<p><strong>Usage method:</strong></p><p><strong>Valve Spring Compressor:</strong>Make Servicing compatible with Camshaft, Valve Seal, Valve Spring and Retainer painless.</p><p><strong>Cam Phaser Locking Tool:</strong>Make easy camshaft or cam phaser changes on your vehicle without losing chain tension and without removing the timing cover.</p><p><strong>Crankshaft Positioning Tool:</strong>Exclusively designed to align the crankshaft at Top Dead Center (TDC) for ford 1993-newer 4.2L and 4.6L 2-valve engines;for ford 1993-newer 4.6L 4-valve engines;for ford 1993-newer 5.4L and 6.8L V8 engines.These engines are not Free Wheeling engines meaning that if the crankshaft is rotated during timing hain installation (Jumped Timing), it can cause significant damage to the Pistons and Valves if the cylinder heads are not removed.</p><p><strong>Timing Chain Locking Wedge Tool:</strong>When doing camshaft/phraser work, push down on this tool and wiggle to set it as deep as possible, then pull up a little (the chain will come up with the tool), and you then have extra wiggle room for removing phasers.</p><p><strong>Crankshaft Positioning Tool:</strong></p><p>fit for ford 1993-newer 4.2L and 4.6L 2-valve engines;</p><p>fit for ford 1993-newer 4.6L 4-valve engines;</p><p>fit for ford 1993-newer 5.4L and 6.8L V8 engines.</p><p><strong>Cam Phaser Locking Tool:</strong></p><p>Fit for Rotunda 5.4L 4.6L 3V;</p><p>Fit for Expedition 5.4L 3V 2005-2011;</p><p>Fit for Explorer 4.6L 3V 2006-2010;</p><p>Fit for F-150 5.4L 3V 2004-2010;</p><p>Fit for F-250/350/450/550 5.4L 3V 2005-2009;</p><p>Fit for Mark LT 5.4L 3V 2006-2008;</p><p>Fit for Mountaineer 4.6L 3V 2006-2010.</p><p><strong>Timing Chain Locking Wedge Tool:</strong></p><p>Fit for Lincoln Mercury 2005-2014 vehicles with 5.4L and 4.6L 3V engines;</p><p>Navigator, Mustang, F-150, Super Duty, F-250, F-350, F-450, F-550, Explorer, Mountaineer, Sport Trac, Expedition.</p>