Brian Crower Mitsubishi 4B11T Evolution X Single Spring & Titanium - BC0130

About Product About the Brand Vehicle Fitment Product Videos Brian Crower Mitsubishi 4B11T Evolution X Single Spring & Titanium Retainer KitBrian Crower Mitsubishi 4B11T Evolution X Single Spring & Titanium Retainer Kit Whether its for a full rebuild or some standard maintenance, the proper engine components are needed to make sure your vehicle is running smooth. Upgrading your valve springs and retainers is the best way to help your car rev higher. If you are looking to increase the horsepower of your engine, your may have considered rebuilding the head. When rebuilding your engine's head, we recommend upgrading your valves, and springs. This will increase airflow and the RPM of your engine. About Brian Crower Brian Crower, Inc. was created to fill the need for high quality, high performance, late model internal engine components, in stock, at very affordable prices. Stroker kits for all popular Sport Compact applications and camshafts and valve train to match. Complet