Suzuki Swift Sport 1.4 Boosterjet Engine ReplacementCompare Prices & Get Quotes
Get free, no-obligation quotes from trusted UK Suzuki Swift Sport 1.4 Boosterjet specialists. Compare prices on reconditioned, rebuilt and used K14C turbo engines - all with transparent pricing and 12-month warranty options.
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From £1,800 to £2,800
Used from £800 · Reconditioned from £1,800 · Common codes: K14C
From £800
Tested, bare/short engine
From £1,800
Rod bearings addressed, tested
From quote
Upgraded bearings, full teardown, revised valvetrain
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3 Simple Steps3 Simple Stepsto Finding the Best Suzuki Swift Sport 1.4 Boosterjet Replacement Engineto Finding the Best Suzuki Swift Sport 1.4 Boosterjet Replacement Engine
Most replacements completed within 3-5 days.
Variant HistorySuzuki Swift Sport 1.4 Boosterjet - Engine History & Specs at a Glance
The Suzuki Swift Sport 1.4 Boosterjet debuted in 2017 as the third-generation (ZC33S) Swift Sport, marking a significant departure from its predecessors. For the first time in Swift Sport history, Suzuki replaced the high-revving naturally aspirated 1.6-litre M16A engine with a turbocharged 1.4-litre unit - the K14C Boosterjet. The move brought a substantial torque increase from 160Nm to 230Nm, transforming the car's character while maintaining the lightweight agility the Swift Sport is famous for.
Variant HistorySuzuki Swift Sport 1.4 Boosterjet - Engine History & Specs at a Glance
The Suzuki Swift Sport 1.4 Boosterjet debuted in 2017 as the third-generation (ZC33S) Swift Sport, marking a significant departure from its predecessors. For the first time in Swift Sport history, Suzuki replaced the high-revving naturally aspirated 1.6-litre M16A engine with a turbocharged 1.4-litre unit - the K14C Boosterjet. The move brought a substantial torque increase from 160Nm to 230Nm, transforming the car's character while maintaining the lightweight agility the Swift Sport is famous for.
Suzuki Swift Sport 1.4 Boosterjet
Fuel TypePetrol - Turbocharged Direct Injection (Boosterjet)
Engine Size1.4-litre (1,373cc)
Power Output138hp (140PS) at 5,500rpmEngine History Timeline
2017 (September) - K14C 1.4-litre Boosterjet turbocharged petrol engine unveiled at the Frankfurt Motor Show. 138hp at 5,500rpm 230Nm torque from 2,500-3,500rpm. Weighs just 970kg - 80kg lighter than the previous generation.
2018 (June) - UK market launch. Available exclusively with a six-speed manual transmission. Priced from approximately £16,500. Total UK Swift Sport sales (all generations since 2006) reached 11,535 units.
2020 (Spring) - Non-hybrid 1.4 Boosterjet discontinued in the UK replaced by a 48V mild-hybrid version (K14D engine) with 127bhp and improved fuel economy.
2024 - 48V mild-hybrid Swift Sport continues production alongside the standard Swift range. The hybrid version offers 50.4mpg compared to 47mpg in the non-hybrid.
Key Specs Snapshot
Fuel TypePetrol - Turbocharged Direct Injection (Boosterjet)Engine Size1.4-litre (1,373cc)Power Output138hp (140PS) at 5,500rpmTorque230Nm at 2,500-3,500rpmYears Produced (Non-hybrid)2017-2020 (UK: 2018-2020)Every engine fitted to the Suzuki Swift Sport 1.4 Boosterjet is covered below, with UK rebuilt pricing and known failure points for this specific K14C turbocharged unit.
Suzuki Swift Sport 1.4 Boosterjet Engine Codes - Specifications & Replacement CostSuzuki Swift Sport 1.4 Boosterjet Engine Codes - Specifications & Replacement Cost
1.4-litre Petrol Turbocharged Boosterjet (2017-2020)
Power Output138hp (140PS) at 5,500rpm; 230Nm torque at 2,500-3,500rpmYears Fitted2017-2020 (UK: 2018-2020)
Compatible Trim Levels
- Swift Sport 1.4 Boosterjet
- Swift Sport (ZC33S)
Find your exact engine code, specs and UK replacement cost guide.
Used
Tested, ready-to-fit engine
£800-£1,500
Reconditioned
Addressed known issues, tested
£1,800-£2,800
Rebuilt
Full teardown, upgraded internals
£2,200-£3,200
Common Failure
The K14C Boosterjet engine is generally reliable, with no widespread catastrophic issues reported. However, timing chain stretching has been reported on higher-mileage examples (100,000-150,000km / 62,000-93,000 miles). Direct injection also contributes to carbon buildup on intake valves, a common characteristic of modern turbocharged direct-injection engines.
The Suzuki Swift Sport 1.4 Boosterjet uses the K14C 1.4-litre turbocharged direct-injection petrol engine. Unlike the naturally aspirated M16A it replaced, the K14C delivers significantly more torque (230Nm vs 160Nm) but introduces turbocharger and direct-injection complexity. While the K14C has proven broadly reliable, there are specific issues owners should be aware of. Rebuilt K14C engines through EnginesMarket include upgraded components addressing the original failure points, plus a minimum 12-month unlimited-mileage warranty.
Why the Suzuki Swift Sport 1.4 Boosterjet K14C Rattles on Start-up
Affected Vehicles
Suzuki Swift Sport 1.4 Boosterjet (K14C, 2017-2020)
Typical Failure Mileage
62,000-93,000 miles (100,000-150,000km)
Root Cause
The K14C uses a timing chain rather than a belt. Chain stretch can occur over time, leading to rattling noise on cold start, persistent ticking, loss of performance, or a check engine light with cam/crank correlation codes.
