Hyundai Kona 1.0 TGDi Engine Replacement - Compare Prices & Get Quotes
Get quotes today from trusted UK Hyundai Kona 1.0 T-GDi engine specialists. Compare prices on reconditioned, rebuilt and used engines to find the most affordable and reliable solution for your compact SUV.
Supply & Fit Available
12-Month Warranty
Nationwide Delivery
100+ Suppliers

From £1,200 to £2,400 [ESTIMATED]
Used from £600 · Reconditioned from £1,200 · Common codes: G3LA, G3LB
From £600
Tested, bare/short engine
From £1,200
Rod bearings addressed, tested
From quote
Upgraded bearings, full teardown, revised valvetrain

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3 Simple Steps3 Simple Stepsto Finding the Best Hyundai Kona 1.0 T-GDi Replacement Engineto Finding the Best Hyundai Kona 1.0 T-GDi Replacement Engine
Most replacements completed within 3-5 days.
Hyundai Kona 1.0 T-GDi - Engine History & Specs at a Glance
When the 1.0 T-GDi turbocharged petrol engine was introduced to the Hyundai Kona lineup, it brought a highly efficient, punchy three-cylinder powertrain to the compact SUV segment, offering an affordable alternative to larger engines while maintaining strong urban drivability.

Hyundai Kona 1.0 T-GDi - Engine History & Specs at a Glance
When the 1.0 T-GDi turbocharged petrol engine was introduced to the Hyundai Kona lineup, it brought a highly efficient, punchy three-cylinder powertrain to the compact SUV segment, offering an affordable alternative to larger engines while maintaining strong urban drivability.
Hyundai Kona 1.0 T-GDi
Engine History Timeline
G3LA (1.0L T-GDi) 120hp, introduced as the core turbo petrol option for the first-generation Kona, featuring direct injection and a compact turbocharger for responsive urban performance.
G3LB (1.0L T-GDi Smartstream) 120hp, introduced as part of the facelift update, featuring refined thermal management and updated emissions controls to meet stricter Euro 6d standards.
Key Specs Snapshot
Every engine fitted to the Hyundai Kona 1.0 T-GDi is covered below, with UK rebuilt pricing and known failure points.
Hyundai Kona 1.0 T-GDi Engine Codes - Specifications & Replacement CostHyundai Kona 1.0 T-GDi Engine Codes - Specifications & Replacement Cost
1.0L Turbo Petrol (2017-2020)
Compatible Trim Levels
- Kona SE Connect
- Kona Premium
- Kona N Line
- Kona Ultimate

Find your exact engine code, specs and UK replacement cost guide.
Used
Tested, ready-to-fit engine
£600-£1,200
Reconditioned
Addressed known issues, tested
£1,200-£2,000
Rebuilt
Full teardown, upgraded internals
£1,500-£2,400
Common Failure
Timing chain tensioner wear causing cold-start rattling noises, typically emerging between 40,000 and 80,000 miles due to narrow oil feed galleries.


The Hyundai Kona 1.0 T-GDi (G3LA/G3LB) is a popular choice for urban drivers, but the three-cylinder turbo architecture introduces specific wear points. Timing chain tensioner fatigue on early G3LA units and turbo wastegate issues on later G3LB models are the most prominent failure patterns. Every rebuilt engine supplied through EnginesMarket includes upgraded internal components designed to address these original failure points, backed by a minimum 12-month unlimited mileage warranty.

Why the Hyundai Kona 1.0 T-GDi G3LA Rattles on Cold Starts
Affected Vehicles
Hyundai Kona 1.0 T-GDi (G3LA, 2017-2020)
Typical Failure Mileage
40,000-80,000 miles
Root Cause
Restricted oil flow to the hydraulic tensioner due to narrow feed galleries and extended service intervals causes the timing chain to elongate, leading to misalignment and a distinct metallic rattle during cold ignition.
Why It Happens
Restricted oil flow to the hydraulic tensioner due to narrow feed galleries and extended service intervals causes the timing chain to elongate, leading to misalignment and a distinct metallic rattle during cold ignition.
Dealer (parts + labour)
£1,100-£1,500
Specialist (parts + labour)
£650-£950
What it involves
Full chain, guides, tensioner and VVT actuator replacement with updated oil flush.
Suitability
Viable only before rattle becomes severe or cam phasing fails. Extends life 40k-60k miles.
Dealer (parts + labour)
£2,500-£3,200
Specialist (parts + labour)
£1,500-£2,400 [ESTIMATED]
What it involves
Bench-tested rebuilt unit with upgraded chain system, new seals, and reinforced tensioner.
Suitability
Permanent resolution. Includes 12-month warranty and eliminates repeat timing chain failure risk.
| Repair Tier | Dealer (Parts + Labour) | Specialist (Parts + Labour) | What It Involves | Suitability | Estimated Time |
|---|---|---|---|---|---|
Preventative Timing Chain Kit Minor | £1,100-£1,500 | £650-£950 | Full chain, guides, tensioner and VVT actuator replacement with updated oil flush. | Viable only before rattle becomes severe or cam phasing fails. Extends life 40k-60k miles. | |
Full Replacement - rebuilt/reconditioned engine Best Value | £2,500-£3,200 | £1,500-£2,400 [ESTIMATED] | Bench-tested rebuilt unit with upgraded chain system, new seals, and reinforced tensioner. | Permanent resolution. Includes 12-month warranty and eliminates repeat timing chain failure risk. |
Our Recommendation
Our Recommendation
On a Hyundai Kona 1.0 T-GDi, timing chain stretch at low mileages is a known design weakness. If the engine is already rattling or throwing P0014 codes, internal wear on cam lobes and guides has likely occurred. We recommend a full Hyundai Kona 1.0 T-GDi engine replacement in these cases, as a piecemeal chain kit rarely outlasts the weakened block components on high-mileage examples.

