How to Service and Repair a Timing Chain Tensioner for LH on Ford Mustang?

A timing chain tensioner allows easy access by simply unscrewing the battery ground cable and unscrewing the engine coolant temperature sensor. Install the LH hydraulic chain tensioner and push it to 44 Nm (32 ft. lbs. ) and apply clean engine oil to the new O-ring seal. Undo the process of removal so as to install.

How to Service and Repair a Timing Chain Tensioner for RH on Ford Mustang?

In order to service the timing chain tensioner, remove the RH hydraulic chain tensioner. Install new tensioner, and tighten to 44 Nm (32 ft. lbs. ). Clean engine oil should be used to lubricate a new O-ring seal before fitting and the old seal should be thrown away. Lastly, undo the step of removing to complete the installation.

OEM Ford Mustang Timing Chain Tensioner

Engine Timing Chain Tensioner

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27 Timing Chain Tensioners found

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Ford Mustang Tensioner, Driver Side Part Number: F7LZ-6K254-BA
$87.16 MSRP: $126.87
You Save: $39.71 (32%)
ADD TO CART
Product Specifications
- Other Name: Tensioner - Timing Belt; Timing Belt Tensioner; Timing Belt Kit
- Position: Driver Side
- Replaces: F5LY-6K254-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2007-2014, 2003-2004, 2001, 1996-1999 Ford Mustang | Mach 1, Shelby GT500, Shelby GT500KR, SVT Cobra, SVT Cobra 10th Anniversary | 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L GAS, 8 Cyl 5.8 L GAS
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Ford Mustang Tensioner Part Number: BR3Z-6L266-F
$30.93 MSRP: $43.87
You Save: $12.94 (30%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Tensioner - Timing Chain; Timing Belt Tensioner; Timing Belt Kit
- Replaces: BR3Z-6L266-D
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2012-2014 Ford Mustang | GT | 8 Cyl 5.0 L GAS
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Ford Mustang Tensioner Part Number: JL3Z-6L266-A
$42.29 MSRP: $60.50
You Save: $18.21 (31%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Tensioner - Timing Chain; Timing Belt Tensioner; Timing Belt Kit
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2015-2017 Ford Mustang | V6 | 6 Cyl 3.7 L GAS
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Ford Mustang Tensioner, Driver Side Part Number: CJ5Z-6K254-A
$11.66 MSRP: $16.54
You Save: $4.88 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Engine Oil Pump Chain Tensioner; Engine Timing Chain 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:
- 2015-2023 Ford Mustang | EcoBoost, EcoBoost Premium | 4 Cyl 2.3 L GAS
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Ford Mustang Chain Guide Part Number: BL3Z-6K255-A
$30.93 MSRP: $38.25
You Save: $7.32 (20%)
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Product Specifications
- Other Name: Arm - Timing Chain Tensioner; Timing Chain Guide; Tensioner Arm; Guide
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2015-2017 Ford Mustang | V6 | 6 Cyl 3.7 L GAS
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Ford Mustang Tensioner Arm Part Number: CR3Z-6K255-A
$23.55 MSRP: $34.28
You Save: $10.73 (32%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Arm - Timing Chain Tensioner; Guide
- Replaces: BR3Z-6K255-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2015-2022 Ford Mustang | Shelby GT350, Shelby GT350R, Shelby GT500 | 8 Cyl 5.2 L GAS
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Ford Mustang Tensioner Part Number: GB5Z-6K254-A
$31.61 MSRP: $44.83
You Save: $13.22 (30%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Tensioner - Timing Belt; Engine Timing Chain Tensioner; Timing Belt Tensioner; Timing Belt Kit
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2015-2023 Ford Mustang | EcoBoost, EcoBoost Premium | 4 Cyl 2.3 L GAS
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Ford Mustang 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:
- 1996-2004 Ford Mustang | GT, GT Bullitt, Mach 1, SVT Cobra, SVT Cobra 10th Anniversary | 8 Cyl 4.6 L GAS
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Ford Mustang 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:
- 1996-2004 Ford Mustang | GT, GT Bullitt, Mach 1, SVT Cobra, SVT Cobra 10th Anniversary | 8 Cyl 4.6 L GAS
View related parts
Ford Mustang Tensioner Part Number: CR3Z-6L266-A
$78.34 MSRP: $114.03
You Save: $35.69 (32%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Tensioner - Timing Chain; Timing Belt Tensioner; Timing Belt Kit
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2012-2013 Ford Mustang | Boss 302, GT | 8 Cyl 5.0 L GAS
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Ford Mustang Chain Tensioner Part Number: GR3Z-6L266-A
$90.18 MSRP: $131.27
You Save: $41.09 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Tensioner - Timing Chain; Timing Chain Tensioner; Tensioner
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2018-2022 Ford Mustang | Shelby GT350, Shelby GT350R, Shelby GT500 | 8 Cyl 5.2 L GAS
View related parts
Ford Mustang Tensioner, Passenger Side Part Number: F7LZ-6K254-AA
$88.92 MSRP: $129.43
You Save: $40.51 (32%)
Product Specifications
- Other Name: Tensioner - Timing Belt; Timing Belt Tensioner; Timing Belt Kit
- Position: Passenger Side
- Replaces: F5LY-6K254-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2007-2014, 2003-2004, 2001, 1997-1999 Ford Mustang | Mach 1, Shelby GT500, Shelby GT500KR, SVT Cobra, SVT Cobra 10th Anniversary | 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L GAS, 8 Cyl 5.8 L GAS
View related parts
Ford Mustang Tensioner Part Number: 6L2Z-6K254-A
$47.93 MSRP: $68.57
You Save: $20.64 (31%)
Product Specifications
- Other Name: Tensioner - Timing Belt; Timing Belt Tensioner; Timing Belt Kit
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2010 Ford Mustang | Base | 6 Cyl 4.0 L GAS
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Ford Mustang Tensioner Part Number: AT4Z-6L266-A
Product Specifications
- Other Name: Tensioner - Timing Chain; Timing Belt Tensioner; Timing Belt Kit
- Manufacturer Note: CAST IRON
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2011-2014 Ford Mustang | Base | 6 Cyl 3.7 L GAS
View related parts
Ford Mustang Tensioner Part Number: BR3Z-6K254-B
Product Specifications
- Other Name: Tensioner - Timing Belt; Timing Belt Tensioner; Timing Belt Kit
- Replaces: BR3Z-6K254-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2022 Ford Mustang | Shelby GT500 | 8 Cyl 5.2 L GAS
View related parts
Ford Mustang Ring Gear Part Number: D4FZ-6K254-A
Product Specifications
- Other Name: Tensioner - Timing Belt; Engine Timing Belt Tensioner; Timing Belt Kit.; Intermediate Bearing; Tensioner
- Manufacturer Note: OHC
- Replaced by: F57Z-6K254-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1984-1993 Ford Mustang | GT, GT-350 20th Anniversary, L, LX, SVO | 4 Cyl 2.3 L GAS
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Ford Mustang Tensioner Part Number: 7R3Z-6L266-AA
$108.44 MSRP: $157.85
You Save: $49.41 (32%)
Product Specifications
- Other Name: Tensioner - Timing Chain; Timing Belt Tensioner; Timing Belt Kit
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2007-2014 Ford Mustang | Shelby GT500, Shelby GT500KR | 8 Cyl 5.4 L GAS, 8 Cyl 5.8 L GAS
View related parts
Ford Mustang Tensioner Arm Part Number: JL3Z-6K255-A
$27.27 MSRP: $38.68
You Save: $11.41 (30%)
Product Specifications
- Other Name: Arm - Timing Chain Tensioner
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2018-2023 Ford Mustang | Bullitt, GT, GT Premium, Mach 1 | 8 Cyl 5.0 L GAS
View related parts
Ford Mustang Tensioner Part Number: 6L2Z-6K254-B
$70.03 MSRP: $101.93
You Save: $31.90 (32%)
Product Specifications
- Other Name: Tensioner - Timing Belt; Timing Belt Tensioner; Timing Belt Kit
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2010 Ford Mustang | Base | 6 Cyl 4.0 L GAS
View related parts
Ford Mustang Tensioner Arm Part Number: AT4Z-6K255-A
Product Specifications
- Other Name: Arm - Timing Chain Tensioner
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2011-2014 Ford Mustang | Base | 6 Cyl 3.7 L GAS

