ZYN3358 Features: * Tool for ford * These engines are not free-wheeling , and if an engine has ""jumped time,"" it is possible the cylinder heads have to be removed because of damage to the valves or pistons * Easily installs over the crankshaft and engine front cover alignment dowel to position the crankshaft at top-dead-center - the correct position for timing chain installation * OTC recommends the OTC6024 can be used with OTC6009 and OTC6020 (but it is not required) Specifications: * Designed for use on Ford 1993-2004 4.2L 2 valve, 4.6L 4-valve, 5.4L V8, and 6.8L V10 engines when installing timing chains Dimensions: * Dimensions: 2.50"" H x 4.25"" W x 7.75"" D