- Regal 3.1L Vin J 8Th Digit 2002, 2001
- Regal 3.1L Vin J 8Th Digit Federal Opt Nf2 2000
Buick Regal 3.1L (VIN J, 8th digit) 3.1L Engine (2000-2002)
4.5 on Trustpilot · 335 reviewsHow ordering works
- 1Enter or confirm your VIN
- 2We verify exact fitment for your vehicle
- 3Flat freight shown up front — no surprises
- 490-day warranty included on every part
- 5We photograph & confirm the unit before it ships
What's included with this engine
You're buying a complete engine assembly — not a bare block. Here's exactly what arrives bolted to it, and the handful of accessories your mechanic moves over from your current engine during the install.
Included with your engine
Already assembled — ships as one unit- Long block — fully assembled
- Short block
- Cylinder head
- Crankshaft
- Camshaft
- Pistons
- Intake manifold
- Exhaust manifold
- Oil pan
- Timing cover
Not included — transfer these over
Reused from your current engine- Wiring harness
- Bolt-on accessories
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About this part
Restore Your Buick Regal with a 3.1L Engine (2000-2002, VIN J)
Restore your 2000-2002 Buick Regal with this 3.1L V6 engine (8th VIN digit "J"), the perfect factory-correct replacement for your daily driver or restoration project. This GM 3100 Series engine delivers smooth power and proven reliability while maintaining original specifications.
Engine Details:
| Category | Specifications |
|---|---|
| Displacement | 3.1L V6 |
| Fuel Type | Gasoline |
| Configuration | 60° V6 |
| Power | 170 HP |
| Torque | 190 lb-ft |
| VIN Identifier | 8th Digit = J |
| Engine Code | LG8 |
Compatibility:
2000-2002 Buick Regal with 3.1L V must match VIN 8th digit. Excludes Supercharged models. Compatible with both automatic and manual transmissions.
Why Choose This Engine?
GM-Proven Reliability: The 3100 series is renowned for its durability and 200,000+ mile potential
Direct Bolt-In Replacement: Maintains original factory fitment with no modifications required
Cost-Effective Solution: More affordable than crate engines while offering OEM performance
Pricing Options:
We price based on mileage to fit your needs:
30,000 to 60,000 Miles
Price: $1,620.00
Best value for money for moderately used engines.
60,000 to 90,000 Miles
Price: $1,270.00
Ideal for budget-conscious customers who need a good engine with slightly used mileage.
90,000 to 120,000 Miles
Price: $964.00
A budget-friendly choice for consumers who value functionality and price.
120,000 to 150,000 Miles
Price: $800.00
Budget-friendly choice for restoration projects or short-term use.
Shipping Information
Weight: 350 lbs (crated)
Dimensions: 36" L x 28" W x 30" H
Shipping Options:
Standard Shipping: 5-7 business days (continental U.S.)
Expedited Shipping: Available for an additional fee
Frequently Asked Questions?
Q: Does the engine come with a warranty?
A: Yes, all our engines come with a 60-day warranty, covering any manufacturing defects or performance issues.
Q: How do I verify engine compatibility before purchasing?
A: To verify your vehicle's 3.1L V6 LG8 engine, start by checking the 8th digit of your VIN, which must be "J" to confirm this engine configuration. Next, locate the distinctive "3100 SFI" badge prominently displayed on the plastic intake manifold near the throttle body - this badge is unique to this engine family. For definitive identification, find the "LG8" engine code
Q: What if the engine doesn't fit my car?
A: We provide a 60-day return policy in case the engine is not VIN-compatible. All we need you to do is call us, email and we'll assist you in the return process.
Ready to Restore Your Buick Regal?
Complete your 2000-2002 Regal restoration with our guaranteed-fit 3.1L engine.
"Start your upgrade now—dial us today!"
Tested, VIN-matched, and guaranteed
VIN-Verified Fit
We match the part to your vehicle's VIN and confirm exact fitment before we ship — so it fits the first time. Free cancellation within 24 hours.
Works on Arrival, Guaranteed
Every unit is tested before it ships. If it arrives defective, we replace it fast — and in the rare case we can't replace it, you get a full refund.
90-Day Warranty
A real parts-replacement warranty, included — with extended coverage available.
Heavy freight item, shipped fully insured and tracked. Freight is a flat $250 commercial / $400 residential, shown at checkout — no hidden fees, no freight-quote runaround.
Want a better price on this part?
Call us before you order — we’ll check if there’s an extra discount available on this exact part for your vehicle. Two minutes, no pressure.
☎ Call (206) 686-6866Ask us about a better price
One quick call and we’ll see if we can get you a better discount on this part. Real specialist, no call center.
☎ Call (206) 686-6866