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Ford Mustang Timing Chain Tensioner

Welcome to our website where you can discover high-quality, genuine Ford Mustang Timing Chain Tensioner. We offer an extensive inventory of OEM Ford Mustang Timing Chain Tensioner at affordable prices. We are committed to providing top-rated customer service along with prompt delivery.

Ford Mustang Timing Chain Tensioner Parts and Q&A

Tensioner, Lower
1L2Z-6L266-AA
Q: How to Service and Repair a Timing Chain Tensioner for LH on Ford Mustang?
A: A timing chain tensioner allows easy access by simply unscrewing the battery ground cable and unscrewing the engine Coolant Temperature Sensor. Install the LH hydraulic chain tensioner and push it to 44 Nm (32 ft. lbs. ) and apply clean engine oil to the new O-ring seal. Undo the process of removal so as to install.
Tensioner, Passenger Side
1L3Z-6L266-AA
Q: How to Service and Repair a Timing Chain Tensioner for RH on Ford Mustang?
A: In order to service the timing chain tensioner, remove the RH hydraulic chain tensioner. Install new tensioner, and tighten to 44 Nm (32 ft. lbs. ). Clean engine oil should be used to lubricate a new O-ring seal before fitting and the old seal should be thrown away. Lastly, undo the step of removing to complete the installation.