Cat Cylinder Block Plate Gasket, PAI 331270 (OEM 7N0631)
Used In These Kits
This part is included in 2 engine & overhaul kits — find yours below.
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
-
331271Caterpillar 3400 Cylinder Block Plate Gasket, PAI (OEM 6I4024), Pack of 1 Ships from supplier · Lead time confirmed when you order -
331261Caterpillar 3406B/3406C Cylinder Head Gasket, PAI (OEM 6I3066), Pack of 1 Ships from supplier · Lead time confirmed when you order -
321351Cat 3406E/C15/C16 Liner O-Ring Kit with Crevice Seal, PAI Ships from supplier · Lead time confirmed when you order -
305010Cat 3406B/C/Early E Piston Ring Set, PAI (OEM 1W8922) Ships from supplier · Lead time confirmed when you order
| Engine family | Caterpillar 3406 (A/B/C) · Caterpillar 3408 · Caterpillar 3412 |
| Brand | PAI Industries |
| Part Category | Gaskets |
| Sub-Type | Gasket |
| Engine Make | Caterpillar |
| Engine Model | 3400 |
| Condition | New |
| Stage / Tier | Standard |
Sold individually.
PAI 331270 is a cylinder block plate gasket. PAI lists Caterpillar 3400 Series applications. It cross-references Caterpillar OEM 7N0631.
Compare the complete part number and listed application before ordering.
PAI Part #: 331270
OEM References:
- CATERPILLAR 7N0631
Applications:
- CATERPILLAR 3400 SERIES
Warranty: 2.0 year(s)
These catalog references may identify this part or components in an assembly. A listed number alone does not confirm whole-assembly interchange or vehicle fitment. Confirm the required part before ordering.
| Number |
|---|
| 7N0631 |
| CATERPILLAR 7N0631 |
| PAI 331270 |
No cross-reference numbers match that search.
Discovery models are listed below. Confirm the complete application and any ESN/CPL or size restrictions before ordering.
Most PAI parts carry a 2-year unlimited-mileage PAI warranty — 3 years on the High Performance tier, 1 year on Excel by PAI. See Warranty & Returns for full coverage terms, or call a specialist to confirm the exact coverage on this part.
PAI published warranty tiers: High Performance — 3-Year · Genuine PAI — 2-Year · Excel — 1-Year, unlimited mileage. The badge beside the price shows this product's recorded term; when no badge is shown, confirm coverage with a specialist.






