Engines Market

BMW Z8 4.9 SPECIALISTS

BMW Z8 4.9 Engine Replacement Compare Prices & Get Quotes

Get quotes today from trusted UK BMW Z8 4.9 engine specialists. Compare prices on reconditioned, rebuilt and used S62 V8 engines for the E52 roadster - supply & fit available.

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BMW Z8 4.9 Engine
from£12,000 to £18,0...
  • Usedfrom £8,000
  • Reconditionedfrom £12,000
  • Common codesS62B50
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How it works

3 Simple Steps to Finding the Right Replacement Engine

Clear information first, then the right engine and specialist for your exact vehicle.

Variant History

BMW Z8 4.9 Engine History & Specs at a Glance

The BMW Z8 (E52) is one of the most iconic and collectable roadsters ever built by BMW, produced from 1999 to 2003 with just 5,703 units manufactured. Designed as a homage to the legendary BMW 507, the Z8 was exclusively powered by the S62B50 4.9-litre V8 engine - developed by BMW Motorsport and shared with the E39 M5. With 394hp, individual throttle bodies, and a 7,000rpm redline, the S62 remains one of the greatest naturally aspirated V8 engines ever produced.

BMW Z8 4.9
  1. 1999

    Z8 production begins with S62B50 4.9L V8, 394hp, 6-speed manual transmission

  2. 2000

    Full production model launched; all-aluminium chassis and body

  3. 2000

    2003 - S62B50 remains the sole engine for standard Z8 production

  4. 2003

    Alpina Z8 Roadster V8 introduced with 4.8L M62 V8, 375hp, 5-speed automatic

  5. 2003

    End of production; 5,703 Z8s built in total

Every engine fitted to the BMW Z8 4.9 is covered below, with UK rebuilt pricing and known failure points specific to the S62B50 V8.

Engine Codes & Pricing

BMW Z8 4.9 Engine Codes Specifications & Replacement Cost

Find your exact engine code, specs and UK replacement cost guide.

S62B50 — 4.9L V8 Petrol (1999-2003) engine

S62B50 — 4.9L V8 Petrol (1999-2003)

Power Output
394hp (294kW) @ 6,600rpm
Torque
500Nm (369 lb-ft) @ 3,800rpm
Displacement
4,941cc (4.9L)
Years Fitted
1999-2003 (all standard Z8 production)
Engine Features
DOHC 32-valve V8, double-VANOS, individual throttle bodies (ITBs), semi-dry sump lubrication, 11.0:1 compression ratio
Transmission
6-speed manual (ZF S6-37)

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Common Problems

BMW Z8 4.9 Engine Problems Repair Cost vs Replacement

The BMW Z8 4.9's S62B50 V8 is one of BMW M's greatest naturally aspirated engines, but as these cars approach 25+ years of age, predictable wear patterns emerge - timing chain guide degradation, VANOS seal failure, and cooling system issues being the most significant. Every rebuilt engine supplied through EnginesMarket includes upgraded components designed to address these original failure points - plus a minimum 12-month unlimited mileage warranty.

Common failure points and repair options

Timing Chain Guide Failure

Affected
BMW Z8 4.9 (1999-2003, S62B50)
Typical failure mileage
80,000-100,000 miles
Root cause
The S62 uses plastic timing chain guides that degrade over time due to heat cycling and age. When the guides fail, the timing chain can become loose, causing rattling on start-up and, if ignored, potential catastrophic engine failure. As one expert notes: "Preventive replacement around 100,000 miles (160,000 km) is recommended".

Repair options

Repair tierDealer priceSpecialist price
Preventative - Timing Chain Guides & Tensioner£3,500-£5,000£2,200-£3,500
Full Replacement - rebuilt/reconditioned engine£18,000-£25,000£12,000-£18,000
Our recommendation
On any Z8 4.9 without documented timing chain guide work within the last 80,000 miles, preventative guide and tensioner replacement is strongly advised. A £2,200-£3,500 specialist chain guide kit is far cheaper than a £12,000+ engine rebuild. Once the chain jumps, the engine is almost certainly damaged.
-> Compare rebuilt S62B50 engine prices for your BMW Z8 4.9

VANOS Seal Failure

Affected
BMW Z8 4.9 (1999-2003, S62B50)
Typical failure mileage
60,000-100,000 miles
Root cause
The S62 was BMW's first V8 engine with double-VANOS - variable valve timing on both intake and exhaust camshafts. The VANOS seals degrade over time, causing a loss of low-end torque, rough idle, and reduced fuel economy.

