Porsche 911 992

The DKCA is the consistent evolution of the MA2 — same 3.0-litre biturbo architecture, but with GPF particulate filter and slightly revised boost control. Early vehicles from the first production year 2019 had structural manufacturing issues: the active engine mounts (PADM) were insufficiently sealed — water ingress destroys the sensor. Porsche provided revised mounts, but replacement requires engine removal. Second known weakness of early batches: water pump failure at very low mileages. From model year 2021 both problems are largely eliminated. The ignition coil issue is cross-generational — heat stress from the rear-mounted position; replacing all six coils at once is recommended. Mechanically solid otherwise, provided the service history is complete.

• !! Water pump manufacturing defect — early failure from 5,000 km

  Early 992 production batches (late 2019, early 2020) had faulty water pumps. Porsche supplied revised pumps as warranty replacements.

  Symptoms: Coolant temperature rise, coolant warning light, coolant loss without external leakage on very early vehicles
  0–2,000 $
  Ad water pump 992 überarbeitetcoolant pump DKCA
• !! PADM engine mount water ingress from 15,000 km

  On early 992 models (2019–2020) the active powertrain damper mounts (PADM) were not sufficiently sealed at the factory. Water enters the mount internals and destroys the sensor.

  Symptoms: PADM fault warning on the dashboard, increased vibration in the cabin, system disables dynamic mount control
  1,400–3,500 $
  Ad PADM engine mount 992Aktives engine mount 992 9A2
• !! Ignition coil failure under heat load from 60,000 km

  9A2 engine ignition coils fail from long-term heat exposure — particularly cylinders 1 and 4 due to their proximity to the exhaust. Replace all six coils together.

  Symptoms: Engine stumble, start-stop deactivated, engine control fault, misfire (OBD: P0301–P0306)
  300–800 $
  Ad ignition coil 9A2 PorscheBeru ignition coil ZSE052

+ 3 more engine weaknesses + vehicle weaknesses

The DKCA is the consistent evolution of the MA2 — same 3.0-litre biturbo architecture, but with GPF particulate filter and slightly revised boost control. Early vehicles from the first production year 2019 had structural manufacturing issues: the active engine mounts (PADM) were insufficiently sealed — water ingress destroys the sensor. Porsche provided revised mounts, but replacement requires engine removal. Second known weakness of early batches: water pump failure at very low mileages. From model year 2021 both problems are largely eliminated. The ignition coil issue is cross-generational — heat stress from the rear-mounted position; replacing all six coils at once is recommended. Mechanically solid otherwise, provided the service history is complete.

• !! Water pump manufacturing defect — early failure from 5,000 km

  Early 992 production batches (late 2019, early 2020) had faulty water pumps. Porsche supplied revised pumps as warranty replacements.

  Symptoms: Coolant temperature rise, coolant warning light, coolant loss without external leakage on very early vehicles
  0–2,000 $
  Ad water pump 992 überarbeitetcoolant pump DKCA
• !! PADM engine mount water ingress from 15,000 km

  On early 992 models (2019–2020) the active powertrain damper mounts (PADM) were not sufficiently sealed at the factory. Water enters the mount internals and destroys the sensor.

  Symptoms: PADM fault warning on the dashboard, increased vibration in the cabin, system disables dynamic mount control
  1,400–3,500 $
  Ad PADM engine mount 992Aktives engine mount 992 9A2
• !! Ignition coil failure under heat load from 60,000 km

  9A2 engine ignition coils fail from long-term heat exposure — particularly cylinders 1 and 4 due to their proximity to the exhaust. Replace all six coils together.

  Symptoms: Engine stumble, start-stop deactivated, engine control fault, misfire (OBD: P0301–P0306)
  300–800 $
  Ad ignition coil 9A2 PorscheBeru ignition coil ZSE052

+ 3 more engine weaknesses + vehicle weaknesses

Larger turbochargers, more boost pressure, 331 kW in the S and up to 353 kW in the GTS — the DKKA is the workhorse biturbo of the 992 generation with genuine sports car relevance. The character compared to the base DKCA is noticeably sharper: the torque plateau starts earlier, the power build-up is more uncompromising. In the GTS with manual gearbox — available for the first time in the 992 generation in a turbocharged non-GT model — the result is an interesting combination: turbo thrust meets manual engagement. It's no MDG.GA, but it's fun. Mechanically proven, optimised based on 991.2 experience. In the Cabrio with the roof down and sport exhaust, the DKKA sounds distinctly livelier than the specs suggest.

