Dodge Challenger 5.7L HEMI Engines
from £3,500 to £6,500
Rebuilt units from £3,500 · Common codes: EZH, EZD, EZC, EZF
Get quotes today from trusted UK Dodge Challenger engine specialists. Compare prices on reconditioned, rebuilt and used engines - supply & fit available nationwide.
Dodge Challenger 5.7L HEMI Engines
from £3,500 to £6,500
Rebuilt units from £3,500 · Common codes: EZH, EZD, EZC, EZF
Dodge Challenger 3.6L Pentastar Engines
from £2,200 to £4,200
Rebuilt units from £2,200 · Common codes: ERB, ERC, ERF, G
Dodge Challenger 6.4L 392 HEMI Engines
from £5,500 to £9,500
Rebuilt units from £5,500 · Common codes: ESG, ESF, P5153848

Most replacements completed within 3-5 days.


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Not sure which variant your Dodge Challenger is- Enter your registration number above - we'll identify the exact sub-model, engine code and compatible replacement options instantly.

Every engine code fitted to the Dodge Challenger across all generations, with technical specs, compatible variants and trims, known failure points, and average rebuilt prices from UK specialists. Select any engine code to compare quotes.
Extracted from detailed petrol and performance engine families across Dodge Challenger variants.

EZH - 5.7L Petrol
Main replacement demand comes from timing-chain, cooling-system and performance thermal-management faults.
Compatible variants
Avg. rebuilt price
£3,500 - £6,500
Supply only
Technical specifications
Common failures
Not sure which engine code?
Can't find your engine code- Enter your registration number above - we'll instantly identify the exact unit, its technical specifications, and live replacement prices from UK Dodge Challenger engine specialists. Every rebuilt engine comes with a minimum 12-month unlimited mileage warranty.

The Dodge Challenger's HEMI V8 and Pentastar V6 engines are powerful but have known failure points that drive UK replacement demand. The 5.7L HEMI (EZH) suffers valve seat dropping and MDS lifter failure, while the 3.6L Pentastar (ERB) is prone to timing chain tensioner wear. Every rebuilt engine supplied through EngineMarket includes upgraded internal...
Valve Seat Dropping
Most affected vehicles
Dodge Challenger R/T, R/T Shaker, T/A, Scat Pack (2008-2023, EZH/EZD/EZF/ESG)
Failure mileage range
60,000-100,000 miles
Typical failure window
Root cause
Exhaust valve seats can loosen and drop into the cylinder due to thermal cycling and inadequate retention, causing catastrophic piston and head damage.
Repair options & estimated costs (UK ranges)
| Repair tier | Dealer price | Specialist price | What it involves | Longevity / suitability |
|---|---|---|---|---|
| Minor - Preventative Valve Seat Inspection | £800 - £1,500 | £450 - £900 | Borescope inspection of valve seats, compression test, oil analysis | Only viable before failure; cannot prevent dropped seats once wear begins |
| Intermediate - Cylinder Head Repair | £3,500 - £6,000 | £2,000 - £4,000 | Remove head, install upgraded valve seat inserts, machine surface, reassemble | Addresses one cylinder; other seats may still fail later |
| Full Replacement - Rebuilt HEMI Engine | £8,000 - £12,000 | £3,500 - £6,500 | Supply & fit rebuilt long block with upgraded valve seats, MDS delete option, bench tested | Most cost-effective for high-mileage cars; eliminates recurrence risk |
Our recommendation
On a Dodge Challenger R/T worth £15,000-£25,000, a full rebuilt engine with upgraded valve seats offers better long-term value than repeated head repairs. We recommend replacement if mileage exceeds 80k or if multiple cylinders show seat wear.
Compare rebuilt EZH HEMI engine prices for your Dodge Challenger
Every engine type for your Dodge Challenger is available through our UK network, with typical price ranges based on variant, engine code and budget.
Compare Dodge Challenger engine prices with vetted UK suppliers
All engine types include a minimum 12-month unlimited mileage warranty when sourced through EngineMarket. Prices are typical UK market ranges based on historical quote data from our network and depend on exact engine code, variant, mileage and supplier. Use our free comparison tool above - enter your registration to get tailored quotes for your specific Dodge Challenger within hours.

Every displacement fitted to the Dodge Challenger in the UK is listed below, with compatible engine codes, production years and common failure notes to help you identify the right replacement.
The 3.6L Pentastar V6 powered entry-level SXT and GT Challengers from 2011 onwards, offering 305hp with reasonable fuel economy for a muscle car. Known for timing chain tensioner wear on pre-2016 units, but generally reliable with proper maintenance.
Engine Code(s)
ERB, ERC, ERF
Compatible Models (UK)
SXT (2011-2023), GT (2011-2023), SXT Plus (2015-2023), SXT Blacktop
Power output
Verified by registration
Common Failure Points
Timing chain tensioner wear, cylinder head cracking on early units, oil cooler housing leaks
Production Years: 2013-2023
Compare Dodge Challenger 3.6L petrol engine prices
Choose your Dodge Challenger engine by fuel type to compare realistic replacement prices, known issues, and compatible UK supply options - from the economical 3.6L Pentastar to the supercharged 6.2L Hellcat.
All UK-market Challengers use petrol engines, ranging from the 305hp Pentastar V6 to the 840hp supercharged HEMI in the Demon.
Common Dodge Challenger Petrol Engine Families
Found In
Known For
Typical Petrol Models
All UK-market Challengers use petrol engines, ranging from the 305hp Pentastar V6 to the 840hp supercharged HEMI in the Demon.
Common Dodge Challenger Petrol Engine Families
Found In
Known For
Typical Petrol Models
Not sure which fuel type your Dodge Challenger has- Enter your registration number above to instantly identify your engine code, fuel system and compatible replacement options - all backed by a minimum 12-month unlimited mileage warranty from UK Dodge Challenger specialists.

This timeline covers all major engine changes across the Dodge Challenger's UK production run, organised so owners can quickly identify their engine and compare rebuilt prices from UK specialists.
⚙Key Changes
▣Main Engines
EZD- 5.7L petrol (R/T)
EGG- 3.5L petrol (SE, early imports)
▰Popular Models
🔧Known For
Engine Codes Covered:
EZDEGG