Lamborghini 5.2L V10 Engine Guide — Huracán LP610, EVO, Performante, STO | Tuning & Exhaust | YPG Motorsport

The Lamborghini 5.2L V10: One of the Last Great Naturally Aspirated Engines

Lamborghini's 5.2-liter V10 is a dying breed — a high-revving, naturally aspirated engine in an era where every competitor has moved to turbocharging or electrification. First introduced in the Gallardo and refined across a decade of Huracán development, this 90-degree V10 represents the final generation of pure atmospheric power from Sant'Agata. Every Huracán variant and every current Audi R8 shares this engine family, though each wears a different state of tune.

This guide covers every variant of the 5.2L V10, from the LP610-4 to the track-focused STO, including architecture, specifications, tuning approaches, and build paths available through YPG Motorsport's Lamborghini catalog.

Engine Architecture: The 90-Degree V10

The 5.2L V10 uses a 90-degree bank angle — wider than a typical V10's 72-degree optimum, which would provide perfectly even firing intervals. Lamborghini chose 90 degrees for packaging reasons: it allows a lower engine height, dropping the center of gravity in the mid-engine chassis. The uneven firing order is managed through a split-pin crankshaft that spaces the firing pulses for acceptable vibration levels while giving the engine its distinctive exhaust note.

Block & Bottom End

The block is cast aluminum with pressed-in steel cylinder liners. The crankshaft is forged steel with the split-pin design, supported by six main bearings. Connecting rods are forged steel in base models and titanium in performance variants (Performante, STO). The bottom end is fundamentally strong — capable of handling significantly more power than the factory output, which is why forced induction builds on the V10 regularly exceed 800 HP on stock internals.

Cylinder Heads & Valvetrain

The heads are aluminum with four valves per cylinder, actuated by dual overhead camshafts with variable valve timing on both intake and exhaust sides. The Performante and STO variants use titanium intake valves — lighter than steel, allowing higher RPM without valve float. The intake ports are designed for high-flow at high RPM, and the combustion chamber geometry is optimized for the 12.7:1 compression ratio.

Fuel System

All Huracán V10 variants use Bosch MED 17 engine management with FSI (Fuel Stratified Injection) direct injection. The high-pressure fuel system operates at up to 200 bar, with piezo-electric injectors providing precise fuel delivery across the RPM range. The direct injection system is a key enabler of the engine's high compression ratio — precise fuel placement cools the charge air, preventing detonation.

Lubrication

The engine uses a dry-sump lubrication system with an external oil tank. This is critical for a mid-engine supercar that will see sustained lateral loads on track — a conventional wet sump would allow oil starvation in extended high-G cornering. The dry sump also allows the engine to sit lower in the chassis.

V10 Model Variants

L630 — Huracán LP610-4 (2014–2019)

602 HP at 8,250 RPM, 413 lb-ft at 6,500 RPM. The baseline Huracán engine. All-wheel drive through a Haldex-based system with 7-speed dual-clutch transmission (LDF). The L630 designation covers the standard LP610-4 and its Spyder variant. Redline sits at 8,500 RPM with a broad powerband that starts pulling hard from 5,000 RPM. Browse the full Huracán performance catalog.

L630 — Huracán LP580-2 (2016–2019)

572 HP at 8,000 RPM, 398 lb-ft at 6,500 RPM. The rear-wheel-drive variant. Lamborghini detuned the engine by 30 HP through revised intake and exhaust cam timing — not hardware changes. This means the LP580-2 responds exceptionally well to ECU tuning, as the hardware is identical to the LP610-4 but the software is artificially limited. See the LP580-2 catalog.

L632 — Huracán Performante (2017–2019)

631 HP at 8,000 RPM, 443 lb-ft at 6,500 RPM. The first significant evolution. Titanium intake valves reduce valvetrain mass, allowing more aggressive cam profiles at high RPM. A lighter flywheel improves throttle response and rev speed. Revised intake geometry with optimized runner lengths for peak power. Active Aerodynamics (ALA) system manages downforce actively, though this is chassis-side, not engine-related.

L634 — Huracán STO (2021–2023)

631 HP at 8,000 RPM, 417 lb-ft at 6,500 RPM. Track-focused variant with rear-wheel drive. The STO uses a further revised intake with ram-air effect from the rear-mounted NACA ducts. The exhaust routing is unique — exiting centrally through the rear diffuser. The engine calibration prioritizes throttle response and high-RPM power delivery over low-end tractability. Rear-wheel steering and revised traction management make it the most aggressive Huracán variant.

