Kia Optima 2.5L (VIN 4, 8th digit) 2.5L Engine (2001)
VIN-VERIFIED UNIT
✓ Actual photos of the exact unit you'll receive — not a stock image
✓ Confirmed Fitment — fits these vehicles
  • Optima 2.5L Vin 4 8Th Digit 2001
Enter your VIN below and we’ll confirm the exact fit before we ship.
Used OEM Part · Tested

Kia Optima 2.5L (VIN 4, 8th digit) 2.5L Engine (2001)

4.5 on Trustpilot · 335 reviews
Confirm it fits YOUR vehicleEnter your VIN — we verify exact fit before you pay
Find your VIN on the driver-side door jamb or lower windshield.
Unit Condition & Specs
AvailabilityIn stock — ready to ship
55% OFF $4,004.00
$1,820.00
Mileage
Learn more →
✓ Flat-rate freight — insured & tracked ·✓ 90-day warranty included· freight shown at checkout: $250 commercial / $400 residential
Ships within 3 - 5 business days Approx - flat-rate freight, tracked & insured Most orders arrive 5–7 business days after dispatch (US). You get tracking the moment it ships.
Not sure it fits? Call an expert
🛡90-Day WarrantyParts replacement
🚚Flat-Rate FreightDelivered to your door
🔒Secure CheckoutEncrypted payment
↩24-Hr Free CancelFull refund within 24h

How ordering works

  1. 1Enter or confirm your VIN
  2. 2We verify exact fitment for your vehicle
  3. 3Flat freight shown up front — no surprises
  4. 490-day warranty included on every part
  5. 5We photograph & confirm the unit before it ships
Financing available

Split this into easy monthly payments

Pre-qualify with PayTomorrow in minutes — all credit types welcome, and checking your options won’t affect your credit score. You’ll see your approved amount and terms instantly.

⚡ Instant decision · 🛡 Soft check (no score impact) · ✅ All credit types welcome

Pre-qualify now — it’s free →

Financing provided by PayTomorrow, a third-party lender. Approval, rate, and terms are set by the lender. Not a guarantee of approval.

Part details

About this part

Kia Optima 2.5L V6 Engine For 2001 Models

This 2.5L "Delta" V6 engine delivers smooth and refined 170 horsepower, serving as the optional upgraded powerplant for the first-generation Kia Optima. 

Engine Specifications:

Category Details
Engine Code Delta
Displacement 2.5L V6
Aspiration Naturally Aspirated
Horsepower 170 HP
Torque 166 lb-ft
Fuel System Multi-Port Fuel Injection
Valvetrain DOHC 24-valve
VIN Requirement 8th digit = 4
Transmission 4-Speed Automatic
Drivetrain Front-Wheel Drive
Engine Block Aluminum alloy cylinder heads
 

Key Features:

Complete Long Block Assembly: Features a complete engine assembly with block, crankshaft, pistons, cylinder head, and full valvetrain components.

Reliability & Performance: Guaranteed smoke-free emissions, leak-sealed construction, and noiseless mechanical operation with consistent smooth and dependable performance backed by warranty coverage.

Backed by Warranty: Our warranty ensures you can install with confidence, knowing your investment is fully protected from the moment of purchase through the warranty period.

Pricing Options:

Mileage Range Price Condition
30K-60K miles $ 1,225.00 Premium Low mileage. Includes full accessory suite and manifold.
60K-90K miles $ 870.00 Excellent condition, strong performance history, ready for installation.
90K-120K miles $ 720.00 Good running condition, perfect for a daily-driven performance replacement.
120K-150K miles $ 620.00 Functional core unit. Ideal for rebuild 
 

Shipping Information:

Standard shipping 5-7 business days.

Expedited shipping available for an extra cost.

Frequently Asked Questions?

Q: How do I confirm my 2001 Optima has the 2.5L V6 engine?

A: Verify your 2001 Kia Optima engine by checking the 8th digit of your Vehicle Identification Number (VIN) it identifies your engine type. This 2.5L V6 engine is the correct match for Optimas with that specific VIN code. You can also consult your owner's manual or contact a Kia dealer with your VIN for confirmation. Our engine is engineered to factory specifications and tested for compatibility. 

Q: What warranty is provided?

A: OEM-spec 2001 Kia Optima 2.5L engine, factory-tested for reliability and performance. Meets original equipment standards with comprehensive quality assurance. Backed by a 60-day warranty for peace of mind. Ready for immediate installation.

Q: Is this engine the same as the one in the Hyundai Sonata V6 of the same era?

A: The 2001 Kia Optima 2.5L V6 engine. May share compatibility with some Hyundai Sonata models of the same era, but verify your specific VIN before installation. Factory-engineered for the Optima.

Ready to Order?

Restore the smooth, confident power of your first-generation Optima V6. This direct-fit engine is a great way to bring your sedan back to its original specification. Order now for a reliable and straightforward V6 replacement.

Order with confidence

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.

✓Real photos of the exact unitWhat you see is what ships
✓A-grade OEM, testedVerified specs, not estimated
✓VIN-matched to your vehicleConfirmed before dispatch
Shipping & delivery

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.

1Ships within 3 - 5 business days ApproxCarefully packed & dispatched from our US warehouse
2Freight to your doorBrought to your door
3Delivered in 5–7 business daysTracked & insured · tracking sent when it ships
Verified buyer reviews

Customer Reviews

Be the first to write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)
📞 Need Help? Call Now