• !! PADM engine mount water ingress from 15,000 km

  Identical PADM issue from early 992 batches. Higher engine power places greater stress on active mounts. Revised mounts available, engine removal required.

  Symptoms: PADM fault warning, increased vibrations, dynamic mount control deactivation
  1,400–3,500 $
  Ad PADM engine mount 992 SAktives engine mount 9A2 GTS
• !! Injector failure — misfires under load from 20,000 km

  TSB-documented injector issue. On the DKKA, more frequently reproducible under full load conditions with Sport Boost or Launch Control.

  Symptoms: Engine stumble under full load, power reduction message, fault codes P0201–P0206, jerk during gear changes
  500–2,000 $
  Ad fuel injector DKKA 992 SKraftstofffuel injector 9A2 GTS
• !! Ignition coil failure from 55,000 km

  Same ignition coil heat issue as the DKCA. Accelerated wear with spirited driving. Complete set replacement recommended.

  Symptoms: Engine stumble, misfire warning, P0301–P0306 OBD codes, power loss
  300–800 $
  Ad ignition coil 9A2 DKKABeru ZSE052 Porsche 992 S

+ 3 more engine weaknesses + vehicle weaknesses

Larger turbochargers, more boost pressure, 331 kW in the S and up to 353 kW in the GTS — the DKKA is the workhorse biturbo of the 992 generation with genuine sports car relevance. The character compared to the base DKCA is noticeably sharper: the torque plateau starts earlier, the power build-up is more uncompromising. In the GTS with manual gearbox — available for the first time in the 992 generation in a turbocharged non-GT model — the result is an interesting combination: turbo thrust meets manual engagement. It's no MDG.GA, but it's fun. Mechanically proven, optimised based on 991.2 experience. In the Cabrio with the roof down and sport exhaust, the DKKA sounds distinctly livelier than the specs suggest.

• !! PADM engine mount water ingress from 15,000 km

  Identical PADM issue from early 992 batches. Higher engine power places greater stress on active mounts. Revised mounts available, engine removal required.

  Symptoms: PADM fault warning, increased vibrations, dynamic mount control deactivation
  1,400–3,500 $
  Ad PADM engine mount 992 SAktives engine mount 9A2 GTS
• !! Injector failure — misfires under load from 20,000 km

  TSB-documented injector issue. On the DKKA, more frequently reproducible under full load conditions with Sport Boost or Launch Control.

  Symptoms: Engine stumble under full load, power reduction message, fault codes P0201–P0206, jerk during gear changes
  500–2,000 $
  Ad fuel injector DKKA 992 SKraftstofffuel injector 9A2 GTS
• !! Ignition coil failure from 55,000 km

  Same ignition coil heat issue as the DKCA. Accelerated wear with spirited driving. Complete set replacement recommended.

  Symptoms: Engine stumble, misfire warning, P0301–P0306 OBD codes, power loss
  300–800 $
  Ad ignition coil 9A2 DKKABeru ZSE052 Porsche 992 S

+ 3 more engine weaknesses + vehicle weaknesses

Larger turbochargers, more boost pressure, 331 kW in the S and up to 353 kW in the GTS — the DKKA is the workhorse biturbo of the 992 generation with genuine sports car relevance. The character compared to the base DKCA is noticeably sharper: the torque plateau starts earlier, the power build-up is more uncompromising. In the GTS with manual gearbox — available for the first time in the 992 generation in a turbocharged non-GT model — the result is an interesting combination: turbo thrust meets manual engagement. It's no MDG.GA, but it's fun. Mechanically proven, optimised based on 991.2 experience. In the Cabrio with the roof down and sport exhaust, the DKKA sounds distinctly livelier than the specs suggest.

• !! PADM engine mount water ingress from 15,000 km

  Identical PADM issue from early 992 batches. Higher engine power places greater stress on active mounts. Revised mounts available, engine removal required.

  Symptoms: PADM fault warning, increased vibrations, dynamic mount control deactivation
  1,400–3,500 $
  Ad PADM engine mount 992 SAktives engine mount 9A2 GTS
• !! Injector failure — misfires under load from 20,000 km

  TSB-documented injector issue. On the DKKA, more frequently reproducible under full load conditions with Sport Boost or Launch Control.

  Symptoms: Engine stumble under full load, power reduction message, fault codes P0201–P0206, jerk during gear changes
  500–2,000 $
  Ad fuel injector DKKA 992 SKraftstofffuel injector 9A2 GTS
• !! Ignition coil failure from 55,000 km

  Same ignition coil heat issue as the DKCA. Accelerated wear with spirited driving. Complete set replacement recommended.

