Porsche/MA1
Porsche · Naturally aspirated

MA1

911·997.2·20082012

"I purposely sought out a 2009-2012 Cayman Base for my track car solely due to the reliability and durability of this engine. It has a great reputation."

EXCELLENT
88/ 100
"One of Porsche's most bulletproof flat-sixes"
Max HP
Torque Nm
10,000
Oil interval km
0
Recalls
3
Known issues
Known Issues
Bore Scoring Risk on Cold Starts€8,000-20,000 · 60,000-150,000 kmHIGH

Lokasil/Alusil cylinder bore scoring is a known risk on Porsche flat-sixes of this era. Cold starts with hard throttle application and insufficient warm-up accelerate piston skirt coating wear against the bore surface. The MA1 is considered less prone than the 997.1 M97 engine, but the risk is not zero, especially on cars used as track tools or by owners who do not warm up the engine properly.

Oil consumption increase
Metallic particles in oil
Loss of compression
Rough idle after cold start
DIY: Expert only
PDK Clutch Pack Wear and Fluid Degradation€1,500-4,000 · 60,000-120,000 kmMODERATE

PDK-equipped 997.2 models require dedicated fluid and filter changes using Porsche's proprietary system and fluid specification. Owners who defer or use incorrect fluid risk clutch pack wear and shifting irregularities. Very few experience hard failures, but neglected service history is a common red flag on used examples.

Jerky low-speed engagement
Hesitation on upshift
Transmission warning light
DIY: Professional required
Spark Plug and Ignition Coil Wear€300-700 · 40,000-80,000 kmLOW

Routine maintenance item but frequently deferred on used examples. Worn plugs can cause misfires and slightly elevated oil consumption. Confirmed by inspection on at least one forum discussion referencing the MA1 at 35k miles.

Rough idle
Slight misfire under load
Reduced fuel economy
DIY: Moderate
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Buying Checklist
Commission a borescope inspection of all six cylinders to check for bore scoring before purchase
Verify full service history with oil changes every 10,000 km or less using Porsche A40-approved oil
Confirm PDK fluid and filter changes are documented if PDK-equipped (requires dealer-level equipment)
Check spark plugs and ignition coils for age and condition — defer to compression test if unknown
Run a leak-down and compression test on all six cylinders to establish baseline engine health
Inspect for oil consumption by reviewing top-up records or asking seller to document current oil level
Service Reality
Community oil interval10,000 km
Oil specificationPorsche A40 approved 0W-40 or 5W-40 fully synthetic (e.g., Mobil 1 0W-40, Liqui Moly 5W-40)
Est. ownership cost (2yr)€1,500–3,500 per year including routine maintenance, consumables, and minor repairs on a well-maintained example
Real fuel consumptionNo data
Also Found In
Porsche 987.2 Cayman (2009–2012)Porsche 987.2 Boxster (2009–2012)
Buying Advice

The MA1 is one of the safest engine choices in the used Porsche market, particularly because it lacks direct injection, eliminating the carbon buildup issues that plague later engines. The primary risk is bore scoring from cold-start abuse or deferred oil changes, so a borescope inspection is non-negotiable before purchase. PDK-equipped cars should have documented transmission fluid changes, as this is the most commonly neglected service item. Buy a well-documented example and you are likely acquiring one of the most rewarding and durable sports car engines available at this price point.

Parts People Buy
Porsche A40 Approved Engine Oil 0W-40 (e.g., Mobil 1 0W-40)Link unavailable
Spark Plug Set for Porsche 997.2 MA1 2.9Link unavailable
PDK Transmission Fluid Kit Porsche 997.2Link unavailable
Borescope Inspection CameraLink unavailable
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