Click to zoom in
Replace or upgrade the stated vehicle fluid reservoir with this application-specific Moroso tank. Verify the circuit, ports, hoses, cap, sensors, mounting points, and complete vehicle application before ordering.
Key Features
- 1-Quart Capacity: Larger volume than OEM reduces refill frequency and supports extended track sessions.
- Direct Bolt-In Fit: Precision-machined bracket matches factory mounting points for simple installation without modifications.
- Complete Kit: Includes mounting hardware, cap, and all necessary components for immediate use.
- Weight: 1.25 lbs product, 2 lbs shipped.
- Translucent Nylon Construction: Durable material resists heat and chemicals with clear visibility for fluid condition monitoring.
- Engineered for high-heat, high-pressure environments.
Fitment
| Years | Make | Model | Application Notes |
|---|---|---|---|
| 2006-2015 | Mazda | MX-5 Miata | Power-steering reservoir |
Specifications
| Brand | Moroso |
|---|---|
| Manufacturer Part Number | 63777 |
| Product Type | Expansion Tanks |
| Fitment Type | Vehicle Specific |
| Listed Configuration | 06-15 Mazda Miata Power Steering Tank - Direct Bolt-In Replacement |
| Condition | New |
What's Included
One new Moroso expansion tanks identified by manufacturer part number 63777. Hardware, seals, hoses, fittings, wiring, fluids, tools, and companion parts are included only when expressly supplied for this exact part number.
About Moroso
Moroso develops oiling, cooling, ignition, suspension, electrical, drivetrain, wheel, and racing components for automotive performance applications. Selection and installation remain exact-part-number specific.
Related Moroso Products
- Shop all Moroso products
- Moroso 06-15 Mazda Miata Coolant Expansion Tank - Direct Bolt-In Replacement
- Moroso 90-97 Mazda Miata Coolant Expansion Tank - Direct Bolt-In Replacement
- Moroso 99-05 Mazda Miata Coolant Expansion Tank - Direct Bolt-In Replacement
Frequently Asked Questions
For Moroso 63777, will this tank connect to the factory hoses?
Confirm the exact vehicle application, fluid circuit, port locations, hose sizes, cap, sensor provisions, and any transferred factory components before ordering.
Can this tank be packed with ice?
Only supercharger or intercooler reservoirs specifically designed for that use should be treated that way. Follow the current Moroso instructions for the exact part number.
How should the system be checked after installation?
Use the correct fluid, bleed trapped air as required, pressure-check every connection, inspect for leaks, and recheck fluid level after the first complete heat cycle.
Installation Instructions
Follow the current Moroso instructions and vehicle service information for part number 63777. Verify every interface and clearance, work on a cool and safely supported vehicle, use the specified seals, fluids, fasteners, and torque procedures, inspect for leaks or contact, and recheck the installation after initial use.
Cooling
Cooling system parts and accessories for HEMI, Hellcat, Trackhawk, Duramax, Cummins, and import performance builds are stocked at Black Ops Auto Works. Shop radiators, thermostats, thermostat housings, water pumps, coolant reservoirs, expansion tanks, radiator hoses, oil coolers, transmission coolers, fans and shrouds, and thermal wrap for street, track, towing, and diesel platforms. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 2116 Cooling SKUs across radiator, thermostat, water pump, hose, and heat management categories. What This Category Covers The Cooling category groups together every part that keeps engine, transmission, and charge air temperatures in check under real driving load. Coverage spans aluminum performance radiators, billet thermostat housings, high flow water pumps, silicone radiator hose kits, coolant reservoirs and expansion tanks, oil and transmission co...
View Cooling Products
Engine
Shop automotive engine parts, cooling-system components, oil-system upgrades, ignition parts, pulleys, sensors, gaskets, fuel components, and engine-bay accessories at Black Ops Auto Works. This collection covers vehicle-specific replacement parts, performance upgrades, supporting hardware, and universal components for street cars, trucks, SUVs, Jeeps, diesel vehicles, off-road builds, and motorsport applications. Engine Parts and Performance Components The Engine collection brings together components used throughout the engine, lubrication system, cooling system, ignition system, fuel system, crankcase ventilation, accessory drive, and engine compartment. Available products range from replacement sensors and gaskets to rotating-assembly parts, performance cooling systems, supercharger pulleys, catch cans, cylinder heads, camshafts, intake manifolds, and engine-bay dress-up components. Engine compatibility cannot be determined from vehicle model alone. Confirm the exact year, make, ...
View Engine Products
Expansion Tanks
Coolant expansion tanks and supercharger coolant tanks are stocked at Black Ops Auto Works for the platforms shown in each product listing. Shop coolant expansion tanks, coolant overflow tanks, recovery tanks, supercharger coolant tanks, aluminum coolant reservoirs, BMW M3 coolant tanks, WRX STI coolant tanks, Miata expansion tanks, Mustang coolant tanks and Charger coolant tanks for Subaru WRX STI, BMW M3 and 3-Series, Mazda Miata and RX-8, Ford Mustang, Chevrolet Camaro and Corvette, plus Dodge Charger and Challenger. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 21 Expansion Tanks SKUs across engine coolant recovery, supercharger coolant, material, vehicle application, and mounting configuration. What Expansion Tanks Cover Coolant Reserve and Recovery An expansion tank provides space for coolant volume changes as the engine heats and cools. The current collection includes d...
View Expansion Tanks Products
Moroso
Shop Moroso oiling, cooling, ignition, suspension, electrical, drivetrain, wheel, and racing components by exact manufacturer part number and verified application requirements. Choosing the Correct Moroso Part Match the exact manufacturer part number and product function Confirm every year, make, and model record when vehicle fitment is listed Keep engine, trim, chassis, dimensions, and companion-part requirements in the application check Verify quantity, material, ports, threads, mounting, clearance, and intended use Related Performance Collections All Moroso Products Engine Components Cooling Components Suspension Components Frequently Asked Questions Does an engine family alone guarantee a Moroso part will fit?No. Confirm the exact vehicle or system application, dimensions, sump or mounting position, ports, threads, clearance, and required companion parts. Are Moroso products sold as complete installation kits?Only the parts expressly named on the exact product page are supp...
View Moroso Products