How to service and repair the hydraulic timing chain tensioner on the right-hand side on Ford Explorer?

To service the hydraulic timing chain tensioner on the right side, start by removing the components as shown in the provided illustration and table. For reinstallation, follow the removal steps in reverse to ensure correct assembly.

How to Ensure Proper Functioning of the RH Timing Chain Tensioner on a Ford Mustang?

Removing the RH hydraulic tensioner is required to service the timing chain. Fit the new tensioner, which should be tightened to 44 Nm (32 lb-ft). Coat the new O-ring seal with clean engine oil and dispose the old one. Installation can be done by going through the steps of removal in the reverse.

OEM Ford Timing Chain Tensioner

Engine Timing Chain Tensioner

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70 Timing Chain Tensioners found

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Ford Tensioner, Driver Side Part Number: F7LZ-6K254-BA
$87.16 MSRP: $126.87
You Save: $39.71 (32%)
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Product Specifications
- Other Name: Tensioner - Timing Belt; Timing Belt Tensioner; Timing Belt Kit
- Position: Driver Side
- Replaces: F5LY-6K254-B
Fits the following Ford Models:
- Mustang | 2007-2014, 2003-2004, 2001, 1996-1999 | 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 Tensioner, Passenger Side Part Number: AL3Z-6L266-A
$47.38 MSRP: $70.95
You Save: $23.57 (34%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Tensioner - Timing Chain; Timing Belt Tensioner; Timing Belt Kit
- Position: Passenger Side
Fits the following Ford Models:
- E-350 Super Duty | 2017-2019 | Base | 8 Cyl 6.2 L FLEX
- F-150 | 2011-2014 | FX2, FX4, Harley-Davidson Edition, Lariat, Lariat Limited, Platinum, SVT Raptor, XLT | 8 Cyl 6.2 L GAS
- F-250 Super Duty | 2011-2022 | King Ranch, Lariat, Platinum, XL, XLT | 8 Cyl 6.2 L FLEX
- F-350 Super Duty | 2011-2022 | King Ranch, Lariat, Platinum, XL, XLT | 8 Cyl 6.2 L FLEX
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Ford Chain Guide Part Number: 1S7Z-6K254-CA
$15.49 MSRP: $22.55
You Save: $7.06 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Tensioner; Engine Timing Chain Tensioner; Timing Belt Tensioner
- Replaces: 1S7Z-6K254-BA
Fits the following Ford Models:
- Escape | 2005-2006 | Hybrid, XLS, XLT, XLT No Boundaries | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.3 L GAS
- Focus | 2005-2011 | S, SE, SEL, SES, ZX3, ZX4, ZX5, ZXW | 4 Cyl 2.0 L GAS
- Ranger | 2001-2011 | Sport, STX, XL, XLT | 4 Cyl 2.3 L GAS
- Transit Connect | 2010-2013 | XL, XLT, XLT Premium | 4 Cyl 2.0 L GAS
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Ford Tensioner Guide Part Number: 6M8Z-6K255-A
$27.96 MSRP: $40.70
You Save: $12.74 (32%)
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Product Specifications
- Other Name: Arm - Timing Chain Tensioner; Engine Timing Chain Tensioner; Timing Chain Guide; Tensioner Arm; Guide
- Manufacturer Note: Used With 38 Tooth Upper Gear
- Replaces: 1L5Z-6K255-AA
Fits the following Ford Models:
- Escape | 2007-2023 | Hybrid, Limited, Limited Hybrid, Platinum Hybrid, Plug-In Hybrid, S, SE, SE Hybrid, SE Plug-In Hybrid, SE Sport Hybrid, SEL Hybrid, SEL Plug-In Hybrid, ST-Line Elite Hybrid, ST-Line Hybrid, ST-Line Select Hybrid, Titanium Hybrid, Titanium Plug-In Hybrid, XLS, XLT | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.5 L GAS, 4 Cyl 2.5 L PLUG-IN HYBRID EV-GAS (PHEV)
