Description

Offered for sale is a GM factory remanufactured engine assembly, part number 19258540, remanufactured in June 2022 and retained unused as surplus. Included with the engine is a collection of new spare engine‑related service components, supplied in original AC‑Delco / GM packaging.

GM reman engines are rebuilt to OEM specifications, utilizing reconditioned and new components and are intended as direct service replacements where applicable.

Verified Engine Identification 

GM Remanufactured Engine Tag

• Manufacturer: General Motors
• Part Number: 19258540
• Serial Number: 21523477
• Remanufacture Date: June 28, 2022
• Remanufactured For: General Motors
• Tag Code: 7684
• Condition: GM Factory Remanufactured

Physical Description 

Engine Assembly

• Complete remanufactured V‑engine long block
• Valve covers installed
• Cylinder heads installed
• Oil pan installed
• Crankshaft hub / front pulley installed
• Intake ports sealed with protective caps
• Mounted and secured in GM reusable shipping crate
• No evidence of oil fill, coolant fill, or vehicle installation

Spare Components Included 

The following ten (10) unused OEM components are included with the engine. All appear in original GM / AC‑Delco packaging:

1. Water Pump
   • GM PN: 89060527
   • Brand: AC‑Delco
   • New, boxed
2. Thermostat
   • GM PN: 12632948
   • Brand: GM Genuine
   • New, boxed
3. Serpentine Drive Belt
   • GM PN: 12637201
   • New, boxed
4. Valve Cover Gasket Set
   • GM PN: 19169262
   • New, sealed
5. Gasket Set (Long Sealed Set)
   • GM PN: 89017812
   • New, sealed
6. Intake / Upper Gasket Set
   • GM PN: 89017866
   • New, sealed
7. Heater 
   • GM PN: 12586687
   • New, boxed
8. Oil Filter
   • PN: 18591
   • New, boxed
9. Tensioner
   • GM PN: 89017309
   • Treated as included spare part
10. Mount 
    • GM PN: 15829209
    • Included as‑is per photos