Castrol React SRF Racing is a high-performance brake fluid suitable for competitive motorsports where extreme braking conditions are encountered. It is an exclusive product of Castrol and is patented in many countries. Castrol React SRF Racing meets the American standards FMVSS 116 DOT 3 and DOT 4, ISO 4925 Class 4, JASO JIS K2233 Class 4, and the current SAE J1703 specifications.

Application

Castrol React SRF Racing has an exceptionally high dry boiling point, typically 325°C, making it ideal for use in harsh braking conditions such as racing or rallying. It has a very high vapor lock point, which is the most significant performance measure at high temperatures under normal braking conditions.