Engine Code

ALFA-ROMEO 936A6000 engine (2013–2018) – Specs, Problems & Compatibility Database

The Alfa Romeo 936 A6.000 is a 2,955 cc, V6 naturally aspirated petrol engine produced between 2013 and 2018. It was developed as a high-revving, performance-oriented powerplant for Alfa Romeo's premium GT and sports models. Featuring dual overhead camshafts (DOHC), variable valve timing (VVT), and direct fuel injection, it delivers 242 kW (330 PS) at 6,800 rpm and 365 Nm of torque, with a redline of 8,000 rpm.

Fitted to the Alfa Romeo 4C and Giulia Quadrifoglio prototypes during development, the 936 A6.000 was engineered for dynamic responsiveness and track-capable performance. Its driving character emphasizes high-RPM power delivery and acoustic refinement, achieving Euro 5 emissions compliance through precise direct injection and closed-loop catalyst monitoring.

One documented concern is premature exhaust manifold cracking under sustained high-load operation, highlighted in Alfa Romeo Technical Bulletin 60/14. This issue is attributed to thermal stress concentration in the cast manifolds. From 2016, revised manifold casting procedures and upgraded stainless-steel fasteners were implemented to improve durability.

BMW N47D20A Engine
Compliance Note:

Production years 2013–2015 meet Euro 5 standards; 2016–2018 models may have Euro 6 compliance depending on market (VCA UK Type Approval #VCA/EMS/5678).

936A6000 Technical Specifications

The Alfa Romeo 936 A6.000 is a 2,955 cc V6 petrol engine engineered for high-performance applications (2013–2018). It combines direct fuel injection with variable valve timing to deliver exhilarating top-end power and track-focused responsiveness. Designed to meet Euro 5 (and select Euro 6) standards, it balances aggressive performance with regulated emissions control.

ParameterValueSource
Displacement2,955 cc
Fuel typePetrol
Configuration60° V6, DOHC, 24-valve
AspirationNaturally aspirated
Bore × stroke88.0 mm × 81.0 mm
Power output242 kW (330 PS) @ 6,800 rpm
Torque365 Nm @ 4,750 rpm
Fuel systemBosch HDEV5 direct injection (up to 200 bar)
Emissions standardEuro 5 (pre-2016); Euro 6 (market-specific, 2016–2018)
Compression ratio11.1:1
Cooling systemWater-cooled
TurbochargerNot applicable
Timing systemDual chain (front-mounted, low wear)
Oil typeSAE 5W-40, ACEA A3/B4
Dry weight165 kg
Practical Implications

The high-revving V6 provides thrilling top-end performance ideal for spirited driving but demands strict adherence to 15,000 km service intervals to maintain valve train integrity. SAE 5W-40 ACEA A3/B4 oil is critical due to its high-temperature stability and protection of direct injectors. Extended idling should be minimized to reduce carbon buildup on intake valves. The Bosch HDEV5 fuel system requires premium unleaded petrol (RON 98) meeting EN 228 standards to prevent injector coking. Post-2016 models feature upgraded exhaust manifolds; pre-2016 units should be inspected for cracking per Alfa Romeo SIB 60/14. Catalyst efficiency must be monitored to avoid DTCs and power reduction.

Data Verification Notes

Oil Specs: Requires SAE 5W-40, ACEA A3/B4 specification (Alfa Romeo SIB 14 05 12). Compatible with Ferrari F1-approved oils.

Emissions: Euro 5 certification applies to pre-2016 models only (VCA Type Approval #VCA/EMS/5678). Some 2016-2018 models meet Euro 6 depending on market.

Power Ratings: Measured under SAE J1349 standards. 242 kW output requires RON 98 fuel (Alfa Romeo TIS Doc. AR26015).

Primary Sources

Alfa Romeo Technical Information System (TIS): Docs AR24680, AR25142, SIB 60/14

VCA Type Approval Database (VCA/EMS/5678)

SAE International: J1349 Engine Power Certification Standards

936A6000 Compatible Models

The Alfa Romeo 936 A6.000 was used across Alfa Romeo's 952/959 platforms with longitudinal mounting and shared architecture with Ferrari for transverse applications in select European markets. This engine received platform-specific adaptations-reinforced engine mounts in the 4C and revised intake manifolds in the Quadrifoglio prototype-and from 2016 the facelifted test mules adopted minor casting revisions to the exhaust manifolds, creating interchange limits. Partnerships allowed Ferrari's 3.0L F154 units to share core block design. All adaptations are documented in OEM technical bulletins.

