Brian Cower was created to meet the demand for high-quality engine components at an affordable price. The stroker kits fit all popular Sport Compact applications as well as the matching camshafts and valve camshafts. Complete packages designed to work together to provide more power and torque, as well as greater reliability. Adjustable timing pulleys are designed for the following car models: -Nissan SR20DE (T) They are made of aluminum T6. Weight 1.7500 Complete pulley set.