Caterpillar 3512 Industrial 203-2170 CYLINDER HEAD GP Parts — Source page 142
Caterpillar 3512 203-2170 CYLINDER HEAD GP: 28 catalog entries transcribed from the supplied original PDF from the 3512 Industrial Engine · 65Z887-UP (Engine) configuration.
Engine and Catalog Identification
Source configuration: 3512 Industrial Engine · 65Z887-UP (Engine). Application: Industrial. Reviewed chapter: 203-2170 CYLINDER HEAD GP. Archive index label: 203-2170 CYLINDER HEAD GP. The supplied archive identifies its source as CATERPILLAR 3512 INDUSTRIAL ENGINE.pdf; source page 142. 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 142: 203-2170 CYLINDER HEAD GP S/N: 65Z887-1129 AN ATTACHMENT.
Original PDF physical page 143: 203-2170 CYLINDER HEAD GP S/N: 65Z1130-1479 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
203-2170 CYLINDER HEAD GP 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 | 5B-7890 | 5B7890 | 1 | PLUG-PIPE | Graphic ref.: 1; Product level: 1; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| 2 | 203-2144 | 2032144 | 1 | CYLINDER HEAD GP | Original note flags: Y; Graphic ref.: 1; Product level: 1; See original manual page: 108; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| 3 | 131-0420 | 1310420 | 6 | FASTENER GP-CYLINDER HEAD (EACH INCLUDES) | Graphic ref.: 1; Product level: 1; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| — | 7N-1961 | 7N1961 | 1 | BOLT-12 POINT HEAD (3/4-16X8.5-IN) | Graphic ref.: 1; Product level: 2; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| — | 187-7738 | 1877738 | 1 | WASHER-HARD (21X36.5X3.5-MM THK) | Graphic ref.: 1; Product level: 2; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| 4 | 131-0421 | 1310421 | 2 | FASTENER GP-CYLINDER HEAD (EACH INCLUDES) | Graphic ref.: 1; Product level: 1; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| — | 7N-1961 | 7N1961 | 1 | BOLT-12 POINT HEAD (3/4-16X8.5-IN) | Graphic ref.: 1; Product level: 2; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| — | 187-7738 | 1877738 | 1 | WASHER-HARD (21X36.5X3.5-MM THK) | Graphic ref.: 1; Product level: 2; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| — | 9Y-0635 | 9Y0635 | 1 | SPACER (19.35X30.18X45-MM THK) | Graphic ref.: 1; Product level: 2; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| 5 | 5B-0213 | 5B0213 | 2 | BOLT (3/8-16X2.375-IN) | Graphic ref.: 1; Product level: 1; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| 6 | 5M-2894 | 5M2894 | 2 | WASHER-HARD (10.2X18.5X2.5-MM THK) | Graphic ref.: 1; Product level: 1; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| 7 | 110-6991 | 1106991 | 1 | GASKET-CYLINDER HEAD | Graphic ref.: 1; Product level: 1; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| 8 | 204-5427 | 2045427 | 4 | SEAL (WATER) | Graphic ref.: 1; Product level: 1; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| 9 | 204-5426 | 2045426 | 4 | SEAL (WATER) | Graphic ref.: 1; Product level: 1; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| 1 | 5B-7890 | 5B7890 | 1 | PLUG-PIPE | Original note flags: B; Graphic ref.: 1; Product level: 1; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| 2 | 239-0692 | 2390692 | 1 | CYLINDER HEAD GP | Original note flags: CYR; Graphic ref.: 1; Product level: 1; See original manual page: 117; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| 3 | 131-0420 | 1310420 | 6 | FASTENER GP-CYLINDER HEAD (EACH INCLUDES) | Graphic ref.: 1; Product level: 1; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| — | 7N-1961 | 7N1961 | 1 | BOLT-12 POINT HEAD (3/4-16X8.5-IN) | Graphic ref.: 1; Product level: 2; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| — | 187-7738 | 1877738 | 1 | WASHER-HARD (21X36.5X3.5-MM THK) | Graphic ref.: 1; Product level: 2; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| 4 | 131-0421 | 1310421 | 2 | FASTENER GP-CYLINDER HEAD (EACH INCLUDES) | Graphic ref.: 1; Product level: 1; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| — | 7N-1961 | 7N1961 | 1 | BOLT-12 POINT HEAD (3/4-16X8.5-IN) | Graphic ref.: 1; Product level: 2; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| — | 9Y-0635 | 9Y0635 | 1 | SPACER (19.35X30.18X45-MM THK) | Graphic ref.: 1; Product level: 2; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| — | 187-7738 | 1877738 | 1 | WASHER-HARD (21X36.5X3.5-MM THK) | Graphic ref.: 1; Product level: 2; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| 5 | 204-5426 | 2045426 | 4 | SEAL (WATER) | Graphic ref.: 1; Product level: 1; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| 6 | 5B-0213 | 5B0213 | 2 | BOLT (3/8-16X2.375-IN) | Graphic ref.: 1; Product level: 1; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| 7 | 5M-2894 | 5M2894 | 2 | WASHER-HARD (10.2X18.5X2.5-MM THK) | Graphic ref.: 1; Product level: 1; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| 8 | 204-5427 | 2045427 | 4 | SEAL (WATER) | Graphic ref.: 1; Product level: 1; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
| 9 | 110-6991 | 1106991 | 1 | GASKET-CYLINDER HEAD | Graphic ref.: 1; Product level: 1; Source PDF section: 203-2170 CYLINDER HEAD GP | Request a Quote |
Original PDF Table Notes
Y - SEPARATE ILLUSTRATION
GRAPHIC #1 <END> g00858244
B - USE AS REQUIRED - C CHANGE FROM PREVIOUS TYPE R - REMANUFACTURED PART MAY BE AVAILABLE Y - SEPARATE ILLUSTRATION
Request a Quote from WinsDiesel
Send the original part number, required quantity, Caterpillar 3512 engine serial number, arrangement number, application, component photos and delivery country. Supplied contents, specification, availability and lead time will be confirmed in the quotation.
Send an enquiry or email winsparts@winsparts.com.
Related Caterpillar Catalog Sections
- Caterpillar 3512 Industrial 203-2170 CYLINDER HEAD GP Parts — Source page 145
- Caterpillar 3512 Industrial 172-0836 CYLINDER HEAD GP Parts
- Caterpillar 3512 Industrial 151-2777 CYLINDER HEAD GP Parts
Browse this Caterpillar 3512 Industrial catalog | All Caterpillar catalogs | All engine brands