Why It Happens
The K14C uses a timing chain rather than a belt. Chain stretch can occur over time, leading to rattling noise on cold start, persistent ticking, loss of performance, or a check engine light with cam/crank correlation codes.
Dealer (parts + labour)
£1,200-£2,000
Specialist (parts + labour)
£800-£1,400
What it involves
Replace timing chain, tensioners, guides; inspect for collateral damage
Suitability
If caught early before valve/piston damage
1 - 2 daysDealer (parts + labour)
£3,000-£5,000
Specialist (parts + labour)
£2,200-£3,200
What it involves
Supply & fit rebuilt 1.4-litre Boosterjet with upgraded components
Suitability
If chain has jumped causing valve/piston damage
1 - 2 daysAll prices are indicative UK market ranges based on current UK specialist supplier data.| Repair Tier | Dealer (Parts + Labour) | Specialist (Parts + Labour) | What It Involves | Suitability | Estimated Time |
|---|---|---|---|---|---|
 Timing chain & tensioner replacement Minor | £1,200-£2,000 | £800-£1,400 | Replace timing chain, tensioners, guides; inspect for collateral damage | If caught early before valve/piston damage | 1 - 2 days |
 Full replacement - rebuilt K14C engine Best Value | £3,000-£5,000 | £2,200-£3,200 | Supply & fit rebuilt 1.4-litre Boosterjet with upgraded components | If chain has jumped causing valve/piston damage | 1 - 2 days |
Vehicle Value Check
Vehicle Value Check
Apply this UK-wide decision framework: - Vehicle worth under ~£5,000: repair or used engine typically makes more sense than a full rebuilt unit. - Vehicle worth ~£5,000-£8,000: evaluate both; reconditioned is viable if keeping the car 2+ years. - Vehicle worth ~£8,000-£15,000: reconditioned/rebuilt usually justifies the premium via warranty and reliability. - Vehicle worth £15,000+: replacement cost is typically small relative to vehicle value.
Our Recommendation
Our Recommendation
Address any rattling noise from the engine bay immediately. Early timing chain replacement (£800-£1,400 at a specialist) is significantly cheaper than a full engine rebuild (£2,200-£3,200) if the chain fails catastrophically. Use a Suzuki specialist familiar with the K14C Boosterjet engine - they'll know the specific tensioner revisions and can fit upgraded parts.
Don't Let Engine Failure Write Off Your Suzuki Swift Sport 1.4 Boosterjet
The Suzuki Swift Sport 1.4 Boosterjet is a lightweight, turbocharged hot hatch with a broadly reliable engine. However, timing chain stretch and carbon buildup are real considerations as these cars age and accumulate mileage. EnginesMarket connects you with vetted UK specialists who know the K14C Boosterjet inside out. Every rebuilt engine comes with a minimum 12-month unlimited-mileage warranty, upgraded components addressing the original failure points, and nationwide delivery options.
Compare Suzuki Swift Sport 1.4 Boosterjet timing chain repair costs
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Important Information
Suzuki Swift Sport 1.4 Boosterjet Engine ReplacementFrequently Asked Questions
Question 1How much does a Suzuki Swift Sport 1.4 Boosterjet engine replacement cost-
A rebuilt K14C 1.4-litre Boosterjet engine for the Suzuki Swift Sport typically costs £2,200-£3,200 supply-only, with fitting adding approximately £500-£800 at a specialist. Dealer prices can reach £3,000-£5,000 for a full replacement.
- Used K14C engines: £800-£1,500
- Reconditioned units: £1,800-£2,800
- Rebuilt with 12-month warranty: £2,200-£3,200
Question 2What are the signs of timing chain problems in a Suzuki Swift Sport 1.4 Boosterjet-
The K14C Boosterjet engine uses a timing chain rather than a belt. Common symptoms of timing chain stretch include:
- Rattling noise on cold start
- Persistent ticking or rasping from the engine
- Loss of performance
- Check engine light with cam/crank correlation codes
Question 3Is it worth replacing the engine in a Suzuki Swift Sport 1.4 Boosterjet-
A 2018-2020 Suzuki Swift Sport 1.4 Boosterjet typically holds £6,350-£11,070 of value. A full engine replacement at £2,200-£3,200 represents approximately 20-30% of the vehicle's value - a sensible investment if the rest of the car is in good condition.
- Well-maintained examples: replacement strongly recommended
- High-mileage or poor condition: weigh against overall vehicle value
Question 4How long does a Suzuki Swift Sport 1.4 Boosterjet engine replacement take-
A full Suzuki Swift Sport 1.4 Boosterjet engine replacement typically takes 3-7 working days:
- Engine removal and installation: 1-2 days
- Testing and calibration: 1 day
- Total turnaround: 3-7 days depending on parts availability
Question 5What's the difference between the 1.4 Boosterjet and the 1.6 M16A Swift Sport engines-
The key differences are:
- 1.4 Boosterjet (K14C): 138hp, 230Nm torque, turbocharged, 2017-2020
- 1.6 M16A: 136hp, 160Nm torque, naturally aspirated, 2006-2017
- The Boosterjet produces significantly more torque (230Nm vs 160Nm) and is 80kg lighter, making it quicker in real-world driving despite similar horsepower
Question 6Does the Suzuki Swift Sport 1.4 Boosterjet have known head gasket issues-
Unlike the K12B 1.2-litre engine found in standard Swifts (which had documented head gasket issues on 2012 models), the K14C Boosterjet does not have widespread head gasket failure reports. The main K14C concerns are timing chain stretch at higher mileage and carbon buildup on intake valves due to direct injection.
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