DB7 3.2L Straight-Six Engines
from £4,200 to £7,800
Rebuilt units from £4,200 · Common codes: AM1, AM2, AM3, AM4
Get specialist quotes from UK Aston Martin DB7 engine experts. Compare reconditioned & rebuilt engines for i6 to V12 Vantage - AJ6/V12 covered. Get specialist quotes for your DB7.
DB7 3.2L Straight-Six Engines
from £4,200 to £7,800
Rebuilt units from £4,200 · Common codes: AM1, AM2, AM3, AM4
DB7 5.9L V12 Vantage Engines
from £8,500 to £14,500
Rebuilt units from £8,500 · Common codes: AM V12 AM1, AM V12 AM2, AM V12 AM3
DB7 Limited Edition V12 Engines
from £12,000 to £22,000
Rebuilt units from £12,000 · Common codes: AM V12 AM3, V600-spec

Most replacements completed within 3-5 days.


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Not sure which variant your Aston Martin DB7 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 Aston Martin DB7 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 Aston Martin DB7 variants.

AM1 - 3.2L Petrol
Main replacement demand comes from timing-chain, cooling-system and performance thermal-management faults.
Compatible variants
Avg. rebuilt price
£4,000 - £7,200
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 Aston Martin DB7 engine specialists. Every rebuilt engine comes with a minimum 12-month unlimited mileage warranty.

The Aston Martin DB7's 3.2L supercharged I6 and 5.9L V12 engines are engineering classics, but age and mileage bring known failure points. Timing chain tensioners on the V12 and head gaskets on the straight-six dominate replacement enquiries. Every rebuilt engine supplied through EngineMarket includes upgraded internal components designed to address the...
DB7 V12 Cam Chain Tensioner Failure
Most affected vehicles
Aston Martin DB7 V12 Vantage, Vantage 6.0, GT, GTA (1999-2003, AM V12 AM1-AM3)
Failure mileage range
60,000-90,000 miles
Typical failure window
Root cause
Hydraulic tensioners lose pressure over time, allowing chain slap that damages guides and can jump timing.
Repair options & estimated costs (UK ranges)
| Repair tier | Dealer price | Specialist price | What it involves | Longevity / suitability |
|---|---|---|---|---|
| Intermediate - Tensioner & Guide Replacement | £3,500 - £5,500 | £2,200 - £3,800 | Remove front covers, replace tensioners/guides, reset timing | Viable if caught early before chain jump; 20-30k mile extension |
| Full Replacement - Rebuilt V12 Engine | £18,000 - £28,000 | £8,500 - £14,500 | Supply & fit rebuilt unit with upgraded tensioners, bench-tested, 12-month warranty | Definitive solution; restores reliability for another 50k+ miles |
Our recommendation
On a DB7 V12 worth £25k-£45k, if you hear that rattle, get it inspected immediately. If guides are damaged, replacement is often more economical than repair. We recommend a rebuilt V12 with upgraded tensioners for long-term peace of mind.
Compare rebuilt AM V12 engine prices for your Aston Martin DB7
Every Aston Martin DB7 engine type is available through our UK network with typical price ranges based on variant, engine code and budget.
Compare Aston Martin DB7 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 Aston Martin DB7 within hours.

Every displacement fitted to the Aston Martin DB7 is listed below, with compatible engine codes, production years and common failure notes to help you identify the right replacement.
The 3.2L supercharged inline-six powered early DB7s from 1994-2000, offering 335-340hp with Jaguar-derived AJ6/AM architecture. This engine defined the accessible Aston experience but requires careful cooling system maintenance to avoid head gasket issues.
Engine Code(s)
AM1, AM2, AM3, AM4
Compatible Models (UK)
DB7 3.2 Coupe (1994-1999), DB7 3.2 Volante (1996-1999), DB7 3.2 Vantage
Power output
Verified by registration
Common Failure Points
Head gasket failure from overheating, supercharger bearing wear, timing chain guide deterioration
Production Years: 1999-2000
Compare Aston Martin DB7 3.2L petrol engine prices
Choose your Aston Martin DB7 engine by fuel type to compare realistic replacement prices, known issues, and compatible UK supply options - from early 3.2L supercharged to the iconic 5.9L V12.
All Aston Martin DB7 variants were petrol-powered, featuring either the supercharged 3.2L inline-six or the naturally aspirated 5.9L V12 across 1994-2003 production.
Common Aston Martin DB7 Petrol Engine Families
Found In
Known For
Typical Petrol Models
All Aston Martin DB7 variants were petrol-powered, featuring either the supercharged 3.2L inline-six or the naturally aspirated 5.9L V12 across 1994-2003 production.
Common Aston Martin DB7 Petrol Engine Families
Found In
Known For
Typical Petrol Models
Not sure which fuel type your Aston Martin DB7 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 Aston Martin DB7 specialists.

This section covers all major engine changes across the DB7's 1994-2003 production timeline, organised so owners can quickly identify their engine and compare rebuilt engine prices from UK specialists.
⚙Key Changes
▣Main Engines
AM1- 3.2L petrol supercharged (DB7 3.2 Coupe)
▰Popular Models
🔧Known For
Engine Codes Covered:
AM1