How to replace the valve rocker arm and push rod on Buick Regal?

The replacement of valve Rocker Arm and push rod demands an electronic torque angle meter (J 36660-A) as one of the required tools. Commence the process by taking out the valve Rocker Arm cover(s) and Rocker Arm bolt(s) while organizing these components on a clean space for later assembly. Start by taking out the valve Rocker Arm(s) and proceed with removal of push rod guide plate(s) after removing all rocker arms. Once both components are out, remove the push rod(s). Initial cleaning of push rod(s) as well as valve Rocker Arm(s) must be performed in a suitable solution followed by checking that valve Rocker Arm bolt(s) have no remaining thread adhesive. Use compressed air to remove oil from tapped holes in the Cylinder Head and follow with clean engine oil on the push rod ends which will be installed at their original positions. Install the valve Rocker Arm(s) while utilizing the specific part number fastener for the bolts because these bolts purposefully stretch during tight torques. Pick gm product number 12345493 threadlocker or replace it with an equivalent agent which you should apply to the Rocker Arm bolt threads. Then install all valve Rocker Arm bolts with a torque setting of 15 nm (11 ft. Lbs.) while using electronic torque angle meter (J 36660-A) to achieve 90 degrees additional bolt rotation. After installation of the valve Rocker Arm cover(s) check for any noise coming from the valve train.

How to replace the left side valve rocker arm assembly on Buick Enclave?

First, use the Camshaft replacement - left side procedure to take out the applicable Camshaft(s). Following that, take out the rocker arms using the steps in valve Rocker Arm removal - left side (LLT). The steps to follow are outlined in Camshaft cleaning and inspection and valve Rocker Arm cleaning and inspection. You should follow the instructions in the valve Rocker Arm installation - left side (LLT) manual, and then in the Camshaft replacement - left side guide.

