Caterpillar C9 Industrial 231-1978 SENSOR GP-ENGINE Parts
Caterpillar C9 231-1978 SENSOR GP-ENGINE: 13 catalog entries transcribed from the supplied original PDF from the C9 Industrial · MBD1-Up (Engine) configuration.
Engine and Catalog Identification
Source configuration: C9 Industrial · MBD1-Up (Engine). Application: Industrial. Reviewed chapter: 231-1978 SENSOR GP-ENGINE. Archive index label: 231-1978 SENSOR GP-ENGINE. The supplied archive identifies its source as CATERPILLAR C9 INDUSTRIAL PARTS MANUAL.pdf; source page 451. Check the full engine serial number, arrangement number, application and original notes before ordering. This section does not establish interchangeability with other configurations.
Original PDF Assembly Scope and Conditions
Original PDF physical page 451: 231-1978 SENSOR GP-ENGINE AN ATTACHMENT.
The parts table retains the separate source assembly for each entry. Drawings retain their own original assembly headings and may show a narrower component scope. Original part numbers, conditions, graphic references, product levels and note flags apply; no interchangeability is implied.
Illustrations | Parts table | Request a quote
231-1978 SENSOR GP-ENGINE Illustrations

Original Caterpillar Parts List
The original part number is retained. Common Caterpillar Number is the same recognized number with its hyphen removed, for example 3N-2886 → 3N2886. Letters, digits and leading zeros remain unchanged. This is a spelling variant, not a substitute part or fitment guarantee. Unrecognized formats are marked for verification. Original quantities and notes apply; quantities do not indicate stock. An em dash represents an empty source field. Original manual page references are retained as source references.
| Ref. | Original Part Number | Common Caterpillar Number | Catalog Qty. | Original Description | Original Catalog Notes | Enquiry |
|---|---|---|---|---|---|---|
| 1 | 9X-0262 | 9X0262 | 1 | ADAPTER | Graphic ref.: 1; Product level: 1; Source PDF section: 231-1978 SENSOR GP-ENGINE | Request a Quote |
| 2 | 274-7395 | 2747395 | 1 | SENSOR GP-TEMPERATURE (AIR INLET MANIFOLD) | Original note flags: Y; Graphic ref.: 1; Product level: 1; See original manual page: 379; Source PDF section: 231-1978 SENSOR GP-ENGINE | Request a Quote |
| 3 | 274-7396 | 2747396 | 1 | SENSOR GP-TEMPERATURE (WATER, COOLANT) | Original note flags: Y; Graphic ref.: 1; Product level: 1; See original manual page: 380; Source PDF section: 231-1978 SENSOR GP-ENGINE | Request a Quote |
| 4 | 197-8393 | 1978393 | 1 | SENSOR GP-PRESSURE (ATMOSPHERIC AIR) | Original note flags: Y; Graphic ref.: 1; Product level: 1; See original manual page: 368; Source PDF section: 231-1978 SENSOR GP-ENGINE | Request a Quote |
| 5 | 197-8394 | 1978394 | 1 | SENSOR GP-PRESSURE (ENGINE OIL) | Original note flags: Y; Graphic ref.: 1; Product level: 1; See original manual page: 369; Source PDF section: 231-1978 SENSOR GP-ENGINE | Request a Quote |
| 6 | 210-1747 | 2101747 | 1 | SENSOR GP-PRESSURE (AIR INLET MANIFOLD) | Original note flags: Y; Graphic ref.: 1; Product level: 1; See original manual page: 370; Source PDF section: 231-1978 SENSOR GP-ENGINE | Request a Quote |
| 7 | 236-6220 | 2366220 | 1 | SENSOR GP-PRESSURE (INJECTION ACTUATION) | Original note flags: Y; Graphic ref.: 1; Product level: 1; See original manual page: 372; Source PDF section: 231-1978 SENSOR GP-ENGINE | Request a Quote |
| 8 | 236-6221 | 2366221 | 1 | SENSOR GP-SPEED (ENGINE SPEED, TIMING) | Original note flags: Y; Graphic ref.: 1; Product level: 1; See original manual page: 374; Source PDF section: 231-1978 SENSOR GP-ENGINE | Request a Quote |
| 9 | 3E-4352 | 3E4352 | 1 | WASHER-HARD (8.8X20.5X2.5-MM THK) | Graphic ref.: 1; Product level: 1; Source PDF section: 231-1978 SENSOR GP-ENGINE | Request a Quote |
| 10 | 6V-3940 | 6V3940 | 1 | BOLT (M8X1.25X25-MM) | Original note flags: M; Graphic ref.: 1; Product level: 1; Source PDF section: 231-1978 SENSOR GP-ENGINE | Request a Quote |
| 11 | 6V-5048 | 6V5048 | 1 | SEAL-O-RING | Graphic ref.: 1; Product level: 1; Source PDF section: 231-1978 SENSOR GP-ENGINE | Request a Quote |
| 12 | 6V-5049 | 6V5049 | 1 | SEAL-O-RING | Graphic ref.: 1; Product level: 1; Source PDF section: 231-1978 SENSOR GP-ENGINE | Request a Quote |
| 13 | 9X-0261 | 9X0261 | 1 | ADAPTER | Graphic ref.: 1; Product level: 1; Source PDF section: 231-1978 SENSOR GP-ENGINE | Request a Quote |
Original PDF Table Notes
M-METRIC PART Y-SEPARATE ILLUSTRATION
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Related Caterpillar Catalog Sections
- Caterpillar C9 Industrial 240-6054 CONNECTION GP-ELECTRICAL Parts
- Caterpillar C9 Industrial 200-2310 CONNECTION GP-ELECTRICAL Parts
- Caterpillar C9 Industrial 267-9723 PUMP GP-FUEL INJECTION Parts — Source page 410
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