1.2L Universal Aluminum Radiator Coolant Overflow Tank with Cap

Upgrade your vehicle's engine cooling efficiency and protect against fluid loss with this universal 1.2-liter aluminum radiator coolant overflow reservoir tank. Engineered specifically to capture expanding radiator fluid and regulate cooling system pressure, this lightweight expansion tank is an essential addition for track cars, custom builds, and daily drivers alike.

Constructed from premium raw aluminum, this tank delivers outstanding durability and optimal heat dissipation under extreme engine bay temperatures. It arrives in a natural, unpolished finish without artificial spraying or protective coatings, providing a clean, rugged mechanical look that may feature minor surface scratches from the raw machining process. Each unit comes complete with an integrated 1.1-bar high-pressure small radiator cap and dual pre-machined 1/4" NPT threaded ports for reliable, leak-free hose plumbing.

Key Features & Bullet Points

• Universal Application: Lightweight drop-in design adapts easily to domestic, import, and custom engine layouts.

• 1.2L Fluid Volume: Generous capacity safely contains expanding radiator water and overflow coolant.

• Premium Raw Aluminum: High-strength construction ensures maximum corrosion resistance and longevity.

• 1.1-Bar Radiator Cap: High-pressure recovery cap maintains steady engine system pressure.

• Dual NPT Ports: Features heavy-duty NPT 1/4" threads for standard performance hose fittings.

• Natural Unpolished Finish: Industrial aesthetic can be kept raw, custom painted, or polished by hand.