2007 Ford F-350 Super Duty 5.4L Triton V8 A/T RWD XL Cab & Chassis Timing. Chain - 7U3Z6A257A

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2007 Ford F-350 Super Duty 5.4L Triton V8 A/T RWD XL Cab & Chassis

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Timing. Chain.

Part Number: 7U3Z6A257A
Supersession(s): 7U3Z-6A257-A

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Auxiliary To Cam. Cassette. Engine Timing Chain. Guide for the Timing Chain. To 12/04/06. Camshaft Gear. Cassette - CH. Engine Guide.

Engine Timing ChainEngine Timing Chain Guide

Fits Explorer, Explorer Sport, Explorer Sport Trac, Mustang, Ranger

Explorer Sport Trac; Cassette Assy; Left; To 8/7/06. Explorer, Mountaineer; Cassette Assy; Left. Explorer, Mountaineer; Rear. Mustang; Cassette Assembly; Left; To 12/4/06. Ranger; Cassette Assy.; Rear.
Timing Chain - Repair or Replace
Your engine's timing chain can stretch over time resulting in a check engine light that comes along with excessive noise from your engine's timing cover. If the chain has broken, which is a rare occurrence, the engine will not start. If your 2007 Ford F-350 Super Duty has high mileage along with any of these other symptoms, contact our service department for expert diagnosis.

CAMSHAFT & TIMING. CRANKSHAFT & BEARINGS. CYLINDER HEAD & VALVES. LUBRICATION. MOUNTS. PISTONS. RINGS & BEARINGS.

Full Diagram

#18

BALANCE SHAFTS. OIL COOLER. OIL PAN. OIL PUMP. Explorer. Mountaineer; 2WD. Mountaineer; 4WD. Mountaineer; Cassette Assy; Left. Mountaineer; Cassette Assy; Right. Mountaineer; Crank To Balance Shaft. Mountaineer; Crank To Jackshaft. Mountaineer; From 3/1/02. Mountaineer; From 3/1/04. Mountaineer; Grade 2. Mountaineer; Grade 3. Mountaineer; Inner. Mountaineer; Left; All. Mountaineer; Left; w/Flex Fuel. Mountaineer; Left; w/o Flex Fuel. Mountaineer; Lower. Mountaineer; Outer; 2WD. Mountaineer; Outer; 4WD. Mountaineer; Right; All. Mountaineer; Right; From 3/1/04. Mountaineer; Right; To 3/1/04. Mountaineer; Right; w/Flex Fuel.

Explorer. Mountaineer; Cassette Assy; Left.

CAMSHAFT & TIMING. CRANKSHAFT & BEARINGS. CYLINDER HEAD & VALVES. LUBRICATION. MOUNTS. PISTONS. RINGS & BEARINGS.

Full Diagram

#18

Balance shafts. Oil pan. Oil pump. Explorer Sport Trac; .010/.25MM. Explorer Sport Trac; .020/.50MM O/S. Explorer Sport Trac; .25 O/S. Explorer Sport Trac; 2WD. Explorer Sport Trac; 4WD. Explorer Sport Trac; Camshaft Gear To Jackshaft. Explorer Sport Trac; Cassette Assy; Left; From 8/7/06. Explorer Sport Trac; Cassette Assy; Left; To 8/7/06. Explorer Sport Trac; Cassette Assy; Right. Explorer Sport Trac; Crank To Balance Shaft. Explorer Sport Trac; Crank To Jackshaft. Explorer Sport Trac; From 10/30/06. Explorer Sport Trac; Inner. Explorer Sport Trac; Large Jackshaft Gear. Explorer Sport Trac; Left; From 7/31/06 To 8/7/06. Explorer Sport Trac; Left; From 8/7/06. Explorer Sport Trac; Left; To 7/31/06. Explorer Sport Trac; Left; w/o Valves; From 10/30/07. Explorer Sport Trac; Left; w/o Valves; To 10/30/06. Explorer Sport Trac; Left; w/Valves; From 10/30/06. Explorer Sport Trac; Left; w/Valves; To 10/30/06. Explorer Sport Trac; Lower. Explorer Sport Trac; Outer.

