Engine Family
M272 / M273
The M272 and M273 are smooth, high-revving naturally aspirated V6 and V8 petrols – generally robust, but balance shaft wear is their defining risk. Backed by real UK specialist data [ESTIMATED].

Enquiries
20+
Models
Fitted
/100
Engine
Score
Part of Engine Finders
All the essential specifications, performance data, and compatibility information at a glance.
Engine Family
M272 / M273
Fuel
Petrol
Configuration /
Displacement
V6 (2.5–3.5L) / V8 (5.0–6.2L) NA
Power Range
200–400+ hp
Years Produced
2004–2015
Models Fitted (BMW only)
Cross-Brand Fitment
Exclusive to Mercedes-Benz
Overall Engine Score
TBC/
Rating:
3
75% confidence – based on UK specialist consensus and owner-forum reporting, pending proprietary enquiry data.
The M272/M273 are generally robust V6/V8s – but balance shaft sprocket wear (pre-2008) and intake manifold issues are common – buy with full history and listen for cold-start rattles.
Engine Score breakdown:
Reliability
3.0★ × 4 = 12
12 /20
Repair Cost
Reconditioned supply midpoint ~£4,250 – threshold £3,000–£4,999 → 16
16 /20
Repairability
Mixed: many repairs straightforward; balance shaft replacement and timing chain work are labour-intensive on V8s
12 /20
Parts Supply
Abundant – these were high-volume engines; parts widely available from Mercedes, aftermarket and breakers
20 /20
Replacement Economics
Reconditioned cost as % of lowest typical host value – £4,250 on a £2,500–£3,500 car is often 120%+ → 4
4 /20
Total Engine Score
64 / 100
Best for:
Enthusiasts wanting a smooth, powerful petrol Mercedes with a strong parts network and willing to address known issues pre-emptively.
Avoid if:
Budget buyers shopping sub-£3k examples; a major repair can easily exceed the car's value.
Jaguar Engine engines are fitted across 13+ models from 2004–2015.
Jaguar Exclusive Engine
This is an exclusive Jaguar engine. No cross-platform sharing.
C-Class
Generation
W204Variant/Badge
C 280 / C 300 / C 350 (M272)
Years
2007–2014
C-Class
Generation
W203Variant/Badge
C 280 / C 350 (M272)
Years
2004–2007
E-Class
Generation
W211Variant/Badge
E 280 / E 300 / E 350 (M272); E 500 (M273)
Years
2005–2009
E-Class
Generation
W212Variant/Badge
E 350 (M272); E 500 (M273)
Years
2009–2011
CLS-Class
Generation
W219Variant/Badge
CLS 280 / CLS 350 (M272); CLS 500 (M273)
Years
2005–2010
CLS-Class
Generation
W218Variant/Badge
CLS 350 (M272)
Years
2011–2014
S-Class
Generation
W221Variant/Badge
S 350 (M272); S 500 / S 550 (M273)
Years
2005–2013
CL-Class
Generation
C216Variant/Badge
CL 500 / CL 550 (M273)
Years
2006–2013
SL-Class
Generation
R230Variant/Badge
SL 350 (M272); SL 500 (M273)
Years
2006–2011
SLK-Class
Generation
R171Variant/Badge
SLK 280 / SLK 300 / SLK 350 (M272)
Years
2005–2011
SLK-Class
Generation
R172Variant/Badge
SLK 350 (M272)
Years
2011–2015
ML-Class
Generation
W164Variant/Badge
ML 280 / ML 350 (M272); ML 500 (M273)
Years
2005–2011
GL-Class
Generation
X164Variant/Badge
GL 450 (M273)
Years
2006–2012
R-Class
Generation
W251Variant/Badge
R 350 (M272); R 500 (M273)
Years
2006–2013
G-Class
Generation
W463Variant/Badge
G 500 (M273)
Years
2006–2012
CLK-Class
Generation
C209Variant/Badge
CLK 280 / CLK 350 (M272)
Years
2005–2009
CLK-Class
Generation
A209Variant/Badge
CLK 280 / CLK 350 (M272)
Years
2005–2009
Sprinter
/ Vito
Generation
W906Variant/Badge
V6 diesel derivative not included – petrol variants are rare
Years
–
S-Class
Generation
W220Variant/Badge
S 500 (M113 – predecessor, not M273)
Years
Pre-2005, not included
CL-Class
Generation
C215Variant/Badge
CL 500 (<Link href='https://mercedesengines.uk/engine/m113'>M113</Link> – predecessor)
Years
Pre-2006, not included
Other Jaguar Models
Engine also appears in limited variants and markets.
Compatibility Verified
All compatibility data verified from Jaguar parts catalogues and specialist databases. [JAGUAR-VERIFIED]
(Exclusive mode – no cross-link)
All prices are estimates from UK specialists [JAGUAR-QUOTE]
Fitting an M272/M273 typically takes 10–14 hours at £65–£95/hr (independent) or £110–£160/hr (London/SE dealer) [ESTIMATED].
N/A – exclusive to Mercedes-Benz.
USED
Supply Only
£1,000–£4,000
Fitted (Indie)
£1,800–£5,500
RECONDITIONED
Supply Only
£2,500–£6,000
Fitted (Indie)
£3,300–£7,500
REBUILT
Supply Only
£4,000–£8,000
Fitted (Indie)
£4,800–£9,500
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All prices are estimates from UK specialists
[JAGUAR-QUOTE]
USED
Supply Only
£1,000–£4,000
Fitted (Indie)
£1,800–£5,500
Warranty
3–6 monthsRECONDITIONED
Supply Only
£2,500–£6,000
Fitted (Indie)
£3,300–£7,500
Warranty
12–24 monthsREBUILT
Supply Only
£4,000–£8,000
Fitted (Indie)
£4,800–£9,500
Warranty
12–24 monthsFitting an M272/M273 typically takes 10–14 hours at £65–£95/hr (independent) or £110–£160/hr (London/SE dealer) [ESTIMATED].
N/A – exclusive to Mercedes-Benz.
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