Mitsubishi Lancer Evolution 4/5/6/7/8 Billet Aluminum Valve Cover – Best Premium Ultimate Performance Upgrade

MITSUBISHI LANCER EVOLUTION 4/5/6/7/8 BILLET ALUMINUM VALVE COVER – PREMIUM ULTIMATE PERFORMANCE UPGRADE

 

The Mitsubishi Lancer Evolution 4/5/6/7/8 Billet Aluminum Valve Cover by Velocity Race is a precision CNC-machined performance valve cover designed for Mitsubishi 4G63 and 4G63T engine applications. Manufactured from high-quality 6061-T6 billet aluminium, this valve cover provides a strong, rigid and premium solution for modified Mitsubishi Lancer Evolution engines.

 

Designed for Evolution 4, Evolution 5, Evolution 6, Evolution 7 and Evolution 8 applications, the Mitsubishi Lancer Evolution 4/5/6/7/8 Billet Aluminum Valve Cover is suitable for street performance builds, track cars, drag applications, motorsport projects and customised 4G63 engine bays.

 

The billet construction, CNC-machined finish and performance-oriented design make this Mitsubishi Lancer Evolution 4/5/6/7/8 Billet Aluminum Valve Cover an ideal upgrade for enthusiasts looking to improve both engine bay appearance and component quality.

 

 

COMPATIBILITY

The Mitsubishi Lancer Evolution 4/5/6/7/8 Billet Aluminum Valve Cover is designed for Mitsubishi 4G63 / 4G63T engine applications used in:

• Mitsubishi Lancer Evolution 4
• Mitsubishi Lancer Evolution 5
• Mitsubishi Lancer Evolution 6
• Mitsubishi Lancer Evolution 7
• Mitsubishi Lancer Evolution 8
• Compatible 4G63 / 4G63T performance builds
• Street performance applications
• Track and motorsport applications
• Modified and customised 4G63 engine builds

Please verify your exact engine configuration and existing components before ordering, particularly if the engine has been modified with aftermarket ignition, breather or fuel system components.

 

 

FEATURES & BENEFITS

The Mitsubishi Lancer Evolution 4/5/6/7/8 Billet Aluminum Valve Cover is designed as a complete performance-oriented valve-cover solution.

• Fully billet 6061-T6 aluminium construction
• Precision CNC-machined construction
• Strong and rigid valve-cover design
• Stainless steel removable baffle plate
• Removable timing belt cover bracket
• Oil filler cap included
• AN fittings included
• Choice of spark plug cover or coil-on-plug adapter
• Suitable for modified 4G63 / 4G63T engines
• Multiple anodising colours available
• Clean and professional engine bay appearance
• Suitable for street, track and motorsport applications

The Mitsubishi Lancer Evolution 4/5/6/7/8 Billet Aluminum Valve Cover combines functional engine hardware with a premium CNC-machined appearance for a more refined performance engine bay.

 

 

MATERIAL & FINISH

The Mitsubishi Lancer Evolution 4/5/6/7/8 Billet Aluminum Valve Cover is fully billet and CNC-machined from 6061-T6 aluminium.

 

• 6061-T6 billet aluminium construction
• Precision CNC machining
• Strong and rigid construction
• High-quality machined finish
• Lightweight aluminium construction
• Suitable for high-performance engine applications
• Available with polished or anodised finishes

The billet construction provides a solid and durable valve-cover structure while the CNC machining provides accurate surfaces and a clean, professional finish.

 

 

ANODISING OPTIONS

• Black
• Purple
• Blue
• Gold
• Red
• Silver

Additional 4–5 working days processing time applies for anodised finishes.

 

 

OPTIONS AVAILABLE

The Mitsubishi Lancer Evolution 4/5/6/7/8 Billet Aluminum Valve Cover can be configured with different options depending on your engine setup.

• Billet aluminium valve cover
• Anodised finish
• Polished finish
• Spark plug cover
• Coil-on-plug adapter
• AN fitting configuration
• Custom logo options where available

 

For customers running a coil-on-plug ignition conversion, select the appropriate COP adapter configuration. For standard ignition arrangements, the spark plug cover option may be selected. Please confirm your required configuration before ordering.

 

 

PACKAGE INCLUDES

The standard Mitsubishi Lancer Evolution 4/5/6/7/8 Billet Aluminum Valve Cover package includes:

• 1 × Velocity Race billet aluminium valve cover
• 1 × Oil filler cap
• Stainless steel removable baffle plate
• Removable timing belt cover bracket
• AN fittings
• Choice of spark plug cover or coil-on-plug adapter, according to selected option

Please check the selected product option before checkout as package contents may vary depending on the configuration selected.

