TSP 6.2L LT1 "EL-C7" Quickest N/A CamshaftThis is the "EL C7" camshaft that powers the quickest naturally aspirated C7 6. 2L LT1 Corvette in the country! Cam Specs: 23x 24x, . 645" . 635", 113 LSA The gen 5 LT1 engine utilizes Variable Valve Timing (VVT) controlled via a cam phaser. A cam phaser is a computer controlled cam gear that automatically optimizes camshaft timing based on the current engine RPM. While this technology provides tremendous efficiency benefits, it presents a challenge