Explorer Sport Trac; Cassette Assy; Left; To 8/7/06.

CAMSHAFT & TIMING. CRANKSHAFT & BEARINGS. CYLINDER HEAD & VALVES. LUBRICATION. MOUNTS. PISTONS. RINGS & BEARINGS.

Full Diagram

#18

BALANCE SHAFTS. OIL PAN. OIL PUMP. Mustang; .010"/.25mm U/S. Mustang; Auto Trans. Mustang; Cassette Assembly; Left; From 12/4/06. Mustang; Cassette Assembly; Left; To 12/4/06. Mustang; Cassette Assembly; Right. Mustang; From 12/3/07. Mustang; From 12/4/06. Mustang; Left. Mustang; Lower. Mustang; Manual Trans; Inner. Mustang; Manual Trans; Outer. Mustang; Right. Mustang; Standard. Mustang; To 12/3/07. Mustang; To 12/4/06. Mustang; Upper. Mustang; w/o Valves; Left. Mustang; w/o Valves; Right. Mustang; w/Valves; Left; From 12/4/06. Mustang; w/Valves; Left; To 12/4/07. Mustang; w/Valves; Right; From 12/4/06. Mustang; w/Valves; Right; To 12/4/06.

Mustang; Cassette Assembly; Left; To 12/4/06.

CAMSHAFT & TIMING. CRANKSHAFT & BEARINGS. CYLINDER HEAD & VALVES. LUBRICATION. MOUNTS. PISTONS. RINGS & BEARINGS.

Full Diagram

#20

BALANCE SHAFTS. OIL PAN. OIL PUMP. Ranger; 2WD; Left Side. Ranger; 2WD; Right Side. Ranger; 4WD; Left Side. Ranger; 4WD; Right Side. Ranger; All. Ranger; Cassette Assy.; Front. Ranger; Cassette Assy.; Rear. Ranger; Crank To Balance Shaft. Ranger; From 10/30/06. Ranger; Front; Crank To Balance Shaft. Ranger; Front; Crank To Jackshaft. Ranger; Inner. Ranger; Left Bank. Ranger; Lower. Ranger; Outer; 2WD. Ranger; Outer; 4WD. Ranger; Right Bank. Ranger; To 10/30/06. Ranger; Upper. Ranger; w/o Valves; Left; From 10/30/06. Ranger; w/o Valves; Left; To 10/30/06. Ranger; w/o Valves; Right; From 10/30/07. Ranger; w/o Valves; Right; To 10/30/07.

Ranger; Cassette Assy.; Rear.

CAMSHAFT & TIMING. CRANKSHAFT & BEARINGS. CYLINDER HEAD & VALVES. LUBRICATION. MOUNTS. PISTONS. RINGS & BEARINGS.

Full Diagram

#20

BALANCE SHAFTS. OIL PAN. OIL PUMP. Mountaineer; 2WD. Mountaineer; 4WD. Mountaineer; Crank To Balance Shaft. Mountaineer; Crank To Jackshaft. Mountaineer; Front; Crank To Balance Shaft. Mountaineer; Front; Crank To Jackshaft. Mountaineer; Front; Jackshaft To Cam. Mountaineer; Inner. Mountaineer; Jackshaft To Cam. Mountaineer; Left Bank; w/o Sport. Mountaineer; Left Bank; w/Sport. Mountaineer; Left; w/o Sport. Mountaineer; Left; w/Sport. Mountaineer; Lower; w/o Sport. Mountaineer; Lower; w/Sport. Mountaineer; Outer; 2WD. Mountaineer; Outer; 4WD. Mountaineer; Outer; w/o Sport. Mountaineer; Outer; w/Sport. Mountaineer; Rear. Mountaineer; Right Bank; w/o Sport. Mountaineer; Right Bank; w/Sport. Mountaineer; Right; w/o Sport.

Explorer. Mountaineer; Rear.