<div data-store-description="v1"> <p>Coolant Reservoir Tank for Mini Cooper R50 R53 2002-2008 603-331. Supplied product details follow.</p> <h3>Specifications and fitment</h3> </div> <p>Includes: - Coolant Expansion Reservoir Tank</p> <p>Fits Models: - Mini Cooper</p> <p>Model Years: - 2002–2008</p> <p>Submodels: - R50 (Mini Cooper), R53 (Mini Cooper S)</p> <p>Engine Options: - 1.6L I4 (W10B16), 1.6L Supercharged I4 (W10B16S)</p> <p>Description: This coolant expansion reservoir tank is designed specifically for the Mini Cooper models R50 and R53 produced between 2002 and 2008. It serves as a vital component in the vehicle's cooling system, helping to maintain optimal engine temperature and prevent overheating.</p> <p>Features: - Direct fit for Mini Cooper R50 and R53 - Durable construction for long-lasting performance - Helps maintain proper coolant levels - Essential for effective engine cooling - Easy installation with no modifications required</p> <p>Part Number: 603-331</p>