 

 

IMPORTANT NOTE

The Mitsubishi Lancer Evolution 4/5/6/7/8 Billet Aluminum Valve Cover is an aftermarket performance component by Velocity Race.

• Not an OEM Mitsubishi product
• Designed for compatible 4G63 / 4G63T applications
• Confirm your engine configuration before ordering
• Confirm ignition and breather configuration before installation
• COP adapter and spark plug cover options are different configurations
• Additional modifications may be required depending on the engine setup
• Professional installation is recommended

Aftermarket performance component by Velocity Race – Not an OEM product.

 

 

INSTALLATION

Professional installation is recommended for the Mitsubishi Lancer Evolution 4/5/6/7/8 Billet Aluminum Valve Cover.

 

Before installation:

• Remove the original valve cover carefully
• Clean the cylinder head mating surface
• Inspect the valve-cover gasket and replace it if required
• Confirm the baffle plate is correctly installed
• Confirm the selected spark plug cover or COP adapter configuration
• Check AN fitting positions and breather connections
• Confirm clearance around the timing belt cover
• Install the valve cover evenly and securely
• Check all fittings before starting the engine

 

After installation, inspect the engine for oil leaks and verify that all breather, vacuum and ignition components are correctly connected.

 

 

WHY UPGRADE?

The Mitsubishi Lancer Evolution 4/5/6/7/8 Billet Aluminum Valve Cover provides a substantial upgrade for enthusiasts who want a stronger and more premium valve-cover solution for their 4G63 / 4G63T engine.

 

The CNC-machined billet construction provides a clean and rigid structure, while the removable baffle plate and configurable ignition options make the valve cover suitable for different performance engine configurations.

Benefits include:

• Premium CNC-machined appearance
• Strong 6061-T6 billet aluminium construction
• Removable stainless steel baffle plate
• Integrated AN fitting provisions
• Choice of spark plug cover or COP adapter
• Customisable anodising options
• Improved engine bay presentation
• Suitable for modified 4G63 / 4G63T builds

 

 

PERFORMANCE NOTES

The Mitsubishi Lancer Evolution 4/5/6/7/8 Billet Aluminum Valve Cover is primarily a performance engine hardware and engine-bay upgrade. The valve cover itself is not designed to provide a direct horsepower increase.

 

Overall engine performance depends on the complete engine combination, including:

• Turbocharger
• Intake manifold
• Fuel system
• Fuel injectors
• Fuel pump
• Ignition system
• Exhaust system
• Engine internals
• ECU calibration
• Boost pressure
• Engine tuning

The upgraded valve cover can complement a wider performance build while providing additional flexibility for modified breather and ignition configurations.

 

 

VELOCITY RACE QUALITY

The Mitsubishi Lancer Evolution 4/5/6/7/8 Billet Aluminum Valve Cover is designed with the same performance-focused approach used throughout the Velocity Race billet component range.

 

Our CNC billet components focus on:

• High-quality 6061-T6 aluminium construction
• Precision CNC machining
• Functional performance design
• Accurate fitment
• Clean finishing
• Customisation options
• Motorsport-inspired appearance

The result is a premium aftermarket component designed for enthusiasts, workshops, tuners and motorsport builders.

 

 

APPLICATION & UPGRADE POTENTIAL

The Mitsubishi Lancer Evolution 4/5/6/7/8 Billet Aluminum Valve Cover is suitable for a wide range of 4G63 / 4G63T applications.

 

• Mitsubishi Evolution 4 performance builds
• Mitsubishi Evolution 5 performance builds
• Mitsubishi Evolution 6 performance builds
• Mitsubishi Evolution 7 performance builds
• Mitsubishi Evolution 8 performance builds
• Street performance vehicles
• Track cars
• Drag cars
• Time attack builds
• Motorsport applications
• Custom 4G63 engine projects

 

The Mitsubishi Lancer Evolution 4/5/6/7/8 Billet Aluminum Valve Cover can also be paired with other Velocity Race components such as:

• Billet intake manifolds
• Billet fuel rails
• COP conversion components
• Distributor-related components
• Billet oil caps
• Other CNC billet engine-bay components

This allows customers to create a consistent CNC billet theme throughout their 4G63 / 4G63T engine bay.

 

 

For more Velocity Race engine components, browse our Billet Valve Covers collection.

For additional technical information about EFI tuning, engine management and performance engine setup, refer to High Performance Academy⁠.