How to service and repair the timing chain tensioner on Mercury Grand Marquis?

As a precaution to service the timing chain tensioner, make sure the engine is not free-wheeling and disengage the fire suppression system. Undo the engine cover, ignition coils and spark plugs. Install the Valve Spring Compressor, take away the camshaft followers and timing parts. Install the reverse order making sure that there is the correct torque and placement.

OEM Mercury Grand Marquis Timing Chain Tensioner

Engine Timing Chain Tensioner

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6 Timing Chain Tensioners found

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Mercury Grand Marquis Tensioner, Passenger Side Part Number: 1L3Z-6L266-AA
$47.29 MSRP: $58.48
You Save: $11.19 (20%)
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Product Specifications
- Other Name: Tensioner - Timing Chain; Balance Shaft Tensioner; Timing Belt Tensioner; Timing Belt Kit; Belt Tensioner
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2002-2011 Mercury Grand Marquis | GS, GSL, Limited Edition, LS, LSE, Ultimate Edition | 8 Cyl 4.6 L FLEX, 8 Cyl 4.6 L GAS
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Mercury Grand Marquis Tensioner, Driver Side Part Number: XL1Z-6L266-AA
$42.66 MSRP: $61.03
You Save: $18.37 (31%)
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Product Specifications
- Other Name: Tensioner - Timing Chain; Balance Shaft Tensioner; Timing Belt Tensioner; Timing Belt Kit; Belt Tensioner
- Position: Driver Side
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2007-2011 Mercury Grand Marquis | GS, LS | 8 Cyl 4.6 L FLEX, 8 Cyl 4.6 L GAS
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Mercury Grand Marquis Tensioner, Passenger Side Part Number: F6AZ-6L266-DA
$50.27 MSRP: $71.92
You Save: $21.65 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Tensioner - Timing Chain; Timing Belt Tensioner; Timing Belt Kit
- Position: Passenger Side
- Replaces: F6AZ-6L266-BA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1996-2001, 1992 Mercury Grand Marquis | GS, LS | 8 Cyl 4.6 L GAS
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Mercury Grand Marquis Tensioner, Driver Side Part Number: F6AZ-6L266-CA
$49.43 MSRP: $70.72
You Save: $21.29 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Tensioner - Timing Chain; Timing Belt Tensioner; Timing Belt Kit
- Position: Driver Side
- Replaces: F6AZ-6L266-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1996-2006 Mercury Grand Marquis | GS, GSL, Limited Edition, LS, LSE, Ultimate Edition | 8 Cyl 4.6 L FLEX, 8 Cyl 4.6 L GAS
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Mercury Grand Marquis Tensioner, Passenger Side Part Number: F5AZ-6L266-BA
Product Specifications
- Other Name: Tensioner - Timing Chain; Timing Belt Tensioner; Timing Belt Kit
- Manufacturer Note: RH -Must be used with F5AZ-6L266-AA & F5AZ-6C275-AA for past model service.
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1993-1995 Mercury Grand Marquis | GS, LS | 8 Cyl 4.6 L GAS
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Mercury Grand Marquis Tensioner Part Number: F1AZ-6L266-A
Product Specifications
- Other Name: Tensioner - Timing Chain; Timing Belt Tensioner; Timing Belt Kit
- Manufacturer Note: BEFORE 4/17/91
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1992 Mercury Grand Marquis | GS, LS | 8 Cyl 4.6 L GAS

Mercury Grand Marquis Timing Chain Tensioner

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Mercury Grand Marquis Timing Chain Tensioner Parts and Q&A

Tensioner, Passenger Side
1L3Z-6L266-AA
Q: How to service and repair the timing chain tensioner on Mercury Grand Marquis?
A: As a precaution to service the Timing Chain tensioner, make sure the engine is not free-wheeling and disengage the fire suppression system. Undo the engine cover, Ignition Coils and Spark Plugs. Install the Valve Spring Compressor, take away the Camshaft followers and timing parts. Install the reverse order making sure that there is the correct torque and placement.