OEM Buick Rocker Arm

Engine Rocker Arm

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25 Rocker Arms found

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Buick Rocker Arms Part Number: 10214664
$14.44 MSRP: $23.79
You Save: $9.35 (40%)
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Product Specifications
- Other Name: Arm, Valve Rocker; Rocker Arm
- Replaced by: 12681275
Fits the following Buick Models:
- LaCrosse | 2008-2009 | Super | 8 Cyl 5.3 L GAS
- Rainier | 2004-2007 | CXL, CXL Plus | 8 Cyl 5.3 L GAS
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Buick Rocker Arms Part Number: 24100294
$5.35 MSRP: $8.39
You Save: $3.04 (37%)
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Product Specifications
- Other Name: Arm, Valve Rocker; Arm, Engine Valve Rocker
Fits the following Buick Models:
- Enclave | 2008-2021 | Avenir, Base, Convenience, CX, CXL, Essence, Leather, Preferred, Premium | 6 Cyl 3.6 L GAS
- LaCrosse | 2010-2016, 2005-2008 | Base, Convenience, CX, CXL, CXS, Leather, Premium, Sport Touring, Touring | 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
- Rainier | 2004-2007 | CXL, CXL Plus | 6 Cyl 4.2 L GAS
- Regal Sportback | 2018-2020 | GS | 6 Cyl 3.6 L GAS
- Rendezvous | 2004-2006 | CX, CXL, CXL Plus, Ultra | 6 Cyl 3.6 L GAS
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Buick Rocker Arms Part Number: 55569172
$6.09 MSRP: $9.55
You Save: $3.46 (37%)
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Product Specifications
- Other Name: Arm, Engine Valve Adjusting; Rocker Arm; Arm, Engine Valve Rocker
Fits the following Buick Models:
- Cascada | 2016-2019 | Base, Premium, Sport Touring | 4 Cyl 1.6 L GAS
- Encore | 2016-2019 | Essence, Preferred, Preferred II, Premium, Sport Touring | 4 Cyl 1.4 L GAS
- Encore GX | 2020-2023 | Essence, Preferred, Select | 3 Cyl 1.2 L GAS, 3 Cyl 1.3 L GAS
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Buick Rocker Arms Part Number: 9129211
$6.13 MSRP: $7.21
You Save: $1.08 (15%)
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Product Specifications
- Other Name: Cam Follower A Schlepphebel Z; Rocker Arm; Arm, Engine Valve Adjusting
Fits the following Buick Models:
- Encore | 2013-2020 | Base, Convenience, Essence, Leather, Preferred, Preferred II, Premium, Sport Touring | 4 Cyl 1.4 L GAS
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Buick Rocker Arms Part Number: 10089648
$26.60 MSRP: $43.85
You Save: $17.25 (40%)
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Product Specifications
- Other Name: Arm Kit, Valve Rocker; Rocker Arm; Arm Kit, Engine Valve Adjusting & Rocker; Ball, Engine Valve Adjusting.
- Replaces: 12528897
Fits the following Buick Models:
- LeSabre | 1984 | Custom, Limited | 6 Cyl 3.8 L GAS
- Regal | 1986-1987, 1984 | Base, Grand National, Limited, T-Type | 6 Cyl 3.8 L GAS, 8 Cyl 5.0 L GAS
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Buick Rocker Arms Part Number: 12576628
$14.84 MSRP: $29.79
You Save: $14.95 (51%)
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Product Specifications
- Other Name: Arm Assembly-Valve Rocker; Rocker Arm
Fits the following Buick Models:
- Century | 2003-2005 | Custom, Limited, Special Edition | 6 Cyl 3.1 L GAS
- Rendezvous | 2003-2007 | CX, CX Plus, CXL, CXL Plus | 6 Cyl 3.4 L GAS, 6 Cyl 3.5 L GAS
- Terraza | 2005-2006 | CX, CXL | 6 Cyl 3.5 L GAS
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Buick Rocker Arms, Green Line Part Number: 12565203
$22.32 MSRP: $36.74
You Save: $14.42 (40%)
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Product Specifications
- Other Name: Arm, Valve Rocker; Rocker Arm
- Replaced by: 12693909
Fits the following Buick Models:
- LaCrosse | 2010-2013 | Base, Convenience, CX, CXL, Leather, Premium | 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV)
- Lucerne | 2006-2011 | CXL, CXS, Super | 8 Cyl 4.6 L GAS
- Regal | 2011-2015 | Base, CXL, GS, Premium | 4 Cyl 2.0 L FLEX, 4 Cyl 2.4 L FLEX, 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV)
- Verano | 2012-2017 | Base, Convenience, Leather, Sport Touring | 4 Cyl 2.4 L FLEX, 4 Cyl 2.4 L GAS
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Buick Rocker Arms Part Number: 12654646
$4.87 MSRP: $7.74
You Save: $2.87 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Arm Assembly-Valve Rocker; Rocker Arm; Arm, Engine Valve Rocker
Fits the following Buick Models:
- LaCrosse | 2017-2019 | Avenir, Base, Essence, Preferred, Premium, Sport Touring | 6 Cyl 3.6 L GAS
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Buick Rocker Arms Part Number: 12510801
$14.37 MSRP: $23.67
You Save: $9.30 (40%)
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Product Specifications
- Other Name: Arm Kit, Valve Rocker; Rocker Arm; Arm Kit, Engine Valve Rocker
Fits the following Buick Models:
- Century | 1993-1996 | Custom, Limited, Special | 4 Cyl 2.2 L GAS
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Buick Rocker Arms Part Number: 12693909
$15.28 MSRP: $36.74
You Save: $21.46 (59%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Arm Assembly-Valve Rocker; Arm, Engine Valve Rocker
- Replaces: 12565203, 24100004, 12656486
Fits the following Buick Models:
- Envision | 2016-2020 | Base, Essence, Preferred, Premium, Premium II | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS
- LaCrosse | 2018-2019, 2010-2016 | Base, CX, CXL, Convenience, Essence, Leather, Preferred, Premium | 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV), 4 Cyl 2.5 L MILD HYBRID EV-GAS (MHEV)
- Lucerne | 2006-2011 | CXL, CXS, Super | 8 Cyl 4.6 L GAS