- Fusion | 2007-2020 | Hybrid, S, SE, SEL | 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.5 L GAS
- Maverick | 2022-2023 | Lariat, XL, XLT | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV)
- Ranger | 2001-2011 | Sport, STX, XL, XLT | 4 Cyl 2.3 L GAS
- Transit Connect | 2014-2022 | Titanium, XL, XLT | 4 Cyl 2.5 L CNG, 4 Cyl 2.5 L GAS, 4 Cyl 2.5 L LPG
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Ford Tensioner Arm Part Number: CR3Z-6K255-A
$23.55 MSRP: $34.28
You Save: $10.73 (32%)
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Product Specifications
- Other Name: Arm - Timing Chain Tensioner; Guide
- Replaces: BR3Z-6K255-A
Fits the following Ford Models:
- F-150 | 2023 | Raptor R | 8 Cyl 5.2 L GAS
- Mustang | 2015-2022 | Shelby GT350, Shelby GT350R, Shelby GT500 | 8 Cyl 5.2 L GAS
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Ford Tensioner Part Number: BR3Z-6L266-F
$30.93 MSRP: $43.87
You Save: $12.94 (30%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Tensioner - Timing Chain; Timing Belt Tensioner; Timing Belt Kit
- Replaces: BR3Z-6L266-D
Fits the following Ford Models:
- F-150 | 2011-2014 | FX2, FX4, King Ranch, Lariat, Platinum, STX, XL, XLT | 8 Cyl 5.0 L FLEX
- Mustang | 2012-2014 | GT | 8 Cyl 5.0 L GAS
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Ford Tensioner Part Number: 7T4Z-6K254-B
$50.14 MSRP: $71.73
You Save: $21.59 (31%)
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Product Specifications
- Other Name: Tensioner - Timing Belt; Timing Belt Tensioner; Timing Belt Kit
- Manufacturer Note: Primary
- Replaces: 7T4Z-6K254-CA
Fits the following Ford Models:
- Edge | 2007-2010 | Limited, SE, SEL, SEL Plus, Sport | 6 Cyl 3.5 L GAS
- Flex | 2009-2010 | Limited, SE, SEL | 6 Cyl 3.5 L GAS
- Fusion | 2010 | Sport | 6 Cyl 3.5 L GAS
- Taurus | 2008-2010 | Limited, SE, SEL, SHO | 6 Cyl 3.5 L GAS
- Taurus X | 2008-2009 | Eddie Bauer, Limited, SEL | 6 Cyl 3.5 L GAS
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Ford Tensioner, Passenger Side Part Number: FT4Z-6L266-B
$56.80 MSRP: $82.68
You Save: $25.88 (32%)
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Product Specifications
- Other Name: Tensioner - Timing Chain; Engine Timing Chain Tensioner, Right; Timing Belt Tensioner; Timing Belt Kit
- Manufacturer Note: (RH)
- Position: Passenger Side
Fits the following Ford Models:
- Bronco | 2021-2023 | Badlands, Base, Big Bend, Black Diamond, First Edition, Heritage Limited Edition, Outer Banks, Raptor, Wildtrak | 6 Cyl 2.7 L GAS, 6 Cyl 3.0 L GAS
- Edge | 2015-2023 | Sport, ST | 6 Cyl 2.7 L GAS
- Explorer | 2020-2023 | King Ranch, Platinum, ST | 6 Cyl 3.0 L GAS
- F-150 | 2015-2023 | Lariat, XL, XLT | 6 Cyl 2.7 L GAS
- Fusion | 2017-2019 | Sport | 6 Cyl 2.7 L GAS
- Police Interceptor Utility | 2020-2023 | Base | 6 Cyl 3.0 L GAS
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Ford Tensioner Arm Part Number: CP9Z-6K255-A
$25.32 MSRP: $36.85
You Save: $11.53 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Arm - Timing Chain Tensioner; Timing Chain Guide
Fits the following Ford Models:
- EcoSport | 2018-2022 | S, SE, SES, Titanium | 4 Cyl 2.0 L GAS
- Focus | 2012-2018 | S, SE, SEL, Titanium | 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS
- Transit Connect | 2019-2023 | Titanium, XL, XLT | 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS
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Ford Tensioner Arm Part Number: AL3Z-6K255-B
$22.42 MSRP: $32.63
