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

The repair process for servicing the timing chain tensioner begins with removing parts according to the illustration and table that shows the right-hand side hydraulic chain tensioner. You should reverse the removal steps during installation to achieve correct reassembly.

How to service and repair the timing chain tensioner on Ford F-150?

The first step to service or repair the timing chain tensioner starts with taking out the timing cover due to removing both the bolt and the camshaft synchronizer drive gear. The timing marks should be aligned with their keyways before using a retaining pin to compress and install the timing chain tensioner. Start by removing the timing chain tensioner using all three bolts followed by separation of the camshaft sprocket and crankshaft sprocket together with their attached timing chain. Install the timing chain tensioner before securing its bolts. Turn the crankshaft until piston number one reaches its Top Dead Center placement when the key aligns with the 12 o'clock mark. Compression of the tensioner pad retracting mechanism followed by a retaining pin installation may become necessary. Find the bottom timing mark position on the camshaft sprocket before installing the timing chain/belt, camshaft sprocket and crankshaft sprocket with correct alignment of the timing marks and keyways. First install the camshaft synchronizer drive gear followed by the bolt then remove the pin when done before installing the timing cover.

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

The procedure for servicing the timing chain tensioner starts with removing the RH hydraulic chain tensioner. You should tighten the new tensioner to 44 Nm (32 lb-ft) during installation. Engine oil must become clean before using it to lubricate new O-ring seals during application and all old seals need disposal. The service process concludes with a reverse order of the removal procedures.

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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
$24.17 MSRP: $34.28
You Save: $10.11 (30%)
Ships in 1 Business Day
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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
$30.14 MSRP: $43.87
You Save: $13.73 (32%)
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%)
Ships in 1 Business Day
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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%)
Ships in 1-2 Business Days
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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
$48.03 MSRP: $71.92
You Save: $23.89 (34%)
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
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
ADD TO CART
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
ADD TO CART
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
ADD TO CART
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
ADD TO CART
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
$25.95 MSRP: $37.77
You Save: $11.82 (32%)
Ships in 1-2 Business Days
ADD TO CART
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%)
ADD TO CART
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
View related parts
Ford Tensioner
Part Number: 6L2Z-6K254-B
$70.03 MSRP: $101.93
You Save: $31.90 (32%)
Ships in 1-3 Business Days
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 Questions & Experts Answers

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: The repair process for servicing the timing chain tensioner begins with removing parts according to the illustration and table that shows the right-hand side hydraulic chain tensioner. You should reverse the removal steps during installation to achieve correct reassembly.
Tensioner, Passenger Side
1L3Z-6L266-AA
Q: How to service and repair the timing chain tensioner on Ford F-150?
A: The first step to service or repair the timing chain tensioner starts with taking out the timing cover due to removing both the bolt and the camshaft synchronizer drive gear. The timing marks should be aligned with their keyways before using a retaining pin to compress and install the timing chain tensioner. Start by removing the timing chain tensioner using all three bolts followed by separation of the camshaft sprocket and crankshaft sprocket together with their attached timing chain. Install the timing chain tensioner before securing its bolts. Turn the crankshaft until piston number one reaches its Top Dead Center placement when the key aligns with the 12 o'clock mark. Compression of the tensioner pad retracting mechanism followed by a retaining pin installation may become necessary. Find the bottom timing mark position on the camshaft sprocket before installing the timing chain/belt, camshaft sprocket and crankshaft sprocket with correct alignment of the timing marks and keyways. First install the camshaft synchronizer drive gear followed by the bolt then remove the pin when done before installing the timing cover.
Tensioner, Lower
1L2Z-6L266-AA
Q: How to Ensure Proper Functioning of the RH Timing Chain Tensioner on a Ford Mustang?
A: The procedure for servicing the timing chain tensioner starts with removing the RH hydraulic chain tensioner. You should tighten the new tensioner to 44 Nm (32 lb-ft) during installation. Engine oil must become clean before using it to lubricate new O-ring seals during application and all old seals need disposal. The service process concludes with a reverse order of the removal procedures.