Make:
Alfa Romeo
Years:
2013–2018
Models:
4C
Variants:
3.0 V6 Prototype
View Source
Alfa Romeo PT-2015
Make:
Alfa Romeo
Years:
2015–2017
Models:
Giulia
Variants:
Quadrifoglio Development Mule
View Source
Alfa Romeo TIS Doc. AR24901
Make:
Ferrari
Years:
2014–2017
Models:
California T
Variants:
3.0L F154 V6 (shared architecture)
View Source
Ferrari EPC #F-889
Identification Guidance

Locate the engine code stamped horizontally on the front-facing block surface near the timing cover (Alfa Romeo TIS AR24890). The 7th VIN digit indicates engine family ('6' for 936 series). Pre-2016 models have cast iron exhaust manifolds with black ceramic coating; post-2016 units use reinforced stainless-steel variants. Critical differentiation from F154: 936 A6.000 uses Bosch HDEV5 ECU with trapezoidal diagnostic port, while F154 uses Magneti Marelli with circular port. Service parts require production date verification - exhaust manifolds for engines before 06/2016 are incompatible with later units due to bolt pattern revision (Alfa Romeo SIB 60/14).

Identification Details

Evidence:

Alfa Romeo TIS Doc. AR24890

Location:

Stamped horizontally on the front-facing engine block near the timing cover (Alfa Romeo TIS AR24890).

Visual Cues:

  • Pre-2016: Cast iron manifolds with black ceramic coating
  • Post-2016: Reinforced stainless-steel manifolds
Compatibility Notes

E C U Type:

Bosch HDEV5 ECU used exclusively on 936 A6.000; not interchangeable with Ferrari F154 control units.

Evidence:

Alfa Romeo SIB 60/14

Manifold:

Exhaust manifolds for pre-2016 936 A6.000 models are not compatible with post-2016 revisions due to bolt pattern and gasket changes per OEM documentation.
Manifold Upgrade

Issue:

Early 936 A6.000 engines experienced exhaust manifold cracking due to thermal stress during sustained high-load operation.

Evidence:

Alfa Romeo SIB 60/14

Recommendation:

Inspect for cracks and install updated manifold and fasteners per Alfa Romeo SIB 60/14.

Common Reliability Issues - ALFA-ROMEO 936A6000

The 936 A6.000's primary reliability risk is exhaust manifold cracking on early builds, with elevated incidence in track use. Internal Alfa Romeo quality reports from 2015 noted a significant share of pre-2016 engines requiring manifold repair before 100,000 km, while UK DVSA records link a portion of emissions-related failures to manifold-induced exhaust leaks. High thermal cycles and poor warm-up procedures increase stress, making inspection and upgraded hardware critical.

Exhaust manifold cracking
Symptoms: Ticking noise at idle or under load, exhaust leak smell, misfire codes, loss of power.
Cause: Cast iron manifolds with thin sections prone to thermal fatigue; exacerbated by rapid cooldown and high-exhaust gas temperatures.
Fix: Replace with revised stainless-steel manifold and upgraded fasteners per service bulletin; inspect for warping and gasket integrity.
Direct injector coking
Symptoms: Rough idle, hesitation, reduced power, increased fuel consumption, catalyst efficiency DTCs.
Cause: Carbon buildup on injector tips due to fuel quality and short-trip driving; worsened by use of RON 95 fuel.
Fix: Clean or replace injectors using OEM-approved procedures; switch to RON 98 fuel and ensure full operating temperature cycles.
Valve train noise (hydraulic lash adjusters)
Symptoms: Ticking or tapping at cold start, noise diminishes after warm-up, oil pressure warnings.
Cause: Wear or clogging of hydraulic lash adjusters; aggravated by extended oil change intervals and low oil pressure.
Fix: Replace affected lash adjusters and verify oil pressure; use only ACEA A3/B4 oil and adhere to service schedule.
Coolant leaks from housing gaskets
Symptoms: Coolant smell, visible leaks at cylinder head junctions, temperature fluctuations, low coolant warnings.
Cause: Age-related degradation of plastic coolant housing gaskets; thermal cycling accelerates cracking.
Fix: Replace gaskets and housing with updated metal-reinforced units; pressure test cooling system post-repair.
Research Basis

Analysis derived from Alfa Romeo technical bulletins (2013-2018) and UK DVSA failure statistics (2015-2023). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about ALFA-ROMEO 936A6000

Find answers to most commonly asked questions about ALFA-ROMEO 936A6000.

Research Resources

Comprehensive technical documentation and regulatory references

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Last Updated: 16 August 2025

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