You Save: $10.21 (32%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Arm - Timing Chain Tensioner; Timing Chain Guide; Guide
- Replaces: AL3Z-6K255-A
Fits the following Ford Models:
- E-350 Super Duty | 2017-2019 | Base | 8 Cyl 6.2 L FLEX
- F-150 | 2011-2014 | FX2, FX4, Harley-Davidson Edition, Lariat, Lariat Limited, Platinum, SVT Raptor, XLT | 8 Cyl 6.2 L GAS
- F-250 Super Duty | 2011-2022 | King Ranch, Lariat, Platinum, XL, XLT | 8 Cyl 6.2 L FLEX
- F-350 Super Duty | 2011-2022 | King Ranch, Lariat, Platinum, XL, XLT | 8 Cyl 6.2 L FLEX
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Ford Tensioner, Driver Side Part Number: AL3Z-6L266-B
$47.50 MSRP: $71.13
You Save: $23.63 (34%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Tensioner - Timing Chain; Timing Belt Tensioner; Timing Belt Kit
- Position: Driver Side
Fits the following Ford Models:
- E-350 Super Duty | 2017-2019 | Base | 8 Cyl 6.2 L FLEX
- F-150 | 2011-2014 | FX2, FX4, Harley-Davidson Edition, Lariat, Lariat Limited, Platinum, SVT Raptor, XLT | 8 Cyl 6.2 L GAS
- F-250 Super Duty | 2011-2022 | King Ranch, Lariat, Platinum, XL, XLT | 8 Cyl 6.2 L FLEX
- F-350 Super Duty | 2011-2022 | King Ranch, Lariat, Platinum, XL, XLT | 8 Cyl 6.2 L FLEX
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Ford Tensioner, Passenger Side Part Number: F6AZ-6L266-DA
$50.27 MSRP: $71.92
You Save: $21.65 (31%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Tensioner - Timing Chain; Timing Belt Tensioner; Timing Belt Kit
- Position: Passenger Side
- Replaces: F6AZ-6L266-BA
Fits the following Ford Models:
- Crown Victoria | 1996-2001, 1992 | Base, LX, Police Interceptor, S, Touring Sedan | 8 Cyl 4.6 L CNG, 8 Cyl 4.6 L GAS
- E-150 Econoline | 1997-1999 | Base, XL | 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L GAS
- E-150 Econoline Club Wagon | 1997-1999 | Chateau, Custom, XLT | 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L GAS
- E-250 Econoline | 1997-1999 | Base | 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
- E-350 Econoline | 1997-1998 | Base, XL | 10 Cyl 6.8 L GAS, 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
- E-350 Econoline Club Wagon | 1997-1999 | Chateau, Custom, XL HD, XLT, XLT HD | 10 Cyl 6.8 L GAS, 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
- E-350 Super Duty | 1999 | Base, XL | 10 Cyl 6.8 L GAS, 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
- Expedition | 1997-1999 | Eddie Bauer, XLT | 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L GAS
- F-150 | 1997-1999 | Base, Lariat, Lightning, XL, XLT | 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
- F-250 | 1997-1999 | Base | 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
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Ford Tensioner, Driver Side Part Number: FT4Z-6L266-A
$60.20 MSRP: $87.63
You Save: $27.43 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Tensioner - Timing Chain; Engine Timing Chain Tensioner, Left; Timing Belt Tensioner; Timing Belt Kit
- Manufacturer Note: (LH)
- Position: Driver Side
Fits the following Ford Models:
- Bronco | 2021-2023 | Badlands, Base, Big Bend, Black Diamond, First Edition, Heritage Limited Edition, Outer Banks, Raptor, Wildtrak | 6 Cyl 2.7 L GAS, 6 Cyl 3.0 L GAS
- Edge | 2015-2023 | Sport, ST | 6 Cyl 2.7 L GAS
- Explorer | 2020-2023 | King Ranch, Platinum, ST | 6 Cyl 3.0 L GAS
- F-150 | 2015-2023 | Lariat, XL, XLT | 6 Cyl 2.7 L GAS
- Fusion | 2017-2019 | Sport | 6 Cyl 2.7 L GAS
- Police Interceptor Utility | 2020-2023 | Base | 6 Cyl 3.0 L GAS
