Crankshaft/Holding Positioning Tool Similar to 303-448

Often purchased with the 303-1039. Designed for use on Ford 1993-2012 4.2L, 4.6L 2-valve, 4.6L 4-valve, 5.4L V8, and 6.8L V10 engines when installing timing chains. 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. Designed for use on Ford 1993-2012 4.2L, 4.6L 2-valve, 4.6L 4-valve, 5.4L V8, and 6.8L V10 engines when installing timing chains. Also works on Ford 3V engines when a repair manual calls for 303-448 to be used. 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. Partial application list below.

• Engine — 5.4L (4V) : Navigator : 2004
• Engine — 4.6L : Navigator : 2004
• Engine — 5.4L : Navigator : 2004
• Engine System : Aviator : 2004
• Engine — 5.4L (4V) : Mustang : 2007
• Engine System : F-53 Motorhome : 2007
• Engine — 4.6L (2V) : Town Car : 2011
• Engine — 5.4L (3V) : Navigator : 2011
• Engine — 4.6L (2V) : Town Car : 2010
• Engine — 5.4L (3V) : Navigator : 2010
• Engine — 4.6L (2V) : Town Car : 2009
• Engine — 5.4L (3V) : Navigator : 2009
• Engine — 4.6L (2V) : Town Car : 2008
• Engine — 5.4L (3V) : Navigator : 2008
• Engine — 4.6L (2V) : Explorer : 2005
• Engine — 5.4L (3V) : Expedition : 2005
• Engine — 6.8L (2V) : Excursion : 2005
• Engine — 5.4L (2V) : Excursion : 2005
• Engine — 6.8L : E-Series : 2005
• Engine — 5.4L : E-Series : 2005
• Engine — 4.6L : E-Series : 2005
• Engine System : Crown Victoria : 2005
• Engine — Mach I 4.6L (4V) : Mustang : 2004
• Engine — 4.6L (4V) : Mustang : 2004
• Engine — 4.6L (2V) : Mustang : 2004
• Engine — 6.8L (3V) : F-250/350/450/550 Super Duty : 2009
• Engine — 5.4L (3V) : F-250/350/450/550 Super Duty : 2009
• Engine — 5.4L (3V) : F-150 : 2009
• Engine — 4.6L (2V) : F-150 : 2009
• Engine — 5.4L (3V) : Expedition : 2009
• Engine — 6.8L : E-Series : 2009
• Engine — 4.6L : E-Series : 2009
• Engine — 5.4L : E-Series : 2009
• Engine — 4.6L (2V) : Crown Victoria : 2009
• Engine — 5.4L (4V) : Mustang : 2008
• Engine — 6.8L (3V) : F-250/350/450/550 Super Duty : 2007
• Engine — 5.4L (3V) : F-250/350/450/550 Super Duty : 2007
• Engine — 5.4L (3V) : F-150 : 2007
• Engine — 4.6L (2V) : F-150 : 2007
• Engine — 5.4L (3V) : Expedition : 2007
• Engine — 6.8L : E-Series : 2007
• Engine — 5.4L : E-Series : 2007
• Engine — 4.6L : E-Series : 2007
• Engine System : GT : 2006
• Engine System : F-53 Motorhome : 2006
• Engine — 6.8L (3V) : F-250/350/450/550 Super Duty : 2006
• Engine — 5.4L (3V) : F-250/350/450/550 Super Duty : 2006
• Engine — 5.4L (3V) : F-150 : 2006
• Engine — 4.6L (2V) : F-150 : 2006
• Engine — 5.4L (3V) : Expedition : 2006
• Engine — 6.8L : E-Series : 2006
• Engine — 5.4L : E-Series : 2006
• Engine — 4.6L : E-Series : 2006
• Engine System : Crown Victoria : 2007
• Engine System : Crown Victoria : 2006
• Engine System : GT : 2005
• Engine — 6.8L (3V) : F-250/350/450/550 Super Duty : 2005
• Engine — 5.4L (3V) : F-250/350/450/550 Super Duty : 2005
• Engine — 5.4L (3V) : F-150 : 2005
• Engine — 4.6L (2V) : F-150 : 2005
• Engine System : F-53 Motorhome : 2004
• Engine — 6.8L : F-250/350/450/550 Super Duty : 2004
• Engine — 5.4L (2V) : F-250/350/450/550 Super Duty : 2004
• Engine — 5.4L (3V) : F-150 : 2004
• Engine — 4.6L (2V) : F-150 : 2004
• Engine — 4.6L (2V) : Explorer : 2004
• Engine — 5.4L (4V) : Expedition : 2004
• Engine — 4.6L : Expedition : 2004
• Engine — 5.4L : Expedition : 2004
• Engine — 6.8L : Excursion : 2004
• Engine — 5.4L (2V) : Excursion : 2004
• Engine — 6.8L : E-Series : 2004
• Engine — 5.4L : E-Series : 2004
• Engine — 4.6L : E-Series : 2004
• Engine — 4.6L (4V) : Crown Victoria : 2004
• Engine — 4.6L (2V) : Crown Victoria : 2004
• Engine — 4.6L (2V) : Grand Marquis : 2008
• Engine System : Grand Marquis : 2007
• Engine System : Grand Marquis : 2006
• Engine — 4.6L (2V) : Mountaineer : 2005
• Engine System : Grand Marquis : 2005
• Engine — 4.6L (2V) : Mountaineer : 2004
• Engine — 4.6L (4V) : Marauder : 2004
• Engine — 4.6L (2V) : Marauder : 2004
• Engine — 4.6L (4V) : Grand Marquis : 2004
• Engine — 4.6L (2V) : Grand Marquis : 2004
• Engine — 4.6L (2V) : Grand Marquis : 2011
• Engine — 4.6L (2V) : Grand Marquis : 2010
• Engine — 4.6L (2V) : Grand Marquis : 2009
• Engine - 5.4L (3V) : Expedition/Navigator : Ford Vehicles
• Engine - 6.8L : E-Series : Ford Vehicles
• Engine - 4.6L and 5.4L : E-Series : Ford Vehicles
• Engine - 6.8L (3V) : F-Super Duty 250-550 : Ford Vehicles
• Engine - 5.4L (3V) : F-Super Duty 250-550 : Ford Vehicles
• Engine - 5.4L (3V) : F-150 : Ford Vehicles
• Engine - 4.6L (2V) : F-150 : Ford Vehicles
• Engine - 5.4L (4V) : Mustang : Ford Vehicles
• Engine - 4.6L (2V) : Town Car : Ford Vehicles
• Engine - 4.6L (2V) : Crown Victoria/Grand Marquis : Ford Vehicles