This unit is 
Order before 3PM EST and receive your order in 2-3 business days! – some exclusions apply. 
3-Year / Unlimited-Mile Parts & Labor Nationwide Warranty— up to 5-Year / Unlimited-Mile No-Fault available
12 months of coverage
1-Year
No-Fault Warranty
$99.00
- One-time free replacement, no matter the cause of failure.
- Unlimited miles during the 1-year term.
- $50/hr labor coverage using Mitchell or AllData book time.
3.8L V6 · Wrangler JK · Trusted since 1961
Remanufactured 3.8L Jeep Wrangler Engines
Built for JK reliability. The 3.8L V6 in the 2007–2011 Wrangler JK is a durable Chrysler platform, but high mileage, oil consumption, overheating, timing wear and hard Jeep use eventually lead to major failure. Fraser helps you replace a worn 3.8L with a professionally remanufactured engine built for long-term value.
- Zero-Mileage Remanufactured Build
- 2007–2011 JK Fitment
- Upgraded Timing Cover & Oil Pump Option
- Up to 5-Yr / Unlimited Warranty
- Free Core Pickup
Quick Answer: Where to Buy a Remanufactured 3.8L Wrangler Engine
Fraser Engines, trusted since 1961, sells zero-mile remanufactured 3.8L V6 engines (code EGH) for the 2007–2011 Jeep Wrangler JK, both the 2-door Wrangler and 4-door Wrangler Unlimited, with manual or automatic transmissions. Every engine is torn down to the bare block, precision machined, and built with remanufactured heads plus new pistons, rings, bearings, timing components, oil pump, gaskets and seals.
Choose from three options: Standard (3-year / unlimited-mile warranty), Fraser Advantage™ with all TSB updates (5-year / unlimited-mile warranty plus 1 year free No-Fault), or Fraser Advantage™ with an upgraded timing cover and oil pump to address the JK's oiling weak points. Call 800-731-3177 (press 1 for sales).
Choose Your 3.8L Wrangler Engine Option
Option 1
Standard Remanufactured
Fully remanufactured 3.8L with new wear components.
- Remanufactured heads
- New pistons, rings, bearings
- New timing components and oil pump
3 Yrs / Unlimited Miles
Option 2 · Fraser Advantage™
Advantage
Everything in Option 1, plus:
- Every applicable OEM and aftermarket TSB update
- 1 year of free No-Fault coverage
5 Yrs / Unlimited + 1 Yr No-Fault
Option 3 · Fraser Advantage™
Advantage + Oiling Upgrade
Everything in Option 2, plus:
- Upgraded timing cover
- Upgraded oil pump
- Addresses the JK's oiling weak points
5 Yrs / Unlimited + 1 Yr No-Fault
Fraser handles warranty claims directly with engine specialists, not call-center reps. Labor is reimbursed using Mitchell or ALLDATA book time. Optional No-Fault upgrades from 1 to 5 years are available on every option. Coverage, eligibility, exclusions and claim procedures are governed by Fraser Engines' written warranty agreement.
3.8L Jeep Wrangler fitment matters
2007–2011 Wrangler JK Applications and VIN-Based Fitment
Jeep 3.8L fitment varies by VIN, model year, emissions package, sensor configuration, transmission pairing and vehicle setup. Fraser recommends VIN verification before purchase to make sure the correct replacement engine is quoted for your Wrangler.
2007 Wrangler JK
2008 Wrangler JK
2009 Wrangler JK
2010 Wrangler JK
2011 Wrangler JK
2-Door & 4-Door Unlimited
| Year(s) | Make | Model | Engine | Notes |
|---|---|---|---|---|
| 2007–2011 | Jeep | Wrangler JK (2-door) | 3.8L EGH V6 | Manual or automatic; confirm by VIN |
| 2007–2011 | Jeep | Wrangler Unlimited JK (4-door) | 3.8L EGH V6 | Manual or automatic; confirm by VIN |
VIN-specific matching: have your full 17-character VIN ready so our team can match the exact 3.8L replacement engine for your JK. 2012-and-newer Wranglers use the 3.6L Pentastar.
