How much does a BMW Z8 4.9 engine replacement cost in the UK?

A reconditioned S62B50 engine typically costs £6,000–£10,000 supply only, with rebuilt units reaching £14,000. Fitting adds £1,500–£2,500. Use our calculator for a figure specific to your Z8.

What are the common problems with the BMW Z8 4.9 engine?

VANOS system wear (the most common issue), rod bearing wear, timing chain guide degradation, oil leaks, and cooling system deterioration. The engine is fundamentally robust but demands meticulous care.

Is it worth replacing a Z8 4.9 engine, or should I scrap the car?

Z8 values range from £80,000 to over £200,000+ - a £7,000–£10,000 recon is a small fraction of the car's value, making replacement a clear decision for all but the most challenging examples. This is well within our 70% BMW scrap threshold.

How do I find my BMW Z8 4.9 engine code?

Listed on the VIN plate and vehicle documentation. The Z8 4.9 engine code is S62B50. Tell us your registration date and we'll confirm it for free.

Can I prevent the common failures on a Z8 4.9?

Yes - the single most important prevention is regular oil changes with the correct 10W‑60 oil and shortened intervals. Have the VANOS rebuilt with upgraded seals, replace the rod bearings preventatively, and inspect the timing chain guides at 100,000 miles. At the first sign of rattle, knock or loss of power, book an inspection immediately.

BMW Z8 4.92000–2003S62B50

BMW Z8 4.9 Engine Replacement — Compare Prices & Get Quotes

The Z8 is BMW's halo roadster - powered by the S62 4.9-litre V8 from the E39 M5. A rare, aluminium-bodied modern classic with 400 bhp and a 7,000 rpm redline. Get quotes from trusted UK specialists today.

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BMW Z8 4.9 Engines - from £5,000 to £14,000S62B50

BMW Z8 4.9 Engines - from £5,000 to £14,000· S62B50

Instant QuotesNo Obligation100% FreeReconditionedRebuiltUsedSupply & Fit AvailableUK-Wide Network

The Z8 4.9 THROUGH TIME - Era Map

Four generations. Four eras. One guide to reliability, costs and what really matters.

GenerationYearsEngine CodeReliabilityRecon CostEra Note

Why use this era map?

This table is the single source every other section on this page matches - Sections 2, 4 and 6 reference it rather than restating conflicting figures.

Real UK Cost Data

Verified Reliability

Expert Insights

Updated for 2025

BMW Z8 4.9 Engine Replacement Costs

Supply Only£6,000–£10,000

Fitted (Indie)£7,500–£12,000

Warranty12–24 months

Best ForMost owners - best cost/warranty balance

Engine TypeSupply OnlyFitted (Indie)WarrantyBest For

Used Engine£5,000–£8,000£6,500–£10,0001–6 monthsBudget priority; lower-mileage donor

Reconditioned Engine£6,000–£10,000£7,500–£12,00012–24 monthsMost owners - best cost/warranty balance

Rebuilt Engine£8,000–£14,000£9,500–£16,00012–24 monthsLong-term ownership; concours‑level restoration

Main Dealer NewN/A - no longer availableN/AN/ANot available - reconditioned only

Figures above reflect the current S62B50 generation. A reconditioned S62 engine is a significant investment due to the engine's rarity and the specialist knowledge required.

Labour estimate: Fitting a Z8 4.9 engine typically takes 14–18 hours at £65–£95/hr (independent) or £110–£160/hr (London/SE dealer). M‑specific engine work requires specialist knowledge.

→ Compare Z8 4.9 engine prices from UK specialists

Common Problems With BMW 320d Engines

1. VANOS System Wear

Symptoms: Loss of low‑end power, hesitation on acceleration, rough idle, metallic rattle from the front of the engine, engine warning light.