L634 — Huracán Tecnica (2022–2023)

631 HP at 8,000 RPM, 417 lb-ft at 6,500 RPM. Shares the STO's powertrain in a more road-oriented package. Rear-wheel drive with revised stability management calibration. The Tecnica sits between the EVO RWD and STO in character — the engine is identical to the STO but the chassis tuning is less aggressive.

L630 — Huracán EVO (2019–2022)

631 HP at 8,000 RPM, 443 lb-ft at 6,500 RPM. The mid-life update brought the Performante's power to the standard car, along with revised intake routing and the LDVI (Lamborghini Dinamica Veicolo Integrata) vehicle dynamics system. ALA 2.0 active aerodynamics on AWD variants.

The Audi R8 Connection

The Audi R8 V10 uses the same 5.2L V10 engine — manufactured on the same line, with the same block, heads, and internals. The differences are entirely in ECU calibration and ancillary components (intake routing, exhaust system, engine mounts). An R8 V10 Performance makes 602 HP — identical to the LP610-4's output. This means tuning data, exhaust components, and intake modifications are largely cross-compatible between the platforms. See the Audi R8 V10 performance catalog.

Tuning the 5.2L V10: What's Realistic

Naturally aspirated engines have a fundamental limitation: power is a function of airflow, and without forced induction, you cannot dramatically increase airflow without major mechanical changes. The V10's tuning path is different from a turbocharged car.

ECU Calibration Alone (15–30 HP)

An ECU tune on the V10 optimizes ignition timing, cam timing maps, throttle response, and removes conservative fueling enrichment at high RPM. The gains are modest in absolute terms — 15–30 HP — but the improvement in throttle response and rev willingness is immediately noticeable. The LP580-2 sees the largest gains from ECU alone because its factory calibration is the most conservative. A tuned LP580-2 effectively matches the LP610-4's output.

Full Bolt-On Package (50–80 HP Total)

The real gains on the V10 come from combining modifications:

• Headers: Equal-length race headers replacing the factory exhaust manifolds are the single most impactful modification. The factory manifolds are designed for emissions compliance and packaging, not flow. Aftermarket headers can add 25–40 HP on their own.
• Exhaust System: A full cat-back or valved exhaust reduces backpressure and drops significant weight (15–25 kg on most systems). Power gains are 10–20 HP, but the weight savings improve the power-to-weight ratio further.
• Intake: High-flow air filters and revised intake ducting provide marginal gains (5–10 HP) but improve throttle response and induction sound.
• ECU Calibration: With all hardware modifications installed, the ECU is recalibrated to take advantage of the improved airflow. The combined package — headers, exhaust, intake, and tune — delivers 50–80 HP depending on the base variant.

Read the detailed breakdown in our complete Huracán ECU tuning guide.

Forced Induction: The 800+ HP Path

For owners who want dramatically more power, supercharger kits are available for the V10 platform. A centrifugal supercharger kit at moderate boost (6–8 psi) takes the engine to 800–850 HP on stock internals. Higher boost levels (10+ psi) can reach 1,000+ HP but typically require forged pistons and upgraded connecting rods as insurance. The V10's bottom end is robust enough for moderate forced induction without internal work — the stock forged steel crank and rods handle 800 HP reliably.

LP580-2 vs LP610-4 Tuning Differences

The rear-wheel-drive LP580-2 is the sleeper of the lineup. Its 30 HP deficit is entirely software — the hardware is identical to the LP610-4. An ECU tune erases the gap completely. Beyond that, the tuning path is identical between the two: same headers fit, same exhaust systems, same intake modifications. The only meaningful difference is traction management — the RWD LP580-2 requires more disciplined throttle application with increased power, particularly in wet conditions.

YPG Motorsport Remote Tuning Process

All Lamborghini V10 tuning through YPG Motorsport is performed via remote bench tuning. The ECU is removed from the vehicle, shipped to YPG, calibrated on the bench with our custom software, and returned for reinstallation.

For Huracán models, the ECU is located in the front trunk area. Removal is straightforward with basic tools. We provide detailed photo guides for every variant. Turnaround is typically 3–5 business days excluding shipping, and we serve customers worldwide — our largest markets are the United States and GCC region.

Browse the full Lamborghini performance catalog or contact sales@ypgmotorsport.com to discuss your V10 build.