Don't Let Engine Failure Write Off Your Hyundai Kona 1.0 T-GDi
Engine problems on the Hyundai Kona 1.0 T-GDi don't have to mean scrapping a reliable daily driver. Whether you're facing timing chain stretch on a G3LA or turbo issues on a G3LB, EnginesMarket connects you directly with verified UK specialists who price parts and labour transparently. Every rebuilt unit arrives with reinforced internal components targeting your exact failure pattern, backed by a minimum 12-month unlimited mileage warranty and nationwide delivery. Compare quotes from our vetted network today and secure a Hyundai Kona 1.0 T-GDi engine replacement that outlasts factory specifications without paying main dealer premiums.
Compare rebuilt G3LA Hyundai Kona 1.0 T-GDi engine prices
Important Information
Important Information
"All prices are indicative UK market ranges based on historical quote data and repair requests from our network of engine specialists. Dealer pricing is estimated based on published main dealer labour rates and genuine OEM parts pricing. Specialist pricing reflects actual quote data from EnginesMarket's UK network. Actual costs vary depending on damage severity, vehicle condition, variant, and workshop location within the UK. Use our free comparison tool to get tailored quotes for your specific Hyundai Kona 1.0 T-GDi. Every engine supplied through EnginesMarket carries a minimum 12-month unlimited mileage warranty - always confirm exact terms with your chosen supplier."
Hyundai Kona 1.0 T-GDi Engine ReplacementFrequently Asked Questions
Question 1How much does a Hyundai Kona 1.0 T-GDi engine replacement cost-
A rebuilt Hyundai Kona 1.0 T-GDi (G3LA/G3LB) engine typically costs between £1,500 and £2,800 for supply only, depending on the exact code and generation.
- Used units start around £600 but carry limited warranties.
- Supply and fit labour typically adds £400-£700 to the engine price.
- Prices vary by variant, mileage, damage severity and UK supplier location.
Question 2What causes the Hyundai Kona 1.0 T-GDi G3LA timing chain to fail-
The G3LA 1.0 T-GDi timing chain fails due to restricted oil flow to the hydraulic tensioner, causing premature stretch and cold-start rattling.
- Oil starvation from extended service intervals damages the hydraulic tensioner first.
- Ignoring the rattle can lead to catastrophic valve-piston contact.
- Upgraded tensioner kits exist, but full engine replacement is often safer for high-mileage units.
Question 3Is it worth replacing the engine in a Hyundai Kona 1.0 T-GDi-
Yes, replacing the engine is worthwhile if the car is under 10 years old and the chassis is in good condition.
- Hyundai Kona values range £8,000-£18,000 depending on year and trim.
- A rebuilt engine plus fitting rarely exceeds £2,500, making it a cost-effective alternative to buying a new SUV.
- Check MOT history and body condition before committing to the replacement.
Question 4How long does a Hyundai Kona 1.0 T-GDi engine replacement take-
A standard supply and fit service for the Hyundai Kona 1.0 T-GDi typically takes 2 to 3 days.
- This includes full engine swap, ECU adaptation, and thorough road testing.
- Supply-only orders can be dispatched nationwide within 24-48 hours of quote acceptance.
Question 5What is the difference between G3LA and G3LB engines in the Kona 1.0 T-GDi-
The G3LA is the original 1.0 T-GDi engine fitted to 2017-2020 Kona models, while the G3LB is the updated Smartstream version fitted from 2021 onwards.
- Both share the same 1.0L turbo architecture and 120hp output.
- The G3LB features refined thermal management but still requires strict oil change intervals.
- Rebuilt units for both codes include upgraded tensioners to prevent repeat failures.
Compare Hyundai Kona 1.0 T-GDiEngine PricesToday
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