Typical mileage: 60,000–100,000 miles

Repair cost: £800–£1,800 (VANOS rebuild with upgraded seals and anti‑rattle kit)

Replacement cost: N/A - repair only (if caught before catastrophic failure)

🟠 Check - book inspection urgently if symptoms appear

Our recommendation:

The S62's VANOS system is the most common failure point. Earlier S62s had oil consumption issues and VANOS cold‑start rattle. Specialist companies offer rebuilt units with upgraded seals and anti‑rattle kits. At the first sign of loss of power or rattle, have the VANOS inspected - catching it early prevents more serious engine damage.

1. VANOS System Wear

Symptoms: Loss of low‑end power, hesitation on acceleration, rough idle, metallic rattle from the front of the engine, engine warning light.

Typical mileage: 60,000–100,000 miles

Repair cost: £800–£1,800 (VANOS rebuild with upgraded seals and anti‑rattle kit)

Replacement cost: N/A - repair only (if caught before catastrophic failure)

🟠 Check - book inspection urgently if symptoms appear

Our recommendation:

2. Rod Bearing Wear

Symptoms: Knocking or rumbling noise from the engine, particularly when cold; metallic debris in the oil; sudden engine seizure.

Typical mileage: 60,000–100,000 miles (can occur at any mileage if neglected)

Repair cost: £1,500–£3,500 (rod bearing replacement)

Replacement cost: £6,000–£14,000 (full engine replacement if bearings fail)

🔴 Immediate - if you hear knocking, stop driving and book an inspection today

Our recommendation:

The S62 engine is known to have issues with rod bearing wear. While not as common as VANOS failure, bearings are guaranteed to be worn by now in most normal, properly maintained S62s. Regular oil changes with the correct 10W‑60 oil are crucial. Many specialists recommend replacing the rod bearings preventatively - a relatively small cost compared to a full engine replacement. If you hear knocking, do not drive the car.

3. Timing Chain Guide Degradation

Symptoms: Rattling noise on cold start, metallic ticking, engine warning light, loss of power.

Typical mileage: 80,000–120,000 miles

Repair cost: £1,500–£3,000 (chain guides, tensioner and chain replacement)

Replacement cost: N/A - repair only (if caught before chain jumps)

🔴 Immediate - if you hear rattle, book an inspection today

Our recommendation:

The plastic timing chain guides degrade over time, causing noise and potential catastrophic failure if neglected. Preventive replacement around 100,000 miles is strongly recommended. At the first sign of rattling on cold start, have the guides inspected immediately.

Weighing Your Options?

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Z8 4.9 - Repair, Buy, or Replace?

Every 320d has a story. Make the right call with clear data, real-world costs, and honest guidance from UK specialists.

Z8 4.9 - Repair, Buy, or Replace?

Every 320d has a story. Make the right call with clear data, real-world costs, and honest guidance from UK specialists.

Can It Be Repaired?

ProblemRepairable?Typical CostWhen It Makes SenseVANOS wear✅ Yes£800–£1,800Rebuild with upgraded seals - permanent fixRod bearing wear✅ Yes£1,500–£3,500Catch it early - prevent catastrophic failureTiming chain guide degradation✅ Yes£1,500–£3,000Preventive replacement at 100,000 milesOil leaks✅ Yes£400–£1,000Routine maintenance - do preventativelySevere engine damage (bearing seizure / chain jump)❌ Usually NoEngine replacementLittle left to salvage - replacement is the only option

Buying This Z8 4.9? Check These First

Buy If

VANOS rebuilt with upgraded seals and anti‑rattle kit
Rod bearings replaced preventatively
Timing chain guides inspected or replaced
Full BMW service history with correct 10W‑60 oil

Avoid If

Loss of power or rattle - VANOS may be failing - walk away
Knocking from the engine - rod bearings may be failing - walk away
Cold‑start rattle - timing chain guides may be failing
Poor service history - S62 engines demand meticulous care

Closing Verdict

The Z8 is BMW's halo roadster - an aluminium‑bodied, V8‑powered masterpiece designed by Henrik Fisker and powered by the S62 from the E39 M5. Only 5,703 were built between 2000 and 2003. The S62 is a robust engine - if maintained correctly. The main watchpoints - VANOS, rod bearings and timing chain guides - are all well‑understood and manageable with preventative maintenance. Buy on full service history and budget for the big three items. A well‑maintained Z8 is a rewarding, appreciating modern classic.

