Part-number relationships
| Relationship | Reference family | Number |
|---|---|---|
| Primary Cat Part Number | Turbocharger exhaust-manifold gasket | 353-3478 |
| Same-number Formatting Alias | Search alias only; not a separate interchange | 3533478 |
Excavator Engine Parts
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Turbocharger exhaust-manifold gasket identified by Cat reference 353-3478. The official Cat parts record classifies 353-3478 as a turbocharger exhaust-manifold gasket and lists the C4.4 engine plus applications including 316 GC, 320 GC, 320D2, 320GX, 313D2 GC, 312D2 and 318D2 excavators. Three exact owned photographs show one consistent formed metal gasket from the front, reverse and side. The inherited folder also mentions Perkins 3688A054, but Perkins catalogs use that number for a different gasket description; it is therefore not presented as a direct interchange. Confirm 353-3478, the joint location, bolt pattern, engine arrangement and machine serial before ordering.
Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
| Relationship | Reference family | Number |
|---|---|---|
| Primary Cat Part Number | Turbocharger exhaust-manifold gasket | 353-3478 |
| Same-number Formatting Alias | Search alias only; not a separate interchange | 3533478 |
Product fitment guide
Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.
Part identification
Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.
Product summary
Before ordering
Machine fitment
4 model references
Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.
Quick fitment answers
Recorded compatible model references include Published engine: Cat C4.4, Published excavators: Cat 316 GC / 320 GC / 320D2 / 320GX / 313D2 GC / 312D2 / 318D2, Additional official equipment families: Selected backhoe loaders, telehandlers, compactors and loaders, Fitment limitation: Confirm 353-3478, joint location, bolt pattern, engine arrangement and serial. Confirm the complete part number and machine serial range before ordering.
Formatting aliases for the same number: 3533478.
Match the complete part number on the original component. Compare connectors, mounting points and visible dimensions with the product photos. Confirm the exact machine or engine model and serial range before ordering. Send clear photos of the original unit and connector layout when requesting a quote.
Continue comparing verified references from the same system.