What 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, and a check engine light with cam/crank correlation codes.

How 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 takes 1-2 days, testing and calibration takes 1 day, with total turnaround 3-7 days depending on parts availability.

What's the difference between the 1.4 Boosterjet and the 1.6 M16A Swift Sport engines-

The 1.4 Boosterjet (K14C) produces 138hp and 230Nm torque, is turbocharged, and was fitted from 2017-2020. The 1.6 M16A produces 136hp and 160Nm torque, is naturally aspirated, and was fitted from 2006-2017. The Boosterjet produces significantly more torque and is 80kg lighter, making it quicker in real-world driving despite similar horsepower.

Does 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.

Suzuki Swift Sport Specialists

Suzuki Swift Sport 1.4 Boosterjet Engine Replacement Compare 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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Suzuki Swift Sport 1.4 Boosterjet Engine

from£1,800 to £2,800

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Common codesK14C

Suzuki swift Sport 1.4 Boosterjet Used Engine — K14C

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3 Simple Steps to Finding the Right Replacement Engine

Clear information first, then the right engine and specialist for your exact vehicle.

Variant History

Suzuki 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.

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.
2020
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.

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.

Engine Codes & Pricing

Suzuki Swift Sport 1.4 Boosterjet Engine Codes Specifications & Replacement Cost

Find your exact engine code, specs and UK replacement cost guide.

K14C — 1.4-litre Petrol Turbocharged Boosterjet (2017-2020)

Power Output: 138hp (140PS) at 5,500rpm; 230Nm torque at 2,500-3,500rpm
Years Fitted: 2017-2020 (UK: 2018-2020)

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Common Problems

Suzuki Swift Sport 1.4 Boosterjet Engine Problems Repair Cost vs Replacement

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.

Common failure points and repair options

Timing Chain Stretch

Affected: 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.

Repair options

Repair tier	Dealer price	Specialist price
Timing chain & tensioner replacement	£1,200-£2,000	£800-£1,400
Full replacement - rebuilt K14C engine	£3,000-£5,000	£2,200-£3,200

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.

-> Compare Suzuki Swift Sport 1.4 Boosterjet timing chain repair costs

Carbon Buildup on Intake Valves

Affected: Suzuki Swift Sport 1.4 Boosterjet (K14C, 2017-2020)
Typical failure mileage: 40,000-80,000 miles

Root cause

The K14C uses direct fuel injection, which means fuel is sprayed directly into the combustion chamber rather than over the intake valves. This design means intake valves don't get cleaned by fuel, leading to carbon deposits accumulating over time. Symptoms include reduced power, rough idle, and decreased fuel economy.

Repair options

Repair tier	Dealer price	Specialist price
Walnut blasting / intake valve cleaning	£500-£900	£350-£600
Full replacement - rebuilt K14C engine	£3,000-£5,000	£2,200-£3,200

Our recommendation

Carbon cleaning is a sensible preventative measure on any direct-injection engine approaching 50,000 miles. It's far cheaper than a full engine replacement and can restore lost performance. Combine with a full service including new spark plugs and oil change for best results.

-> Compare Suzuki Swift Sport 1.4 Boosterjet carbon cleaning costs

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.

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FAQ

Suzuki Swift Sport 1.4 Boosterjet Engine ReplacementFrequently Asked Questions

Everything Suzuki Swift Sport 1.4 Boosterjet owners usually ask before choosing a rebuilt, reconditioned or used replacement engine.

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

-> Get a personalised Suzuki Swift Sport 1.4 Boosterjet engine quote

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

-> Compare Swift Sport 1.4 Boosterjet replacement vs repair costs

Why Choose Us

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Comparing Suzuki Swift Sport 1.4 Boosterjet engine quotes is free, fast, and carries no obligation. Enter your registration above to get matched with vetted UK specialists who supply the correct K14C Boosterjet unit for your exact Swift Sport - whether you need a used engine, a reconditioned unit, or a full rebuild with warranty.

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