Repair options

Repair tierDealer priceSpecialist price
VANOS Seal Replacement£1,200-£1,800£700-£1,200
Full VANOS Unit Rebuild£2,200-£3,200£1,400-£2,200
Full Replacement - rebuilt/reconditioned engine£18,000-£25,000£12,000-£18,000
Our recommendation
VANOS seal failure on the S62 is a well-understood issue. Specialist seal replacement using upgraded Viton seals costs under £1,200 and restores factory power delivery. This is almost always the right first step - a full engine replacement is rarely necessary unless the engine has suffered catastrophic failure.
-> Get quotes for BMW Z8 4.9 VANOS repair and replacement

Cooling System Failure

Affected
BMW Z8 4.9 (1999-2003, S62B50)
Typical failure mileage
50,000-80,000 miles
Root cause
Like other BMW engines of the era, the S62's cooling system components (radiators, water pumps, expansion tanks) degrade over time. The water pump and thermostat can fail, leading to overheating.

Repair options

Repair tierDealer priceSpecialist price
Preventative Cooling System Overhaul£1,200-£1,800£700-£1,200
Cylinder Head Rebuild (post-overheat)£4,000-£6,500£2,500-£4,200
Full Replacement - rebuilt/reconditioned engine£18,000-£25,000£12,000-£18,000
Our recommendation
On any Z8 4.9 without documented cooling system work, proactive replacement of the water pump, thermostat, and expansion tank is essential. A £700-£1,200 specialist overhaul is far cheaper than a £12,000+ engine rebuild. Check coolant levels regularly.
-> Compare BMW Z8 4.9 cooling system repair costs

Oil Leaks

Affected
BMW Z8 4.9 (1999-2003, S62B50)
Typical failure mileage
50,000-80,000 miles
Root cause
The S62 is prone to oil leaks, particularly around the valve cover gaskets and oil filter housing. These gaskets become brittle with age and heat cycling.

Repair options

Repair tierDealer priceSpecialist price
Gasket Replacement£600-£1,000£350-£650
Full Replacement - rebuilt/reconditioned engine£18,000-£25,000£12,000-£18,000
Our recommendation
Oil leaks on the S62 are common but rarely catastrophic if addressed promptly. Check for oil around the valve covers and oil filter housing regularly. A £350-£650 specialist gasket replacement is cheap insurance against a more serious oil starvation issue.
-> Compare BMW Z8 4.9 oil leak repair costs

Don't Let Engine Failure Write Off Your BMW Z8 4.9

A failed S62B50 doesn't have to mean the end of the road for your Z8 4.9. Whether you're facing timing chain guide degradation, VANOS seal failure, cooling system issues, or oil leaks, EnginesMarket connects you with trusted UK BMW heritage specialists who supply rebuilt engines with upgraded components specifically designed to address the original failure points. Every engine comes with a minimum 12-month unlimited mileage warranty, nationwide delivery, and supply & fit options across the UK. Compare prices today - and keep one of BMW's rarest and most collectable roadsters on the road without paying the main dealer premium.

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FAQ

BMW Z8 4.9 Engine ReplacementFrequently Asked Questions

Everything BMW Z8 4.9 owners usually ask before choosing a rebuilt, reconditioned or used replacement engine.

Why Choose Us

Compare BMW Z8 4.9 Engine Prices Today

Comparing quotes for your BMW Z8 4.9 is free, no-obligation, and specific to your exact E52 roadster and its S62B50 engine code. Whether you need a used replacement, a reconditioned unit, or a full rebuilt engine with upgraded components, our network of trusted UK BMW heritage specialists delivers transparent pricing and nationwide coverage. Don't let a failed engine end the life of BMW's most iconic modern roadster - compare prices today and preserve your collector-grade asset with confidence.

5,7035,703 BMW Z8s ever built
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