Description
Chevy 2.8L V6 Remanufactured Engine – Professional Overview
The Chevy 2.8L V6 Remanufactured Engine is a replacement engine assembly intended for compatible Chevrolet, GMC, and Pontiac vehicles from the 1988–1993 model range.
The supplied specifications identify a 2.8L V6 configuration with an iron block and an internally balanced crankshaft. The engine is associated with VIN codes S and R and is identified by several block and crank casting numbers.
This engine is professionally remanufactured through a documented process that includes complete disassembly, cleaning, inspection, machining, installation of new components, reassembly, and testing.
The remanufacturing process is designed to bring the engine back to a condition suitable for replacement use while meeting or exceeding the stated OEM specifications.
Vehicle Compatibility and Applications
This 2.8L V6 replacement engine is listed for 1988–1993 Chevrolet, GMC, and Pontiac applications.
The supplied application information specifies R/4WD, making drivetrain configuration an important consideration when confirming compatibility.
The listed identification details include:
- Iron block casting #695
- Iron block casting #457
- Internal-balanced crank casting #526
- Internal-balanced crank casting #481
- VIN codes S and R
Engine fitment should be verified using the vehicle fitment information and the casting numbers provided with the product.
Because multiple engine configurations can exist within similar model-year ranges, buyers should compare these identifying details against the original engine before ordering.
Remanufacturing Process and Quality
Every engine is stated to be fully remanufactured to meet or exceed OEM specifications.
The process begins with complete disassembly. Cast-iron components undergo hot tank cleaning, while aluminum components are thermally cleaned where applicable.
After cleaning, components undergo inspection. Magnaflux testing uses magnetic particles to identify microscopic cracks and fissures, while components are also visually inspected.
The engine then undergoes machining and receives specified new components. Deck surfaces are CNC machined, and new bearings, pistons, rings, lifters, oil pump, gaskets, Viton™ valve seals, freeze plugs, and galley plugs are installed.
The appropriate timing components are also replaced, with either a new timing chain and tensioners or a new timing belt and tensioner depending on the engine configuration. A timing-driven water pump is replaced where applicable.
Following reassembly, every engine is SIM tested. The cooling and oil systems are fully pressurized while the crankshaft is spun at high RPM to verify compression and build quality.
Why This Engine Is a Practical Replacement
Replacing an older engine requires accurate identification rather than relying solely on displacement or vehicle year.
This Chevy 2.8L V6 is identified through its block casting numbers, crank casting numbers, VIN codes, and drivetrain application. These details provide useful reference points when matching the replacement engine to the original vehicle.
The documented remanufacturing process also gives buyers information about how the engine is prepared, including component inspection, machining, replacement parts, and post-assembly testing.
For customers comparing remanufactured Chevy engines, these specifications can help determine whether this particular 2.8L V6 configuration corresponds to their vehicle.
Who This Engine Is Best For
This engine is intended for vehicle owners, restoration projects, repair shops, and professional technicians working with compatible 1988–1993 Chevrolet, GMC, and Pontiac 2.8L V6 applications.
It is particularly relevant when the original engine requires replacement and the buyer wants a professionally remanufactured assembly rather than rebuilding the existing engine.
Before ordering, professional installers should confirm the vehicle’s year, drivetrain configuration, VIN code, and relevant casting numbers.
Technical Specifications
| Specification | Details |
|---|---|
| Product | Chevy 2.8L V6 Remanufactured Engine |
| Model Years | 1988–1993 |
| Vehicle Brands | Chevrolet, GMC, Pontiac |
| Engine Configuration | V6 |
| Displacement | 2.8L |
| Block Material | Iron |
| Block Casting Numbers | #695, #457 |
| Crankshaft | Internally balanced |
| Crank Casting Numbers | #526, #481 |
| VIN Codes | S, R |
| Application | R/4WD |
| Condition | Remanufactured |
| Machining | CNC-machined deck surfaces |
| Inspection | Magnaflux and visual inspection |
| Testing | SIM testing after reassembly |
| Fitment Verification | Vehicle fitment and casting numbers should be checked |
Ordering Information
Before purchasing, verify the vehicle’s model year, engine configuration, VIN code, drivetrain, and casting numbers against the product information.
The supplied product information specifically recommends checking the vehicle fitment information and casting numbers before ordering. This is particularly important for older Chevrolet, GMC, and Pontiac applications where multiple engine configurations may have been available.
The engine can also be evaluated alongside related GM replacement engines, Chevy V6 engines, and remanufactured engine assemblies when selecting a replacement powertrain.
Frequently Asked Questions
What vehicles does this 2.8L V6 engine fit?
The supplied information identifies applications from 1988–1993 Chevrolet, GMC, and Pontiac vehicles. It also specifies R/4WD applications. Exact fitment should be confirmed using the vehicle fitment information and casting numbers.
What are the casting numbers for this engine?
The listed iron block casting numbers are #695 and #457. The internally balanced crankshaft is identified by casting numbers #526 and #481.
Is this engine internally balanced?
Yes. The supplied description specifically identifies the engine as having an internal-balanced crankshaft, with crank casting numbers #526 and #481.
What VIN codes are associated with this engine?
The supplied product information lists VIN codes S and R. Buyers should compare the vehicle’s original identification information before ordering.
How is the engine remanufactured?
The engine is fully disassembled, cleaned, inspected, machined, fitted with specified new components, reassembled, and SIM tested. The stated process is intended to meet or exceed OEM specifications.
Does the engine undergo testing after assembly?
Yes. Each engine undergoes SIM testing after reassembly. The cooling and oil systems are pressurized and the crankshaft is spun at high RPM to verify compression and build quality.
Should I verify fitment before purchasing?
Yes. Buyers should verify the vehicle year, Chevrolet/GMC/Pontiac application, R/4WD configuration, VIN code, and casting numbers before ordering.
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