Excavator Engine Parts
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Reference 197-9642 identifies an eight-groove accessory-drive idler pulley. The equipment manufacturer's exact parts record specifies an alloy-iron pulley assembly with bearing and metric hardware, measuring 91.4 mm long, 91.4 mm high and 66.0 mm wide. An exact belt-drive catalog maps APV3271 to 197-9642. Published applications include C7, C9, C11, C13 and C15 engine families and 330D, 336D, 340D2, 345C, 345D and 349D excavator families. Three clean owner-controlled product views document the eight-groove profile and mounting hardware. Confirm dimensions, mounting and machine serial range before ordering.
Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
| Relationship | Reference family | Number |
|---|---|---|
| Primary Equipment Part Number | Official exact parts record | 197-9642 |
| Aftermarket Catalog Cross-Reference | Exact belt-drive catalog mapping | APV3271 |
| Equipment Catalog Cross-Reference | Published under the same APV3271 pulley record | 172-3405 |
| Same-number Formatting Alias | Punctuation-normalized search alias | 1979642 |
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 Engine Families: C7, C9, C11, C13, C15, 3126, 3126B, 3126E and 3406E, Excavator Families: 330D, 336D, 340D2, 345C, 345D and 349D, Additional Equipment: 725/730 articulated trucks, 14M/16M motor graders and listed generator, industrial and marine applications, Fitment Limitation: Confirm 197-9642, APV3271 or 172-3405, eight grooves, 91.4 x 91.4 x 66.0 mm envelope, mounting and machine serial range. Confirm the complete part number and machine serial range before ordering.
Formatting aliases for the same number: 1979642.
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.
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