Incl. New Production Tensioner Arms Incl. New Production GT4 Secondary Chain Tensioner Guides Incl. Primary Timing Chains 10 Percent Stronger Than Production 5.0L Incl. New Production Steel Boss 302 Timing Chain Tensioners Incl. GT350R Low-Leak Intake Cam Phasers And Hardware Incl. GT350R Low-Leak Exhaust Cam Phasers And Hardware Incl. New Production Steel Crankshaft Sprocket Incl. New Production Dowel Pin And Fasteners