Case Studies
Detailed technical reports of our most challenging and successful engine restorations.
Land Rover 2.2 Diesel Engine Turbo Failure & Oil Seal Repair
Excessive oil consumption and power loss due to failed turbocharger shaft seals and bearing wear.
Replacement of the turbocharger with a reconditioned unit, comprehensive cleaning of the intercooler and intake system, and replacement of the oil feed line.
Land Rover 2.7 TDV6 Turbo Failure & Oil Feed Line Repair
Catastrophic turbocharger seizure due to oil starvation from a completely blocked oil feed line.
Replacement of the turbocharger and both oil feed/return lines, coupled with a complete engine oil system flush and new oil cooler.
Land Rover 3.0 TDV6 EGR Cooler Failure & Coolant Contamination Repair
Internal coolant leak from a cracked EGR cooler, leading to coolant ingestion, white smoke, and oil contamination.
Replacement of the EGR cooler coupled with a full decontamination of the intake system, intercooler, and crankcase, followed by an oil change.
Land Rover 4.4 V8 Petrol Engine Timing Chain & Guide Failure Repair
Catastrophic failure of plastic timing chain guides and wear of hydraulic tensioners, leading to severe chain slap.
Complete timing system overhaul, replacing all chains, guides, tensioners, and related components for both cylinder banks.
Land Rover Discovery 3 TDV6 Crankshaft Failure Repair
Catastrophic failure due to spun crankshaft main bearings, leading to a seized bottom end.
Full engine removal, reconditioning of the block and head, installation of a reground crankshaft, uprated bearings, and new ancillary components (oil cooler, pump).
Land Rover Discovery 4 SDV6 Crankshaft Failure Repair
Fatigue failure resulting in a snapped crankshaft.
Complete engine rebuilds utilising the original block and heads, a new uprated crankshaft, performance bearings, and rebuilt turbos.
Land Rover Discovery 5 Ingenium Coolant Leak & Overheating Repair
Internal coolant leaks due to a failure at the cylinder head/block interface, allowing combustion gases to pressurise the cooling system.
Cylinder head removal, professional pressure testing and skimming at a machine shop, and reassembly with a new MLS gasket, bolts, and timing components.
Land Rover Discovery Sport Ingenium Coolant Loss & Overheating Repair
Internal coolant leak and fuel contamination due to a cracked cylinder head and failing fuel injector seal(s).
Cylinder head removal, professional crack testing, welding, machining, and reassembly with a new MLS gasket, full set of injector seals, and timing components.
Land Rover Ingenium 2.0 Engine Timing Chain Rattle & Repair
Stretched timing chain due to hydraulic tensioner failure, with contributing borderline oil pressure.
Replacement of complete timing chain system, oil pump, and related seals. Verification and restoration of correct oil pressure.
Range Rover 2.0 Ingenium Engine Timing Chain Rattle Repair
Stretched timing chain due to hydraulic tensioner failure, with contributing borderline oil pressure.
Replacement of complete timing chain system, oil pump, and related seals. Verification and restoration of correct oil pressure.
Range Rover 2.2 Diesel Turbo Failure & Oil Seal Repair
Excessive oil consumption and power loss due to failed turbocharger shaft seals and bearing wear.
Replacement of the turbocharger with a reconditioned unit, comprehensive cleaning of the intercooler and intake system, and replacement of the oil feed line.
Range Rover 3.0 SCV6 Supercharger Coolant Leak Repair
Internal coolant leak from degraded supercharger intercooler and crossover pipe seals, leading to coolant loss into the intake system.
Supercharger removal, complete disassembly, and replacement of all internal coolant and vacuum seals using a Genuine Land Rover service kit.
Range Rover 3.6 TDV8 Oil Cooler Failure & Coolant Contamination Repair
Catastrophic failure of the engine oil cooler leading to cross-contamination of coolant and engine oil ("chocolate milkshake").
Replacement of the oil cooler followed by a comprehensive, multi-stage decontamination of the entire engine lubrication and related intake systems.
Range Rover 4.2 Supercharged V8 Timing Chain & Guide Repair
Catastrophic failure of plastic timing chain guides and wear of hydraulic tensioners, leading to severe chain slap.
Complete timing system overhaul, replacing all chains, guides, tensioners, and related components for both cylinder banks.
Range Rover 4.4 V8 Petrol Engine Timing Chain & Guide Repair
Catastrophic failure of plastic timing chain guides and wear of hydraulic tensioners, leading to severe chain slap.
Complete timing system overhaul, replacing all chains, guides, tensioners, and related components for both cylinder banks.
Range Rover 5.0 SCV8 Supercharger Coolant Leak Repair
Internal coolant leak from degraded supercharger intercooler and crossover pipe seals.
Supercharger removal, complete disassembly, and replacement of all internal seals using a Genuine Land Rover service kit, including preventative coupler replacement.
Range Rover Evoque 2.7 TDV6 Timing Chain Repair Case Study
Failed primary & secondary timing chain tensioners and guides, with associated balancer shaft gear wear, causing cold start rattle and timing correlation faults.
Complete engine-out, full timing system overhaul with updated components, oil pump replacement, and OEM software recalibration.
Range Rover Evoque Timing Chain Rattle & Oil Pressure Repair
Chronic low oil pressure from worn crankshaft bearings, leading to secondary failure of the timing chain system.
In-chassis engine rebuilds including main/conrod bearing replacement and a completely new timing drive system.
Range Rover Sport SCV8 Supercharger Coolant Leak & Overheating Repair
Internal coolant leak from degraded supercharger intercooler and crossover pipe seals, leading to coolant loss into the intake system.
Supercharger removal, complete disassembly, and replacement of all internal coolant and vacuum seals using a Genuine Land Rover service kit.
Range Rover Velar Ingenium Engine Rattle & Misfire Repair
Combined failure due to severe carbon fouling of intake valves and a stretched timing chain.
Integrated repair comprising walnut blast carbon cleaning and complete timing chain system replacement.
Range Rover Vogue L405 Suspension Failure & Air Leak Repair
Multiple air leaks from a ruptured rear air spring and a failing air valve block diaphragm.
Replacement of the failed air spring and the central air valve block, followed by a full system calibration.