1.8L Petrol Engines- from £1,200 to £2,500
Rebuilt units from £1,200 · Common codes: 4ZC1, 4ZC1-T, 4ZD1
Get quotes today from trusted UK Isuzu Piazza engine specialists. Compare prices on reconditioned, rebuilt and used engines- supply& fit available nationwide.
1.8L Petrol Engines- from £1,200 to £2,500
Rebuilt units from £1,200 · Common codes: 4ZC1, 4ZC1-T, 4ZD1
2.0L Turbo Performance Engines- from £1,800 to £3,500
Rebuilt units from £1,800 · Common codes: 4ZC1-T, 4XE1
2.0L Diesel Engines- from £1,500 to £2,800
Rebuilt units from £1,500 · Common codes: 4ZD1

Most replacements completed within 3-5 days.


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Not sure which variant your Isuzu Piazza 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 Isuzu Piazza across all generations, with technical specs, compatible variants and trims, known failure points, and average rebuilt prices from UK specialists. Select an engine code to compare quotes.
Extracted from detailed petrol and performance engine families across Isuzu Piazza variants.

4ZC1 - 1.8L Petrol
Main replacement demand comes from timing-chain, cooling-system and performance thermal-management faults.
Compatible variants
Avg. rebuilt price
£1,200 - £2,500
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 Isuzu Piazza engine specialists. Every rebuilt engine comes with a minimum 12‐month unlimited mileage warranty.

The Isuzu Piazza is a cherished classic, but its age means certain engine families are prone to specific issues. The 4ZC1 and 4ZC1-T engines dominate replacement demand. Every rebuilt engine supplied through EngineMarket includes upgraded internal components designed to address the original failure points, plus a minimum 12‐month unlimited mileage warranty.
Isuzu Piazza Oil Pump Failure- Why Early 4ZC1 Engines Fail
Most affected vehicles
Isuzu Piazza 1.8 (1981-1992, 4ZC1)
Failure mileage range
80,000 - 120,000 miles
Typical failure window
Root cause
Early oil pump designs wear prematurely, leading to a critical drop in oil pressure, especially when the engine is hot.
Repair options & estimated costs (UK ranges)
| Repair tier | Dealer price | Specialist price | What it involves | Longevity / suitability |
|---|---|---|---|---|
| Minor- Preventative | £600 - £900 | £400 - £600 | Oil pump replacement and system flush. | Only viable if caught early before bearing damage occurs. |
| Full Replacement- Rebuilt Engine | £3,500 - £4,500 | £2,000 - £2,800 | Supply and fit of a reconditioned 4ZC1 with upgraded oiling components. | Permanent solution; restores reliability and protects the block. |
Our recommendation
If your 4ZC1 is showing signs of low oil pressure or a flickering oil light, do not ignore it. A full replacement with an upgraded oiling system is the only definitive fix to prevent catastrophic bottom-end failure.
Compare rebuilt 4ZC1 engine prices for your Isuzu Piazza
Every engine type is available through our UK network with typical price ranges based on variant, engine code and budget.
Compare Isuzu Piazza 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 Isuzu Piazza within hours.

Every displacement fitted to the Isuzu Piazza is listed below, complete with compatible engine codes, production years, and common failure notes.
The 1.6-litre 4XE1 is a rare DOHC unit found in specific grey import models. It requires specialist knowledge for harness and ECU matching, but offers authentic high-revving performance.
Engine Code(s)
4XE1
Compatible Models (UK)
1.6 DOHC Import
Power output
Verified by registration
Common Failure Points
Wiring harness degradation, carburettor tuning instability.
Production Years: 1980s
Compare Isuzu Piazza 1.6L petrol engine prices
Choose your Isuzu Piazza engine by fuel type to compare realistic replacement prices, known issues, and compatible UK supply options- from early 1.8 models to the latest 2.0 Turbo XS.
Petrol engines dominate the Piazza range, offering a spectrum from reliable OHV workhorses to high-revving, turbocharged performance units.
Common Isuzu Piazza Petrol Engine Families
Found In
Known For
Typical Petrol Models
Petrol engines dominate the Piazza range, offering a spectrum from reliable OHV workhorses to high-revving, turbocharged performance units.
Common Isuzu Piazza Petrol Engine Families
Found In
Known For
Typical Petrol Models
Diesel variants are exceptionally rare, primarily found in commercial or utility derivatives of the Piazza platform.
Common Isuzu Piazza Diesel Engine Families
Found In
Known For
Typical Diesel Models
Not sure which fuel type your Isuzu Piazza 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 Isuzu Piazza specialists.

This section covers all major engine changes across the Isuzu Piazza's production timeline, organised so owners can quickly identify their engine and compare rebuilt prices from UK specialists.
⚙Key Changes
▣Main Engines
▰Popular Models
🔧Known For
Engine Codes Covered:
4ZC1