Don't guess.Get the right engine at the right price.

→ Compare Z8 4.9 engine prices before you buy

Don't Guess. Compare.

Get real quotes from vetted UK specialists and make the right call for your 320d.

→ Compare Z8 4.9 engine prices before you buy

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Buying Checklist

Before you buy a used BMW Z8 4.9 (or before you commit to an engine replacement), check these:

Cold Start

Listen for rattling; VANOS or timing chain indicator

Knocking

Listen for knocking or rumbling; rod bearing indicator

Power Delivery

Check for hesitation or loss of low‑end power; VANOS indicator

Service History

including engine era (S62B50) and confirmed maintenance with 10W‑60 oil

VANOS History

Rebuilt with upgraded seals?

Rod Bearing History

Replaced preventatively?

Timing Chain Guide History

Inspected or replaced?

Engine Warning Light

Have codes been read? Any unresolved VANOS or timing issues?

Buy smart. Drive with confidence.

A few checks today can save thousands tomorrow. Use this checklist to avoid the most common 320d pitfalls.

Buy smart. Drive with confidence.

A few checks today can save thousands tomorrow. Use this checklist to avoid the most common 320d pitfalls.

BMW 320d Engine Codes

This table's rows match Section 1B's Era Map exactly.

S62B50 (4.9 V8)

Years2000–2003

Power400 PS (394–400 bhp) @ 6,600 rpm; 500 Nm (369 lb-ft) @ 3,800 rpm

2025 Enquiries- (pattern data)

Avg. Recon Cost£6,000–£10,000 [PLACEHOLDER]

Engine CodeYearsPower2025 EnquiriesAvg. Recon Cost

S62B50 (4.9 V8)2000–2003400 PS (394–400 bhp) @ 6,600 rpm; 500 Nm (369 lb-ft) @ 3,800 rpm- (pattern data)£6,000–£10,000 [PLACEHOLDER]

Technical Specs

S62B50 4.9 V8

Displacement4,941 cc

Cylinders8-cylinder V‑configuration

Compression Ratio11.0:1

Fuel SystemPort injection with individual throttle bodies

ValvetrainDOHC with VVT and 32 valves

Redline7,000 rpm

Engine Oil SpecCastrol TWS 10W‑60

→ Compare Z8 4.9 engine prices for your BMW

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Market Intelligence

Most Common Failure

VANOS system wear

the most frequently reported S62 issue

Average Enquiry Mileage

50,000

–70,000 miles【PATTERN DATA】

Average Replacement Cost

£7,500–£8,500 reconditioned, supply only【PLACEHOLDER

confirm vs cost sheet】

Most Requested Engine Code

S62B50【PATTERN DATA】

Peak Enquiry Season

Spring/Summer

classic car season【PATTERN DATA】

Regional Demand

South East19%

London17%

South West (14%)【PATTERN DATA】

Regional Demand Breakdown

19%South East

17%London

BMW 320d - Frequently Asked Questions

All prices are indicative UK market ranges based on historical quote data from our network of engine specialists. Actual costs vary by variant, engine code, damage severity and workshop location. Use our free comparison tool to get tailored quotes. Every engine supplied through EnginesMarket carries a minimum 12‑month unlimited‑mileage warranty - always confirm terms with your chosen supplier.

Find the best BMW Z8 4.9 engine replacement UK drivers rely on. Compare prices from trusted specialists on EnginesMarket today and get back on the road with confidence - from £5,000 for a used unit to £14,000 for a fully rebuilt S62 V8.

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100% Free

No hidden fees

No Obligation

Get quotes with zero pressure

UK Specialists

20+ vetted experts

12-Month Warranty

As standard

Nationwide Delivery

Supply & fit available