number before ordering. Different part numbers sharing one diagram position must not be assumed to be interchangeable.
Exhaust Manifold Diagrams
Diagram 1 — 027A0150794
Exhaust Manifold parts reference — drawing 027A0150794. Click to view the full-size diagram; use the positions and complete part numbers in the table below.
Catalog diagrams identify components and are not photographs of the supplied products.
Part Numbers and Catalog Notes
Alternative number formats show the same digits with different hyphen placement. They are not substitute part numbers. Quantities and notes are retained from the catalog and do not represent stock availability.
| Ref. | Part Number | Alternative Number Formats | Catalog Description / Qty. | Original Catalog Notes | Enquiry |
|---|---|---|---|---|---|
| 1(G). | 8943660210 | 8-94366021-0 894366-0210 8-94366-021-0 |
MANIFOLD; EXHAUST Catalog qty: [1] |
— | Request a Quote |
| 2. | 8944046100 | 8-94404610-0 894404-6100 8-94404-610-0 |
GASKET; EXH MANIF TO HD Catalog qty: [2] |
ALSO INCLUDED IN GASKET SET(ENG. & HEAD) | Request a Quote |
| 15. | 8943185540 | 8-94318554-0 894318-5540 8-94318-554-0 |
BOLT; EXH MANIF Catalog qty: [2] |
M8X63 W/PL WASHER | Request a Quote |
| 15. | 8943185550 | 8-94318555-0 894318-5550 8-94318-555-0 |
BOLT; EXH MANIF Catalog qty: [2] |
M8X75 W/PL WASHER | Request a Quote |
| 17. | 8942573190 | 8-94257319-0 894257-3190 8-94257-319-0 |
STUD; MANIF TO TURBOCHARGER Catalog qty: [4] |
— | Request a Quote |
| 17. | 8941417731 | 8-94141773-1 894141-7731 8-94141-773-1 |
STUD; MANIF TO TURBOCHARGER Catalog qty: [4] |
— | Request a Quote |
| 88. | 8941704860 | 8-94170486-0 894170-4860 8-94170-486-0 |
NUT; EXH PIPE Catalog qty: [4] |
— | Request a Quote |
| 88. | 8970614011 | 8-97061401-1 897061-4011 8-97061-401-1 |
NUT; EXH PIPE Catalog qty: [4] |
— | Request a Quote |
Reading This Catalog
Descriptions and notes retain the original catalog wording. Abbreviations, grade markers and size notes should be checked together with the complete part number. Contact us if your existing number differs; a similar appearance or diagram position is not proof of interchangeability.
Request a Quote from WinsDiesel
Email winsparts@winsparts.com or use the enquiry link beside your required part. Include the complete part number, quantity, engine serial number, machine identification, old-part photos and delivery country. We will confirm the offered brand, specification, availability, supplied contents, price and lead time in our quotation.