  Symptoms: Engine stumble, misfire warning, P0301–P0306 OBD codes, power loss
  300–800 $
  Ad ignition coil 9A2 DKKABeru ZSE052 Porsche 992 S

+ 3 more engine weaknesses + vehicle weaknesses

Larger turbochargers, more boost pressure, 331 kW in the S and up to 353 kW in the GTS — the DKKA is the workhorse biturbo of the 992 generation with genuine sports car relevance. The character compared to the base DKCA is noticeably sharper: the torque plateau starts earlier, the power build-up is more uncompromising. In the GTS with manual gearbox — available for the first time in the 992 generation in a turbocharged non-GT model — the result is an interesting combination: turbo thrust meets manual engagement. It's no MDG.GA, but it's fun. Mechanically proven, optimised based on 991.2 experience. In the Cabrio with the roof down and sport exhaust, the DKKA sounds distinctly livelier than the specs suggest.

• !! PADM engine mount water ingress from 15,000 km

  Identical PADM issue from early 992 batches. Higher engine power places greater stress on active mounts. Revised mounts available, engine removal required.

  Symptoms: PADM fault warning, increased vibrations, dynamic mount control deactivation
  1,400–3,500 $
  Ad PADM engine mount 992 SAktives engine mount 9A2 GTS
• !! Injector failure — misfires under load from 20,000 km

  TSB-documented injector issue. On the DKKA, more frequently reproducible under full load conditions with Sport Boost or Launch Control.

  Symptoms: Engine stumble under full load, power reduction message, fault codes P0201–P0206, jerk during gear changes
  500–2,000 $
  Ad fuel injector DKKA 992 SKraftstofffuel injector 9A2 GTS
• !! Ignition coil failure from 55,000 km

  Same ignition coil heat issue as the DKCA. Accelerated wear with spirited driving. Complete set replacement recommended.

  Symptoms: Engine stumble, misfire warning, P0301–P0306 OBD codes, power loss
  300–800 $
  Ad ignition coil 9A2 DKKABeru ZSE052 Porsche 992 S

+ 3 more engine weaknesses + vehicle weaknesses

The DRM is the evolution of the MDG.GA and simultaneously a generational leap in naturally aspirated boxer engineering: same 4.0-litre architecture with individual throttle bodies and dry sump, but with further refined flow channels, revised valve timing and optimised thermodynamics. The result revs to 9,000 rpm at 375 kW and sounds — especially in the GT3 RS with active exhaust and open diffusor — simply otherworldly. The 992 GT3 debate over manual vs. PDK was one of the most heated in recent years: the return of the gear lever in the GT3 (after the PDK-only phase of the 991.1) was celebrated like a liberation. With the manual the DRM is the analogue counter-programme to everything else in the 992 generation that's electrified and automated. In the S/T with manual gearbox and Speedster influences, Porsche proved this engine's story is far from over. Oil level note: measurement tolerance is extremely tight — even 200-300 ml over max triggers the overfill warning. Short trips, parking on a slope, or a workshop overfill of 0.3 l is enough. Top up only in 20 ml increments (Rennlist consensus).

• !! Sumabore coating defect — early production from 5,000 km

  Defect in the plasma spray process of the Sumabore cylinder coating on early 2021 builds. Coating develops porosity, oil passes the piston rings. Porsche replaces affected engines.

  Symptoms: Severely increased oil consumption (1 litre / 1,800 km), bluish smoke from one or both exhaust pipes
  0–0 $
  Ad Zylinderblock DRM 992 GT3 Sumaborecrankcase 992 GT3 4.0
• !! Lash cap detaches — oil pump blocked from 20,000 km

  Valve lash caps can detach due to valvetrain oscillations, drop into the oil pan and immediately block the unprotected oil pump. Damage documented from as early as 3,750 km.

  Symptoms: Sudden oil pressure drop, oil pressure warning light, engine shutdown at high RPM
  50,000–80,000 $
  Ad oil pump DRM 992 GT3 4.0Lash Cap 992 GT3 valveschim
• !! Oil drain insert pulls out of CFRP tank

  On early DRM engines (before engine no. DRM 004177), the threaded insert of the oil drain plug can be pulled out of the CFRP oil tank during oil changes. Engine removal required.

