The Range Rover 492 4 SHIRG is a 4,367 cc, V8 twin‑turbocharged petrol engine produced between 2022 and 2025. It features direct fuel injection, variable valve timing (VVT) with DOHC architecture, and a cross‑plane crankshaft for enhanced acoustic refinement. In standard form it delivers 441 kW (600 PS) and 750 Nm of torque, enabling blistering acceleration while maintaining composure at high speeds.
Fitted exclusively to the L460 Range Rover SV and L461 Range Rover Sport SV, the 492 4 SHIRG was engineered as a flagship performance powerplant, combining track‑capable response with luxury SUV comfort. Emissions compliance is achieved through gasoline particulate filtration (GPF), dual‑loop EGR, and precise engine management, meeting Euro 6d standards across all markets.
One documented concern is premature wear of the high‑pressure fuel pump (HPFP) cam follower, noted in Jaguar Land Rover Service Action Notice JLR‑SAN‑2023‑21. This issue arises from marginal lubrication film strength under repeated high‑load hot restarts. From Q4 2023, JLR implemented a revised HPFP with improved follower geometry and updated cam lobe surface treatment.
All production years 2022–2025 meet Euro 6d emissions standards (VCA UK Type Approval #VCA/EMS/9245).
The Range Rover 492 4 SHIRG is a 4,367 cc V8 twin‑turbocharged petrol engineered for flagship luxury SUVs (2022–2025). It combines high-pressure direct injection with twin‑scroll turbochargers to deliver explosive power and seamless refinement. Designed to meet Euro 6d standards, it balances extreme performance with stringent emissions control.
| Parameter | Value | Source |
|---|---|---|
| Displacement | 4,367 cc | |
| Fuel type | Petrol (ULP 98 RON min) | |
| Configuration | V8, DOHC, 32‑valve | |
| Aspiration | Twin‑turbocharged | |
| Bore × stroke | 88.0 mm × 89.5 mm | |
| Power output | 441 kW (600 PS) @ 6,500 rpm | |
| Torque | 750 Nm @ 2,250–5,500 rpm | |
| Fuel system | Bosch HDEV6 direct injection (350 bar) | |
| Emissions standard | Euro 6d (RDE compliant) | |
| Compression ratio | 10.2:1 | |
| Cooling system | Water‑cooled with triple electric fans and auxiliary oil cooler | |
| Turbocharger | Twin twin‑scroll (BorgWarner) | |
| Timing system | Chain (front‑mounted, dual‑stage hydraulic tensioner) | |
| Oil type | JLR STJLR.03.5037 (SAE 0W‑20) | |
| Dry weight | 256 kg |
The twin‑turbo V8 delivers explosive acceleration and seamless power delivery but requires strict adherence to 16,000 km or 12‑month oil change intervals to protect the HPFP cam follower and turbo bearings. JLR‑approved 0W‑20 oil is critical due to its low‑viscosity formulation for VVT actuators and chain lubrication. Repeated hot restarts without cooldown periods can accelerate HPFP wear. Post‑Q4 2023 engines feature an upgraded HPFP per JLR SAN 2023‑21. The GPF system mandates occasional sustained highway driving to prevent soot accumulation and regeneration faults.
Oil Specs: Requires JLR STJLR.03.5037 (0W‑20) specification (JLR Owner Handbook L460‑SV‑2023). Equivalent to ACEA C5 but with tighter volatility limits.
Emissions: Euro 6d certification applies to all 2022–2025 models (VCA Type Approval #VCA/EMS/9245). Confirmed RDE-compliant across EU/UK markets.
Power Ratings: Measured under ISO 1585 standards. Peak output requires 98 RON fuel (JLR PT‑2025).
Jaguar Land Rover Technical Information System (TIS): Docs P50C‑492SHIRG, ES‑492SHIRG‑2022
VCA Type Approval Database (VCA/EMS/9245)
ISO 1585: Road vehicles — Engine test code
The Range Rover 492 4 SHIRG was used across Land Rover's L460 and L461 platforms with longitudinal mounting and no third‑party licensing. This engine received platform-specific adaptations—enhanced cooling in the L461 Sport SV and revised engine mounts in the L460 SV—and from Q4 2023 the HPFP upgrade per JLR Service Action Notice, creating minor service part distinctions. All adaptations are documented in OEM technical bulletins.
Locate the engine code stamped on the front timing cover near the harmonic balancer (JLR TIS P50C‑492SHIRG). The 7th VIN digit for SV models is 'S' (indicating high-output V8 petrol). All 492 4 SHIRG units use black valve covers with integrated ignition coils. Critical differentiation from standard V8s: SV engines have unique intake manifolds and dual‑exit turbo downpipes. HPFP part number 492SHIRG‑9A391‑AA denotes pre‑Q4 2023 units; post‑Q4 2023 uses 492SHIRG‑9A391‑AB per JLR SAN 2023‑21.
The 492 4 SHIRG's primary reliability risk is high-pressure fuel pump (HPFP) cam follower wear, with elevated incidence in vehicles subjected to repeated hot restarts or track use. JLR internal field data from 2024 indicated a measurable uptick in HPFP-related DTCs before 50,000 km in pre‑Q4 2023 builds, while UK DVSA records show minimal emissions-related failures due to robust GPF and EGR control. Thermal cycling without cooldown increases mechanical stress on the cam-follower interface, making driving habit and service adherence critical.
Analysis derived from Jaguar Land Rover technical bulletins (2022–2025) and UK DVSA failure statistics (2022–2025). Repair procedures should follow manufacturer guidelines.
Find answers to most commonly asked questions about RANGE-ROVER 492-4-SHIRG.
Comprehensive technical documentation and regulatory references
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Regulation (EC) No 715/2007
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Commission Regulation (EU) 2017/1151
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