3.8L Wrangler JK Engine Specifications
| Specification | 3.8L V6 (EGH) |
|---|---|
| Displacement | 3.8L / 3,778 cc / 231 cu in |
| Configuration | 60-degree V6, overhead valve (pushrod), 12 valves |
| Bore × stroke | 96 mm × 87 mm |
| Block | Cast iron |
| Timing drive | Timing chain |
| Factory output (JK) | 202 hp / 237 lb-ft |
| Wrangler years | 2007–2011 |
Know the warning signs
Common 3.8L Jeep Engine Problems
Many 2007–2011 JKs are now high-mileage trail rigs, daily drivers or heavily modified Jeeps. Even a strong platform fails after years of heat cycles, oil consumption, cooling problems, oversized tires, off-road use and neglected maintenance.
Oil consumption
High-mileage 3.8Ls burn oil, run low between services and develop internal wear from low-oil operation.
Timing chain and guide wear
Chain rattle, timing noise or drivability problems develop as the engine ages.
Overheating damage
Cooling neglect, radiator issues, thermostat or water pump failure damage gaskets and cylinder heads.
Low compression and misfires
Worn rings, valve issues or cylinder sealing problems cause rough running and power loss.
Oil leaks and gasket failure
Valve cover, oil pan, rear main and intake sealing leaks are common on older JK platforms.
Heavy Jeep use
Larger tires, off-road driving, towing, gearing changes and added weight make the 3.8L work harder over time.
Diagnose first
Repair or Replace? Signs You Need a 3.8L Jeep Engine
Some 3.8L issues can be repaired externally, but severe oil consumption, low compression, internal knocking, overheating damage or timing-related failure make a replacement engine the smarter long-term repair.
- Heavy oil consumption or repeated low oil
- Knocking, ticking, rattling or internal noise
- Timing chain rattle or timing fault codes
- Misfires that continue after ignition and fuel repairs
- Low compression or failed leak-down test
- Coolant loss, overheating or head gasket failure
- Oil pressure warnings or metal in the oil
- Replacement recommended by a licensed repair shop
True remanufacturing, not a budget rebuild
How Your Fraser 3.8L Is Built
Every Fraser 3.8L is torn down to the bare block and rebuilt in a controlled, multi-step process. Fraser Advantage™ builds add every OEM and aftermarket TSB update, and Option 3 adds the upgraded timing cover and oil pump, a major update that addresses the JK's oiling weak points.
- Complete teardown to the bare block and industrial cleaning.
- Precision-machined block built to OEM or tighter tolerances.
- Remanufactured cylinder heads: pressure tested, resurfaced, valves serviced.
- New pistons, rings and bearings installed to factory-clearance specs.
- New timing components to improve durability.
- New oil pump; upgraded oil pump and timing cover on Option 3.
- New gaskets and seals throughout to prevent leaks.
- Balanced and tested rotating assembly and final quality inspection.
Used JK engines
Unknown mileage, oil history, overheating and trail abuse.
Cheap rebuilds
Reuse marginal parts and skip the updates. The same failure comes back.
Fraser remanufactured
Fully remanufactured, VIN-verified fitment, and up to a 5-year warranty with free No-Fault on Fraser Advantage™.
The Fraser Advantage™
A Better Alternative to Another Used 3.8L Jeep Engine
A used 3.8L comes from another high-mileage Wrangler with unknown oil history, overheating history, trail abuse or existing internal wear. Fraser remanufactured 3.8L Jeep engines are professionally renewed with direct-replacement fitment support, so you repair your JK correctly with a dependable long-term solution.