  Symptoms: Drain plug cannot be securely torqued, oil loss after oil change, loose threaded insert
  1,500–6,000 $
  Ad Ölablasspfropfen 992 GT3CFK Ölbehälter DRM GT3

+ 7 more engine weaknesses + vehicle weaknesses

The DRM is the evolution of the MDG.GA and simultaneously a generational leap in naturally aspirated boxer engineering: same 4.0-litre architecture with individual throttle bodies and dry sump, but with further refined flow channels, revised valve timing and optimised thermodynamics. The result revs to 9,000 rpm at 375 kW and sounds — especially in the GT3 RS with active exhaust and open diffusor — simply otherworldly. The 992 GT3 debate over manual vs. PDK was one of the most heated in recent years: the return of the gear lever in the GT3 (after the PDK-only phase of the 991.1) was celebrated like a liberation. With the manual the DRM is the analogue counter-programme to everything else in the 992 generation that's electrified and automated. In the S/T with manual gearbox and Speedster influences, Porsche proved this engine's story is far from over. Oil level note: measurement tolerance is extremely tight — even 200-300 ml over max triggers the overfill warning. Short trips, parking on a slope, or a workshop overfill of 0.3 l is enough. Top up only in 20 ml increments (Rennlist consensus).

• !! Sumabore coating defect — early production from 5,000 km

  Defect in the plasma spray process of the Sumabore cylinder coating on early 2021 builds. Coating develops porosity, oil passes the piston rings. Porsche replaces affected engines.

  Symptoms: Severely increased oil consumption (1 litre / 1,800 km), bluish smoke from one or both exhaust pipes
  0–0 $
  Ad Zylinderblock DRM 992 GT3 Sumaborecrankcase 992 GT3 4.0
• !! Lash cap detaches — oil pump blocked from 20,000 km

  Valve lash caps can detach due to valvetrain oscillations, drop into the oil pan and immediately block the unprotected oil pump. Damage documented from as early as 3,750 km.

  Symptoms: Sudden oil pressure drop, oil pressure warning light, engine shutdown at high RPM
  50,000–80,000 $
  Ad oil pump DRM 992 GT3 4.0Lash Cap 992 GT3 valveschim
• !! Oil drain insert pulls out of CFRP tank

  On early DRM engines (before engine no. DRM 004177), the threaded insert of the oil drain plug can be pulled out of the CFRP oil tank during oil changes. Engine removal required.

  Symptoms: Drain plug cannot be securely torqued, oil loss after oil change, loose threaded insert
  1,500–6,000 $
  Ad Ölablasspfropfen 992 GT3CFK Ölbehälter DRM GT3

+ 7 more engine weaknesses + vehicle weaknesses

The DRM is the evolution of the MDG.GA and simultaneously a generational leap in naturally aspirated boxer engineering: same 4.0-litre architecture with individual throttle bodies and dry sump, but with further refined flow channels, revised valve timing and optimised thermodynamics. The result revs to 9,000 rpm at 375 kW and sounds — especially in the GT3 RS with active exhaust and open diffusor — simply otherworldly. The 992 GT3 debate over manual vs. PDK was one of the most heated in recent years: the return of the gear lever in the GT3 (after the PDK-only phase of the 991.1) was celebrated like a liberation. With the manual the DRM is the analogue counter-programme to everything else in the 992 generation that's electrified and automated. In the S/T with manual gearbox and Speedster influences, Porsche proved this engine's story is far from over. Oil level note: measurement tolerance is extremely tight — even 200-300 ml over max triggers the overfill warning. Short trips, parking on a slope, or a workshop overfill of 0.3 l is enough. Top up only in 20 ml increments (Rennlist consensus).

• !! Sumabore coating defect — early production from 5,000 km

  Defect in the plasma spray process of the Sumabore cylinder coating on early 2021 builds. Coating develops porosity, oil passes the piston rings. Porsche replaces affected engines.

  Symptoms: Severely increased oil consumption (1 litre / 1,800 km), bluish smoke from one or both exhaust pipes
  0–0 $
  Ad Zylinderblock DRM 992 GT3 Sumaborecrankcase 992 GT3 4.0
• !! Lash cap detaches — oil pump blocked from 20,000 km

  Valve lash caps can detach due to valvetrain oscillations, drop into the oil pan and immediately block the unprotected oil pump. Damage documented from as early as 3,750 km.

