Cusco Oil Catch Tank

1989–1993 Mazda Miata JDM Chassis 1.6L / 1.8L

Part #: 404 009 A

Overview

The Cusco Oil Catch Tank is a high-quality aftermarket component designed specifically for Mazda Miata models from 1989 to 1993, including JDM chassis variants. This oil catch can plays a crucial role in maintaining engine cleanliness and performance by trapping harmful blow-by gases that can otherwise contaminate your engine oil and reduce overall efficiency. Perfect for enthusiasts who seek to optimize their vehicle's reliability and longevity, this catch tank helps prevent oil vapor and combustion byproducts from re-entering the intake system, ensuring cleaner combustion and smoother operation.

By installing this oil catch tank, you’ll support your engine’s health, especially during spirited driving or extended use, where blow-by gases tend to increase. It’s an essential upgrade for those looking to maintain optimal engine performance, reduce oil consumption, and minimize the buildup of sludge and carbon deposits. Whether you’re a daily driver or a dedicated track enthusiast, this component helps keep your engine bay tidy and your vehicle running at its best.

Key Features

The Cusco Oil Catch Tank is engineered with precision and durability in mind, offering several technical advantages:

• High-Quality Construction: Crafted from durable, lightweight aluminum, the catch tank resists corrosion and withstands high temperatures, ensuring long-lasting performance under demanding conditions.
• Efficient Oil Separation: The internal baffling and filtration system effectively traps oil vapors and blow-by gases, preventing them from re-entering the intake system and reducing carbon buildup.
• Compact and OEM Fitment: Designed to fit seamlessly within the Mazda Miata engine bay without requiring modifications, this catch tank maintains a clean and factory-like appearance.
• Easy Installation: Comes with all necessary mounting hardware and fittings, allowing for straightforward bolt-on installation that can be completed with basic tools.
• Enhanced Engine Cleanliness: By capturing oil mist and combustion byproducts, it helps keep your intake valves and combustion chamber cleaner, supporting consistent performance and reducing maintenance needs.
• Improved Engine Performance: Maintaining a cleaner intake system helps ensure optimal airflow and combustion efficiency, which can contribute to better throttle response and engine longevity.
• Reinforced Sealing and Durability: Features high-quality seals and fittings to prevent leaks and ensure reliable operation over time.

Construction & Design

The Cusco Oil Catch Tank is meticulously designed with a focus on durability and functionality. Made from lightweight aluminum, it offers excellent heat dissipation and resistance to corrosion, making it suitable for both street and track use. Its compact, OEM-style design ensures a seamless fit within the engine bay of the Mazda Miata, maintaining the vehicle’s aesthetic integrity. The internal baffling system is engineered to maximize oil separation efficiency, while the high-quality fittings and seals guarantee a leak-free operation. This catch tank is a reliable upgrade that helps protect your engine from the detrimental effects of blow-by gases, ultimately supporting consistent performance and engine health.

Performance & Sound

While the primary benefit of the Cusco Oil Catch Tank is improved engine cleanliness and reliability, it also contributes to maintaining optimal airflow within the intake system. By trapping oil vapors and preventing them from recirculating, it helps sustain consistent engine performance over time. Although it does not directly increase horsepower, keeping the intake system free of oil and debris ensures your engine runs more efficiently and responds better to throttle inputs. This upgrade is especially beneficial for enthusiasts who want to preserve their engine’s integrity during spirited driving or long-term use.

Installation & Fitment

The Cusco Oil Catch Tank is designed as a bolt-on upgrade that requires minimal effort to install. It mounts directly onto the factory crankcase vent system using included fittings and hardware, with no need for cutting or drilling. The installation process typically involves removing the existing vent hose and attaching the catch tank in-line, ensuring a secure and sealed connection. No tuning or additional modifications are necessary, making it an accessible upgrade for both novice and experienced mechanics. Proper installation ensures optimal performance and leak-free operation, helping you maintain a clean and efficient engine bay.

What's Included

• Cusco Oil Catch Tank
• Mounting hardware and brackets
• Fittings and hoses for connection to crankcase vent system
• Installation instructions

Ideal For

• Mazda Miata owners seeking to improve engine longevity and cleanliness
• Enthusiasts performing spirited driving or track days
• Those looking to maintain optimal engine performance and reduce oil consumption
• Anyone wanting a durable, OEM-style oil catch tank that fits seamlessly into the engine bay

Emissions Note

This Cusco Oil Catch Tank is designed to help reduce emissions by trapping blow-by gases before they can re-enter the intake system. It is intended for off-road use or vehicles not subject to strict emissions regulations. Please verify local laws and regulations before installation, as this product may not be legal for street use in all areas.