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Ford Tensioner Part Number: CR3Z-6L266-A
$78.34 MSRP: $114.03
You Save: $35.69 (32%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Tensioner - Timing Chain; Timing Belt Tensioner; Timing Belt Kit
Fits the following Ford Models:
- Mustang | 2012-2013 | Boss 302, GT | 8 Cyl 5.0 L GAS
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Ford Chain Tensioner Part Number: GR3Z-6L266-A
$90.18 MSRP: $131.27
You Save: $41.09 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Tensioner - Timing Chain; Timing Chain Tensioner; Tensioner
Fits the following Ford Models:
- F-150 | 2023 | Raptor R | 8 Cyl 5.2 L GAS
- Mustang | 2018-2022 | Shelby GT350, Shelby GT350R, Shelby GT500 | 8 Cyl 5.2 L GAS
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Ford Chain Tensioner Part Number: FT4Z-6K254-A
$19.90 MSRP: $28.97
You Save: $9.07 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Tensioner; Engine Oil Pump Chain Tensioner; Engine Timing Chain Tensioner; Inlet Tube
Fits the following Ford Models:
- Edge | 2015-2018 | Sport | 6 Cyl 2.7 L GAS
- F-150 | 2015-2017 | Lariat, XL, XLT | 6 Cyl 2.7 L GAS
- Fusion | 2017-2019 | Sport | 6 Cyl 2.7 L GAS
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Ford Tensioner Arm Part Number: ML3Z-6K255-A
$26.63 MSRP: $37.77
You Save: $11.14 (30%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Arm - Timing Chain Tensioner; Timing Chain Guide; Guide
Fits the following Ford Models:
- Expedition | 2022-2023 | King Ranch, Limited, Max King Ranch, Max Limited, Max Platinum, Max SSV, Max XL, Max XLT, Platinum, SSV, Timberline, XL, XL STX, XLT | 6 Cyl 3.5 L FLEX, 6 Cyl 3.5 L GAS
- F-150 | 2021-2023 | King Ranch, Lariat, Limited, Platinum, Police Responder, Raptor, SSV, Tremor, XL, XLT | 6 Cyl 3.5 L FULL HYBRID EV-GAS (FHEV), 6 Cyl 3.5 L GAS
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Ford Tensioner Part Number: 4R8Z-6L266-A
$58.19 MSRP: $84.70
You Save: $26.51 (32%)
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Product Specifications
- Other Name: Tensioner - Timing Chain; Timing Belt Tensioner; Timing Belt Kit
Fits the following Ford Models:
- F-150 | 2018-2021 | King Ranch, Lariat, Platinum, XL, XLT | 6 Cyl 3.0 L DIESEL
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Ford 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
Fits the following Ford Models:
- Mustang | 2007-2014, 2003-2004, 2001, 1997-1999 | 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 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
Fits the following Ford Models:
- Mustang | 2010 | Base | 6 Cyl 4.0 L GAS

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Ford Timing Chain Tensioner Parts and Q&A

Tensioner, Lower
1L2Z-6L266-AA
Q: How to service and repair the hydraulic timing chain tensioner on the right-hand side on Ford Explorer?
A: To service the hydraulic timing chain tensioner on the right side, start by removing the components as shown in the provided illustration and table. For reinstallation, follow the removal steps in reverse to ensure correct assembly.
Tensioner, Passenger Side
1L3Z-6L266-AA
Q: How to Ensure Proper Functioning of the RH Timing Chain Tensioner on a Ford Mustang?
A: Removing the RH hydraulic tensioner is required to service the timing chain. Fit the new tensioner, which should be tightened to 44 Nm (32 lb-ft). Coat the new O-ring seal with clean engine oil and dispose the old one. Installation can be done by going through the steps of removal in the reverse.