  Symptoms: Sudden oil pressure drop, oil pressure warning light, engine shutdown at high RPM
  50,000–80,000 $
  Ad oil pump DRM 992 GT3 4.0Lash Cap 992 GT3 valveschim
• !! Oil drain insert pulls out of CFRP tank

  On early DRM engines (before engine no. DRM 004177), the threaded insert of the oil drain plug can be pulled out of the CFRP oil tank during oil changes. Engine removal required.

  Symptoms: Drain plug cannot be securely torqued, oil loss after oil change, loose threaded insert
  1,500–6,000 $
  Ad Ölablasspfropfen 992 GT3CFK Ölbehälter DRM GT3

+ 7 more engine weaknesses + vehicle weaknesses

3.8 litres, two turbochargers, 580 hp — and the engine communicates exactly that. The DKEA sits lower in the rev range than a naturally aspirated engine, but the power delivery is broad and consistent. Technically closely related to the DKCA/DKKA, but with larger displacement and higher-spec turbochargers. The typical 992 platform issues of the early production years (PADM engine mounts, water pump) affect the Turbo too. Special attention goes to the fuel injectors: documented per TSB MC-10249857-0001 — under overboost or launch control, defective injectors can trigger limp mode. Ignition coil failure is a cross-generational topic; for track use, preventive coil replacement is recommended. Monitor the rear crankshaft seal under the high torque loads long-term.

• !! Water pump early failure in early production batches from 5,000 km

  Early 992 Turbo vehicles (production year 2020) had the same water pump manufacturing weakness as the Carrera range. Revised pumps provided as warranty replacements.

  Symptoms: Coolant temperature warning, coolant loss without visible external leakage
  0–2,500 $
  Ad water pump 992 turbo DKEAcoolant pump 992 turbo überarbeitet
• !! PADM engine mount water ingress from 15,000 km

  The DKEA is also affected by the PADM sealing issue from early 992 production. Revised mounts available, replacement requires engine removal.

  Symptoms: PADM fault message on dashboard, noticeable vibration increase, adaptive engine mount deactivation
  1,400–3,500 $
  Ad PADM engine mount 992 turboAktives engine mount 9A2 turbo
• !! Ignition coil failure — increased risk during track use from 50,000 km

  Ignition coil failure due to thermal stress occurs earlier on the DKEA due to higher power demands. Particularly during track use and Sport Boost operation.

  Symptoms: Misfires at high RPM, engine power reduction warning under full load, P0301–P0306
  400–1,000 $
  Ad ignition coil DKEA 992 turboBeru ZSE052 ignition coil 992 turbo

+ 3 more engine weaknesses + vehicle weaknesses

The DKH is the maximum evolution of the 9A2 case — 3.8 litres, two turbochargers, 650 hp, 800+ Nm. Technically near-identical to the DKEA, but with larger compressor wheels and higher-rated boost control. The early 992 platform issues (PADM engine mounts, fuel injectors per TSB MC-10249857-0001) affect the Turbo S just as they do the Carrera — with the difference that a failure at 650 hp is more dramatic. Track use is common with the Turbo S, and here the cooling system shows limits: oil and coolant temperatures approach the system limit under sustained high load. Preventive ignition coil replacement at 50,000 km is routinely done by experienced Turbo S owners. Monitor the rear crankshaft seal under the extreme torque loads long-term.

• !! Injector failure — misfires under full load from 20,000 km

  Documented per TSB MC-10249857-0001 — reproducible earlier due to maximum boost pressures and Sport Boost mode. Limp mode under overboost is a known pattern.

  Symptoms: Reduced engine power under full load, limp mode after Launch Control, fault codes P020100/P020400
  800–3,000 $
  Ad fuel injector DKH 992 turbo Sfuel injector 9A2 3.8 650 PS
• !! PADM engine mount water ingress from 15,000 km

  Identical PADM issue from early 992 batches also affects the Turbo S. Highest engine power places greater stress on active mounts. Revised mounts available.

  Symptoms: PADM fault message, increased vibration, adaptive engine mount deactivation
  1,400–3,500 $
  Ad PADM engine mount 992 turbo SAktives engine mount 9A2 650 PS
• !! Ignition coil failure — track use risk from 50,000 km

  On the 650 HP Turbo S, ignition coils are subjected to the highest operating temperatures in the 992 range. Preventive replacement at 50,000 km recommended.

  Symptoms: Misfires under high load, P0301–P0306 OBD codes, power loss on track
  400–1,200 $
  Ad ignition coil DKH 992 turbo SBeru ZSE052 turbo S

+ 3 more engine weaknesses + vehicle weaknesses