- Regal | 2011-2017 | Base, CXL, GS, Premium, Sport Touring | 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS, 4 Cyl 2.4 L FLEX, 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV)
- Regal Sportback | 2018-2020 | Avenir, Base, Essence, Preferred, Preferred II | 4 Cyl 2.0 L GAS
- Regal TourX | 2018-2020 | Base, Essence, Preferred | 4 Cyl 2.0 L GAS
- Verano | 2012-2017 | Base, Convenience, Leather, Premium, Sport Touring, Turbo | 4 Cyl 2.0 L GAS, 4 Cyl 2.4 L FLEX, 4 Cyl 2.4 L GAS
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Buick Rocker Arms Part Number: 12666601
$35.61 MSRP: $58.67
You Save: $23.06 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Arm, Engine Valve Rocker; Rocker Arm
Fits the following Buick Models:
- LaCrosse | 2017-2019 | Avenir, Base, Essence, Preferred, Premium, Sport Touring | 6 Cyl 3.6 L GAS
- Regal Sportback | 2018-2020 | GS | 6 Cyl 3.6 L GAS
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Buick Rocker Arms Part Number: 12577695
$24.60 MSRP: $40.51
You Save: $15.91 (40%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Arm Assembly-Valve Rocker; Rocker Arm; Arm, Engine Valve Rocker
Fits the following Buick Models:
- Lucerne | 2009-2011 | CX, CXL, CXL Special Edition | 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS
- Terraza | 2006-2007 | CX, CXL | 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS
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Buick Rocker Arms Part Number: 10054525
$13.11 MSRP: $14.84
You Save: $1.73 (12%)
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Product Specifications
- Other Name: Arm Kit, Valve Rocker; Rocker Arm; Arm Kit, Engine Valve Rocker
Fits the following Buick Models:
- Century | 1987-1989 | Custom, Estate Wagon, Limited | 6 Cyl 2.8 L GAS
- Regal | 1992-1993, 1988-1990 | Custom, Gran Sport, Limited | 6 Cyl 2.8 L GAS, 6 Cyl 3.1 L GAS
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Buick Rocker Arms Part Number: 1241851
$13.11
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Product Specifications
- Other Name: Arm-Valve Rocker Arm Left; Arm, Engine Valve Rocker; Rocker Arm
Fits the following Buick Models:
- Century | 1984-1985 | Custom, Estate, Estate Wagon, Limited, Olympia Limited, T-Type | 6 Cyl 3.0 L GAS, 6 Cyl 3.8 L GAS
- Electra | 1985 | Limited, Park Avenue, T-Type | 6 Cyl 3.0 L GAS, 6 Cyl 3.8 L GAS
- LeSabre | 1984-1985 | Collector's Edition, Custom, Limited | 6 Cyl 3.8 L GAS
- Regal | 1984-1987 | Base, GNX, Grand National, Limited, T-Type | 6 Cyl 3.8 L GAS, 6 Cyl 4.1 L GAS
- Riviera | 1984-1985 | Base, Luxury, T-Type | 6 Cyl 3.8 L GAS, 6 Cyl 4.1 L GAS
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Buick Rocker Arms Part Number: 24504436
Product Specifications
- Other Name: Arm Assembly-Valve Rocker; Rocker Arm; Arm, Engine Valve Rocker
Fits the following Buick Models:
- Century | 1996-2002 | Custom, Limited, Special | 6 Cyl 3.1 L GAS
- Regal | 1996 | Custom | 6 Cyl 3.1 L GAS
- Rendezvous | 2002 | CX, CX Plus, CXL, CXL Plus | 6 Cyl 3.4 L GAS
- Skylark | 1996-1998 | Custom, Gran Sport, Limited, Olympic Gold Edition | 6 Cyl 3.1 L GAS
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Buick Rocker Arms Part Number: 10121095
Product Specifications
- Other Name: Arm, Engine Valve Rocker; Rocker Arm
Fits the following Buick Models:
- Century | 1984-1992 | Custom, Estate, Estate Wagon, Limited, Olympia Limited, Special | 4 Cyl 2.5 L GAS
- Skylark | 1984-1985 | Custom, Limited | 4 Cyl 2.5 L GAS
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Buick Rocker Arms Part Number: 12344051
Product Specifications
- Other Name: Arm Kit, Engine Valve Rocker; Rocker Arm
Fits the following Buick Models:
- LeSabre | 1993-1995 | Custom, Limited | 6 Cyl 3.8 L GAS
- Park Avenue | 1993-1995 | Base, Ultra | 6 Cyl 3.8 L GAS
- Regal | 1993-1995 | Custom, Gran Sport, Limited | 6 Cyl 3.8 L GAS
- Riviera | 1995 | Base | 6 Cyl 3.8 L GAS
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Buick Rocker Arms Part Number: 24503999
Product Specifications
- Other Name: Arm Assembly-Valve Rocker; Rocker Arm; Arm, Engine Valve Rocker
Fits the following Buick Models:
- LaCrosse | 2005-2009 | CX, CXL | 6 Cyl 3.8 L GAS
- LeSabre | 1995-2005 | Custom, Limited | 6 Cyl 3.8 L GAS
- Lucerne | 2006-2008 | CX, CXL | 6 Cyl 3.8 L GAS
- Park Avenue | 1995-2005 | Base, Ultra | 6 Cyl 3.8 L GAS
- Regal | 1996-2004 | 25th Anniversary Edition, Custom, Gran Sport, GS, GSE, Limited, LS, LSE, Olympic Gold Edition | 6 Cyl 3.8 L GAS
- Riviera | 1995-1999 | Base | 6 Cyl 3.8 L GAS
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Buick Rocker Arms Part Number: 12701225
$2.77 MSRP: $4.34
You Save: $1.57 (37%)
Product Specifications
- Other Name: Arm Assembly-Valve Rocker; Rocker Arm; Arm, Engine Valve Rocker
- Replaces: 12663276
Fits the following Buick Models:
- Envision | 2021 | Avenir, Essence, Preferred | 4 Cyl 2.0 L GAS
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Buick Rocker Arms Part Number: 22505583
Product Specifications
- Other Name: Arm, Engine Valve Rocker; Rocker Arm
Fits the following Buick Models:
- Century | 1984-1985 | Custom, Estate, Estate Wagon, Limited, Olympia Limited | 6 Cyl 4.3 L DIESEL
- Electra | 1989, 1984-1987 | Estate Wagon, Limited, Park Avenue | 6 Cyl 4.3 L DIESEL, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L DIESEL
- LeSabre | 1984-1990 | Collector's Edition, Custom, Estate Wagon, Limited | 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L DIESEL
- Regal | 1984-1987 | Base, Limited | 6 Cyl 4.3 L DIESEL, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L DIESEL
- Riviera | 1984-1985 | Base, Luxury | 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L DIESEL
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Buick Rocker Arm

