Use with Laser Tools EcoBoost engine timing tool set – Ford 1.0 GTDi – Part No.6952. The6291 kit has been specifically designed for the Ford 1.0L 3 cylinder EcoBoost engines. This special tool set is used in conjunction with Part No.6952 to assemble the Variable Camshaft Timing (VCT) units on the camshafts in their TDC position.