- Zero-mileage build, not a questionable used JK engine
- Built for 2007–2011 Wrangler with fitment support
- Professionally remanufactured block and heads
- Updated wear components where applicable
- Powertrain specialists: engines and transmissions every day
- VIN-based quotes to identify the correct 3.8L
- Shipping to commercial repair shops for easy unloading
- Core return assistance with pickup after install
Know the difference
Used 3.8L vs. Low-Cost Rebuild vs. Fraser Remanufactured
A used 3.8L comes from a donor Wrangler with unknown mileage, previous overheating, poor maintenance, oil consumption, trail use or existing wear. Even if it runs today, it may already have compression loss, timing wear, gasket leaks or oiling damage. Instead of gambling, you receive a professionally renewed replacement backed by Fraser's support.
| Feature | Used Salvage Engine | Low-Cost Rebuild | Fraser Remanufactured |
|---|---|---|---|
| Internal mileage | Prior service mileage; unknown | Varies | Zero miles since remanufacture |
| Factory updates (TSBs) | None | Rarely | All applicable OEM and aftermarket updates applied |
| Oil pump / timing cover | Original worn parts | Often reused | New oil pump; upgraded timing cover and oil pump on Option 3 |
| Internal components | Existing wear | Reuses marginal parts | New pistons, rings, bearings, timing, oil pump, gaskets and seals |
| Machine work | None | Minimal | Precision-machined block; heads pressure-tested and resurfaced |
| Fitment verification | Varies | Varies | VIN-based verification before shipment |
| Warranty | Varies / none | Short-term | 3-Yr (Standard) or 5-Yr + 1-Yr No-Fault (Fraser Advantage™) |
| Core return | Varies | Varies | Free commercial pickup with Fraser support |
3.8L Wrangler Installation Tips to Protect Your Warranty
- Flush or replace the radiator
- Replace the water pump, thermostat and hoses
- Check the cooling fan and shroud
- Replace the PCV valve and hoses
- Prime the oil system before first start
- Check oil level often, especially on the trail
- Re-gear if running much larger tires
- Change oil after the first 500 miles
Your engine ships with Fraser's installation guidelines. Follow them closely and keep your receipts to keep your warranty in force.
How to Order Your 3.8L Wrangler Engine
- Send your VIN. Use the Fast Quote form, call 800-731-3177 (press 1), or text (586) 284-4941.
- Pick your option. A product specialist confirms fitment and helps you choose Option 1, 2 or 3.
- Ship to your shop. In-stock engines ship the same day when ordered before 3 PM EST.
- Install and return the core. Fraser coordinates free commercial core pickup after installation.
Answers before you order
3.8L Jeep Engine Replacement FAQs
Is a remanufactured 3.8L Jeep engine better than a used engine?
Yes. A used 3.8L comes from another high-mileage Wrangler with unknown oil history, overheating or trail abuse. A Fraser remanufactured 3.8L is zero-mile with all-new internal and timing parts and up to a 5-year / unlimited-mile warranty with free No-Fault on Fraser Advantage™.
What years used the 3.8L Jeep Wrangler engine?
2007–2011 Wrangler JK, both the 2-door and 4-door Unlimited, manual or automatic. For 2012, Jeep switched to the 3.6L Pentastar.
What are common 3.8L Jeep engine problems?
Oil consumption, timing chain and guide wear, overheating damage, low compression and misfires, and oil leaks. Larger tires, off-road use and towing add stress.
What's the difference between the three options?
Option 1 is Standard with a 3-year / unlimited-mile warranty. Option 2 (Fraser Advantage™) adds every TSB update, a 5-year / unlimited-mile warranty and 1 year free No-Fault. Option 3 adds an upgraded timing cover and oil pump on top of Option 2 to address the JK's oiling weak points.
Can I put a 3.6L Pentastar in my 2007–2011 Wrangler?
Not as a direct swap. It needs a different harness, computer, transmission and more. A remanufactured 3.8L bolts in directly and keeps your Wrangler as it was built.
Can Fraser ship my 3.8L Jeep engine to my repair shop?
Yes. We ship directly to commercial repair facilities, free in the continental U.S., and coordinate free commercial core pickup after installation.
Is a No-Fault warranty upgrade available?
Yes. Optional No-Fault upgrades from 1 to 5 years are available on every option, and Fraser Advantage™ options already include 1 year of free No-Fault coverage.
Get Your 3.8L Wrangler Engine Today
Talk to a product specialist Mon–Fri 8 AM–5 PM EST, or request a quote online 24/7.
Secure checkout. We accept: VisaMastercardDiscoverAmerican Express · Financing: AffirmPayTomorrow