Silver Seraph M73 V12 Engines
from £2,900 to £6,500
Rebuilt units from £4,200 · Common codes: M73, M73TUB54, 5379cc
Get specialist quotes from UK Rolls Royce Silver Seraph engine experts. Compare reconditioned & rebuilt M73 TUB54 V12 engines. Get specialist quotes for your Silver Seraph.
Silver Seraph M73 V12 Engines
from £2,900 to £6,500
Rebuilt units from £4,200 · Common codes: M73, M73TUB54, 5379cc
BMW M73 Donor Units for Silver Seraph
from £2,400 to £4,800
Rebuilt units from £4,200 · Common codes: M73B54, M73TUB54, 5.4L V12
Silver Seraph Park Ward V12 Engines
from £3,200 to £7,200
Rebuilt units from £4,800 · Common codes: M73TUB54, 5379cc V12, RZ chassis

Most replacements completed within 3-5 days.


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“Thanks to EngineMarket, I saved over £1,200 on my engine replacement and got matched with a great local specialist within the hour.”












Not sure which variant your Rolls Royce Silver Seraph 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 Rolls Royce Silver Seraph 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 Rolls Royce Silver Seraph variants.

M73TUB54 - 5.4L Petrol
Main replacement demand comes from timing-chain, cooling-system and performance thermal-management faults.
Compatible variants
Avg. rebuilt price
£4,200 - £5,100
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 Rolls Royce Silver Seraph engine specialists. Every rebuilt engine comes with a minimum 12-month unlimited mileage warranty.

The Rolls Royce Silver Seraph's BMW M73TUB54 V12 is refined but vulnerable to cooling system neglect and age-related seal failure. Coolant leaks, oil seepage and timing component wear dominate UK replacement enquiries. Every rebuilt M73 engine supplied through EngineMarket includes upgraded coolant elbows, valve cover gaskets and timing components designed...
Coolant System Failure
Most affected vehicles
Rolls Royce Silver Seraph Standard Saloon, Park Ward (1998-2002, M73TUB54)
Failure mileage range
50,000-90,000 miles
Typical failure window
Root cause
Plastic coolant elbows and expansion tank connectors become brittle with age and thermal cycling, leading to cracks and coolant loss.
Repair options & estimated costs (UK ranges)
| Repair tier | Dealer price | Specialist price | What it involves | Longevity / suitability |
|---|---|---|---|---|
| Minor - Preventative Coolant Hose Replacement | £800 - £1,400 | £450 - £850 | Replace plastic coolant elbows, expansion tank and hoses with upgraded silicone components | Prevents catastrophic overheating; recommended at 60k miles or 10 years |
| Intermediate - Cooling System Overhaul | £2,200 - £3,800 | £1,200 - £2,400 | Full coolant system rebuild: radiator, water pump, thermostat, all hoses and connectors | Restores cooling reliability; suitable for cars with early warning signs |
| Full Replacement - Rebuilt M73TUB54 Engine | £14,000 - £22,000 | £4,200 - £6,500 | Supply & fit rebuilt V12 with upgraded cooling components, bench-tested, 12-month warranty | Only viable solution once cylinder head warping or block damage has occurred |
Our recommendation
On a Silver Seraph valued £15k-£40k, preventative coolant system maintenance at 60k miles is far more economical than engine replacement. If overheating has already caused head warping, a rebuilt M73 with upgraded components offers the only reliable long-term solution.
Compare rebuilt M73TUB54 engine prices for your Rolls Royce Silver Seraph
Every M73TUB54 V12 engine type for the Rolls Royce Silver Seraph is available through our UK network, with typical price ranges based on variant, condition and budget.
Compare Rolls Royce Silver Seraph 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 Rolls Royce Silver Seraph within hours.

Every displacement fitted to the Rolls Royce Silver Seraph is listed below, with compatible engine codes, production years and common failure notes to help you identify the correct replacement unit.
The sole engine fitted to the Rolls Royce Silver Seraph across its 1998-2002 production run, this BMW-sourced M73TUB54 aluminium V12 delivered effortless refinement and 322hp. It shares architecture with the BMW E38 750iL but features unique Rolls-Royce calibration, intake manifolds and engine mounts specific to the RZ chassis.
Engine Code(s)
M73TUB54, M73, 5379cc
Compatible Models (UK)
Standard Saloon (1998-2002), Park Ward LWB (2000-2002), LOL Specification (2001-2002), Last of Line
Power output
Verified by registration
Common Failure Points
Coolant elbow cracking, valve cover gasket seepage, timing chain guide wear on high-mileage units
Production Years: 2002
Compare Rolls Royce Silver Seraph 5.4L petrol engine prices
Choose your Rolls Royce Silver Seraph engine by fuel type to compare realistic replacement prices, known issues, and compatible UK supply options - from the sole 5.4L V12 petrol unit fitted across all 1998-2002 models.
The Silver Seraph was exclusively powered by the BMW M73TUB54 5.4L V12 petrol engine across its entire 1998-2002 production run, with no diesel or hybrid variants ever offered.
Common Rolls Royce Silver Seraph Petrol Engine Families
Found In
Known For
Typical Petrol Models
The Silver Seraph was exclusively powered by the BMW M73TUB54 5.4L V12 petrol engine across its entire 1998-2002 production run, with no diesel or hybrid variants ever offered.
Common Rolls Royce Silver Seraph Petrol Engine Families
Found In
Known For
Typical Petrol Models
Not sure which fuel type your Rolls Royce Silver Seraph 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 Rolls Royce Silver Seraph specialists.

This section covers all major engine changes across the Rolls Royce Silver Seraph's 1998-2002 production timeline, organised so owners can quickly identify their M73TUB54 V12 and compare rebuilt engine prices from UK specialists.
⚙Key Changes
▣Main Engines
M73- 5.4L petrol (Standard Saloon)
▰Popular Models
🔧Known For
Engine Codes Covered:
M73M73TUB545379cc