MG F TF 1.6L Engines
from £1,200 to £2,200
Rebuilt units from £1,200 · Common codes: 16K4F, 16K4FN, K16
Get quotes from trusted UK MG F & TF engine specialists. Compare rebuilt and performance reconditioned prices for 18K4F, 18K4K, and 14K4F - K-Series engines covered. Find UK performance engine specialists.
MG F TF 1.6L Engines
from £1,200 to £2,200
Rebuilt units from £1,200 · Common codes: 16K4F, 16K4FN, K16
MG F TF 1.8L MPI Engines
from £1,400 to £2,600
Rebuilt units from £1,400 · Common codes: 18K4F, 18K4FN15, K18
MG F TF 1.8L VVC Engines
from £1,800 to £3,200
Rebuilt units from £1,800 · Common codes: 18K4K, 18K4KVVC, N-Series

Most replacements completed within 3-5 days.


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“I wasn't sure what I needed, but they helped me identify the right engine and connected me with a trusted garage.”
“Thanks to EngineMarket, I saved over £1,200 on my engine replacement and got matched with a great local specialist within the hour.”












Not sure which variant your MG F TF 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 MG F TF 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 MG F TF variants.

16K4F - 1.6L Petrol
Main replacement demand comes from timing-chain, cooling-system and performance thermal-management faults.
Compatible variants
Avg. rebuilt price
£1,200 - £2,200
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 MG F TF engine specialists. Every rebuilt engine comes with a minimum 12-month unlimited mileage warranty.

The MG F TF's K-Series engines are prone to head gasket failure due to a design flaw in thermostat placement, with overheating and coolant loss being the most common triggers for replacement. Every rebuilt engine supplied through EngineMarket includes an upgraded MLS head gasket and inline thermostat housing to address the original failure point - plus a...
Head Gasket Failure
Most affected vehicles
MG F TF all variants (1995-2011, 16K4F, 18K4F, 18K4K)
Failure mileage range
60,000-90,000 miles
Typical failure window
Root cause
Thermostat located at engine block end causes uneven cooling and thermal shock to the head gasket, leading to premature failure.
Repair options & estimated costs (UK ranges)
| Repair tier | Dealer price | Specialist price | What it involves | Longevity / suitability |
|---|---|---|---|---|
| Minor - Preventative Gasket Upgrade | £1,800 - £2,800 | £950 - £1,600 | Replace head gasket with upgraded MLS kit, relocate thermostat housing, pressure test cooling system | Viable only if caught before overheating damage; prevents recurrence when done early |
| Intermediate - Cylinder Head Recondition | £2,200 - £3,500 | £1,400 - £2,400 | Remove, machine and refit cylinder head, replace gasket, valves and seals, full cooling system overhaul | Suitable if block is undamaged; extends life but doesn't address bottom-end wear |
| Full Replacement - Rebuilt / Reconditioned Engine | £3,500 - £5,500 | £1,953 - £3,200 | Supply and fit complete rebuilt K-Series with upgraded gasket, thermostat housing, bench-tested, 12-month warranty | Best value for high-mileage or damaged engines; eliminates all K-Series weak points |
Our recommendation
On an MG F TF worth £3,000-£8,000, a full rebuilt engine with upgraded components is often more economical than repeated head gasket repairs. We recommend replacement if the engine has exceeded 80k miles or shows signs of bearing wear.
Compare rebuilt K-Series engine prices for your MG F TF
Every K-Series engine type for the MG F TF is available through our UK network, with typical price ranges based on variant, engine code and budget.
Compare MG F TF 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 MG F TF within hours.

Every displacement fitted to the MG F TF is listed below, with compatible engine codes, production years and common failure notes to help you identify the correct replacement.
The 1.6L K-Series powered the entry-level MG F 1.6 and TF 115 variants, offering adequate performance with lower running costs. This naturally aspirated unit shares the K-Series architecture and head gasket vulnerability but is generally less stressed than the 1.8L variants.
Engine Code(s)
16K4F, 16K4FN
Compatible Models (UK)
MG F 1.6 110PS (1999-2002), MG TF 115
Power output
Verified by registration
Common Failure Points
Head gasket failure due to thermal shock, coolant hose deterioration, timing belt wear
Production Years: 2002-2005
Compare MG F TF 1.6L petrol engine prices
Choose your MG F TF engine by fuel type to compare realistic replacement prices, known issues, and compatible UK supply options - from the economical 1.6L to the high-performance 1.8L VVC.
All MG F TF models were equipped with Rover K-Series petrol engines only; no diesel variants were ever produced for this sports car range.
Common MG F TF Petrol Engine Families
Found In
Known For
Typical Petrol Models
All MG F TF models were equipped with Rover K-Series petrol engines only; no diesel variants were ever produced for this sports car range.
Common MG F TF Petrol Engine Families
Found In
Known For
Typical Petrol Models
Not sure which fuel type your MG F TF 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 MG F TF specialists.

This section covers all major engine changes across the MG F TF production timeline, organised so owners can quickly identify their engine and compare rebuilt engine prices from UK specialists.
⚙Key Changes
▣Main Engines
18K4F- 1.8L petrol MPI (F 1.8 120PS)
▰Popular Models
🔧Known For
Engine Codes Covered:
18K4F