Choose OEM Rocker Arm, you're making the optimal decision for superior quality and perfect performance. You can feel confident because each component goes through stringent quality checks. Every part is carefully built to comply with Buick's factory specifications. You'll enjoy a smooth, worry-free installation that fits just right. At ChevyPartsDeal.com, you'll find it easy to get top-quality OEM Buick Rocker Arm. You can shop at highly competitive prices and protect your budget. All our genuine Buick parts include a dependable manufacturer's warranty. You'll also appreciate our straightforward return policy and swift delivery services for extra convenience.

Buick Rocker Arm transforms pushrod action to the accurate valve motion and maintains combustion crisp and vigorous. Buick was born in 1903 and has long combined hush-quiet cabins with nearly silk road manners. Drivers enjoyed that old-fashioned cushiness and consistent innovation at the start of the straight-eight times through to the present whisper-tuned crossovers. As the Wildcat EV idea was introduced in 2022 the message was simple: tradition does not have to lose its head when it goes electric. It is the attitude that lies at the heart of all the showroom models and welcomes newcomers who desire comfort without the beige ordeal. Through decades the brand continued to aim at modest ambitions, smooth ride, quiet cabin, honest power, but allowing techno frills to serve those purposes instead of being featured. The Rocker Arm is where the second star of the show is found and it is the converter of the cam-driven pushrod thrust into the clean opening and closing of intake and exhaust valves. Between 1.5:1 and 1.8:1 provides a ratio in which part dial torque or rev hunger can be demanded without ado. Roller tips shear friction, Rocker Arm bodies of stamped steel or aluminum shed heat, and beefed-up fulcrum bearings sneer at the stress of high-rpm. Since it is a bolt-in to most pushrod designs in the lineup, owners of Buicks can change once and breathe easier for miles.

Buick Rocker Arm Parts and Q&A

Rocker Arms
24503999
Q: How to replace the valve rocker arm and push rod on Buick Regal?
A:
The replacement of valve Rocker Arm and push rod demands an electronic torque angle meter (J 36660-A) as one of the required tools. Commence the process by taking out the valve Rocker Arm cover(s) and Rocker Arm bolt(s) while organizing these components on a clean space for later assembly. Start by taking out the valve Rocker Arm(s) and proceed with removal of push rod guide plate(s) after removing all rocker arms. Once both components are out, remove the push rod(s). Initial cleaning of push rod(s) as well as valve Rocker Arm(s) must be performed in a suitable solution followed by checking that valve Rocker Arm bolt(s) have no remaining thread adhesive. Use compressed air to remove oil from tapped holes in the Cylinder Head and follow with clean engine oil on the push rod ends which will be installed at their original positions. Install the valve Rocker Arm(s) while utilizing the specific part number fastener for the bolts because these bolts purposefully stretch during tight torques. Pick gm product number 12345493 threadlocker or replace it with an equivalent agent which you should apply to the Rocker Arm bolt threads. Then install all valve Rocker Arm bolts with a torque setting of 15 nm (11 ft. Lbs.) while using electronic torque angle meter (J 36660-A) to achieve 90 degrees additional bolt rotation. After installation of the valve Rocker Arm cover(s) check for any noise coming from the valve train.
Rocker Arms
24100294
Q: How to replace the left side valve rocker arm assembly on Buick Enclave?
A:
First, use the Camshaft replacement - left side procedure to take out the applicable Camshaft(s). Following that, take out the rocker arms using the steps in valve Rocker Arm removal - left side (LLT). The steps to follow are outlined in Camshaft cleaning and inspection and valve Rocker Arm cleaning and inspection. You should follow the instructions in the valve Rocker Arm installation - left side (LLT) manual, and then in the Camshaft replacement - left side guide.