Mehari 602cc Petrol Engines
from £800 to £2,500
Rebuilt units from £1,500 · Common codes: M28/1, AK2, A06/635
Get quotes from trusted UK Citroën Mehari specialists. Compare used and reconditioned prices for 0.6L flat-twin - M28/1 (AK2) covered. Find the best value for your budget.
Mehari 602cc Petrol Engines
from £800 to £2,500
Rebuilt units from £1,500 · Common codes: M28/1, AK2, A06/635
Mehari 4x4 Petrol Engines
from £1,200 to £3,500
Rebuilt units from £2,200 · Common codes: A06/635, M28/1, AK2
Mehari Exchange Standard Engines
from £1,500 to £4,500
Rebuilt units from £1,500 · Common codes: M28/1, A06/635, AK2

Most replacements completed within 3-5 days.
See typical UK rebuilt engine costs for Citroen Mehari variants - compare failure causes, engine codes, fuel types and sizes to find best value.


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Not sure which variant your Citroen Mehari 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 Citroen Mehari 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 Citroen Mehari variants.

M28/1 - 0.6L Petrol
Main replacement demand comes from timing-chain, cooling-system and performance thermal-management faults.
Compatible variants
Avg. rebuilt price
£1,100 - £2,400
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 Citroen Mehari engine specialists. Every rebuilt engine comes with a minimum 12-month unlimited mileage warranty.

The Citroen Mehari's air-cooled 602cc engines (M28/1, A06/635, AK2) and modern E-Mehari electric drive units each have distinct failure patterns shaped by age, usage, and design. Every rebuilt engine supplied through EngineMarket includes upgraded internal components designed to address the original failure point - plus a minimum 12-month unlimited mileage...
Pushrod Tube Oil Leaks
Most affected vehicles
Citroen Mehari Standard 0.6, Club, Cassis, 4x4 (1968-1987, M28/1, A06/635, AK2)
Failure mileage range
40,000-70,000 miles or age-related after 30+ years
Typical failure window
Root cause
Rubber pushrod tube seals harden and crack with age and heat cycles, allowing oil to seep onto hot cylinder heads and burn off.
Repair options & estimated costs (UK ranges)
| Repair tier | Dealer price | Specialist price | What it involves | Longevity / suitability |
|---|---|---|---|---|
| Minor - Seal Replacement | £180 - £320 | £95 - £180 | Remove valve cover, replace pushrod tube seals and gaskets, reseal | Restores oil tightness; recommended at first sign of seepage or during routine service |
| Intermediate - Top-End Refresh | £450 - £750 | £280 - £480 | Seal replacement plus valve clearance adjustment, carburettor service, full gasket set | Addresses multiple age-related wear points; extends engine life 15-25k miles |
| Full Replacement - Rebuilt 602cc Engine | N/A (rarely offered) | £1,400 - £2,900 supply & fit | Complete rebuilt engine with upgraded seals, pistons, bearings; bench tested, 12-month warranty | Best value when bottom-end wear or valve damage is present; like-new reliability |
Our recommendation
For early oil seepage, a specialist seal replacement is cost-effective and preserves originality. If blue smoke, low compression, or excessive tappet noise accompany the leak, a rebuilt 602cc unit with upgraded internals offers better long-term value on a Mehari worth £4,000-£12,000.
Compare rebuilt 602cc engine prices for your Citroen Mehari
Every engine type is available through our UK network with typical price ranges based on Mehari variant, engine code M28/1 or A06/635, and budget.
Compare Citroen Mehari 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 Citroen Mehari within hours.

Every displacement fitted to the Citroen Mehari is listed below, with compatible engine codes, production years and common failure notes to help you identify the correct replacement unit.
The 0.6L air-cooled petrol engine was the sole combustion powerplant fitted to the classic Citroen Mehari throughout its 1968-1987 production run. This simple, robust 602cc twin-cylinder unit, shared with the 2CV and Dyane, defined the Mehari's character with its distinctive sound and economical running, though its age means specialist knowledge is essential for replacement.
Engine Code(s)
M28, 1, A06, 635, AK2
Compatible Models (UK)
Standard 0.6 2WD (1968-1987), 4x4 (1980-1983), Club, Cassis, Azur Edition, Azam
Power output
Verified by registration
Common Failure Points
Pushrod tube oil leaks, Solex carburettor faults, exhaust valve burn at high mileage
Production Years: Check by registration
Compare Citroen Mehari 0.6L petrol engine prices

This technical timeline covers every major engine change across the Citroen Mehari's production from 1968 to 1987 and the E-Mehari revival 2016-2019, helping owners identify their exact engine code and compare rebuilt prices from UK specialists.
⚙Key Changes
▣Main Engines
M28/1- 0.6L Petrol (Standard 0.6 2WD, early Club variants)
▰Popular Models
🔧Known For
Engine Codes Covered:
M28/1