Kia Ray 1.0L Petrol Engines (B3LA)
from £800 to £2,000
Rebuilt units from £1,500 · Common codes: B3LA, G3LA, B3LA TCI
Get quotes from trusted UK Kia Ray engine specialists. Compare used and reconditioned prices for 1.0L LPG - B3LA & G3LA covered. Find the best value for your budget.
Kia Ray 1.0L Petrol Engines (B3LA)
from £800 to £2,000
Rebuilt units from £1,500 · Common codes: B3LA, G3LA, B3LA TCI
Kia Ray 1.0L Petrol Engines (G3LA)
from £900 to £2,200
Rebuilt units from £1,500 · Common codes: G3LA, B3LA, B3LA TCI
Kia Ray 1.0L TCI & LPG Engines
from £1,200 to £2,500
Rebuilt units from £1,500 · Common codes: B3LA TCI, B3LA LPG, G3LA

Most replacements completed within 3-5 days.
Typical UK rebuilt engine costs for imported Kia Ray variants - compare failures, codes, fuel types and prices to benchmark what import owners pay.


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Not sure which variant your Kia Ray 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 Kia Ray 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 Kia Ray variants.

B3LA - 1.0L Petrol/LPG
Main replacement demand comes from timing-chain, cooling-system and performance thermal-management faults.
Compatible variants
Avg. rebuilt price
£800 - £1,500
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 Kia Ray engine specialists. Every rebuilt engine comes with a minimum 12-month unlimited mileage warranty.

The Kia Ray’s 1.0L Kappa petrol and bi-fuel LPG engines are compact and efficient, but imported KDM units face specific thermal and electrical wear patterns that frequently trigger replacement searches. Dominant failure points across the B3LA, G3LA, and B3LA TCI engine families include crankshaft sensor degradation, exhaust manifold fractures, and complex...
Crankshaft Position Sensor Failure
Most affected vehicles
Kia Ray 1.0 S, 1.0 SE, 1.0 LPG (2011-2022, B3LA & G3LA)
Failure mileage range
40,000 - 80,000 miles
Typical failure window
Root cause
The factory crankshaft position sensor degrades due to prolonged heat exposure in the compact Kappa engine bay, causing intermittent signal loss to the ECU. When ignored, the ECU cuts fuel and spark entirely, leaving the vehicle stranded and potentially damaging the catalytic converter from unburnt fuel.
Repair options & estimated costs (UK ranges)
| Repair tier | Dealer price | Specialist price | What it involves | Longevity / suitability |
|---|---|---|---|---|
| Minor - CPS Sensor Replacement | £300 - £450 | £150 - £250 | Remove intake covers, replace faulty sensor, clear fault codes and recalibrate ECU timing. | Viable only if caught early before secondary ignition damage occurs. |
| Full Replacement - Rebuilt Kia Ray Engine | £2,800 - £3,500 | £1,500 - £2,000 | Supply and fit a reconditioned B3LA/G3LA unit with upgraded CPS sensor, bench-tested with 12-month warranty. | Permanent solution for high-mileage imports; eliminates recurring electrical gremlins. |
Our recommendation
On a Kia Ray import, we strongly recommend replacing the crankshaft sensor immediately upon first misfire or cold-start hesitation. However, if the engine has already exceeded 75,000 miles with multiple fault codes, investing in a full Kia Ray engine replacement is more cost-effective than chasing intermittent electrical faults that will inevitably return.
Compare rebuilt B3LA & G3LA Kia Ray engine prices for your import
Every engine type is available through the UK network with typical price ranges based on variant, engine code and budget.
Compare Kia Ray 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 Kia Ray within hours.

Every displacement fitted to the Kia Ray across all UK import generations is listed below, with compatible engine codes, production years and common failure notes to help identify the correct replacement unit.
The 1.0L Kappa petrol engine powered every combustion Kia Ray sold in the UK import market, appearing across both early B3LA (2011-2016) and late G3LA (2017-2022) generations. This compact three-cylinder unit was offered in naturally aspirated and turbocharged TCI forms, plus bi-fuel LPG variants for Korean fleet applications. While efficient for city driving, the tight engine bay and heat management challenges contribute to sensor and exhaust-related failures on high-mileage imports.
Engine Code(s)
B3LA, G3LA, B3LA TCI
Compatible Models (UK)
Ray 1.0 S, 1.0 SE, 1.0 LPG, 1.0 TCI
Power output
Verified by registration
Common Failure Points
Crankshaft position sensor failure, exhaust manifold leaks, ECU communication errors
Production Years: 2011-2022
Compare Kia Ray 1.0L petrol engine prices
Choose your Kia Ray engine by fuel type to compare realistic replacement prices, known issues, and compatible UK supply options - from early B3LA petrol to the latest G3LA and electric Ray EV variants.
The 1.0L Kappa petrol engine family powers all combustion Kia Ray imports, spanning early B3LA (2011-2016) and late G3LA (2017-2022) generations in naturally aspirated and turbocharged TCI forms.
Common Kia Ray Petrol Engine Families
Found In
Known For
Typical Petrol Models
The 1.0L Kappa petrol engine family powers all combustion Kia Ray imports, spanning early B3LA (2011-2016) and late G3LA (2017-2022) generations in naturally aspirated and turbocharged TCI forms.
Common Kia Ray Petrol Engine Families
Found In
Known For
Typical Petrol Models
The Ray EV uses a dedicated 50kW/64kW electric motor and high-voltage battery system, completely separate from the Kappa petrol architecture and requiring specialist EV component sourcing.
Found In
Important Notes
Not sure which fuel type your Kia Ray 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 Kia Ray specialists.

This section covers all major engine changes across the Kia Ray's 2011-2022 production timeline, organised so KDM import owners can quickly identify their engine code and compare rebuilt engine prices from UK specialists.
⚙Key Changes
▣Main Engines
B3LA- 1.0L petrol (Ray 1.0 S, 1.0 SE, 1.0 LPG)
B3LATCI - 1.0L petrol turbo (Ray 1.0 TCI, 106hp)
B3LALPG - 1.0L bi-fuel (Korean fleet specification)
▰Popular Models
🔧Known For
Engine Codes Covered:
B3LAB3LA TCIB3LA LPG