OEM Buick Century Rocker Arm

Engine Rocker Arm
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12 Rocker Arms found

  • Buick Century Rocker Arm - 12576628
    Buick Century Rocker Arm Diagram - 12576628
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    Buick Century Rocker Arms Part Number: 12576628

    $18.08 MSRP: $29.79
    You Save: $11.71 (40%)
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    Product Specifications
    • Other Name: Arm Assembly-Valve Rocker; Rocker Arm
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    Fits the following Vehicles:
    • 2003-2005 Buick Century | Custom, Limited, Special Edition | 6 Cyl 3.1 L GAS
  • Buick Century Rocker Arm - 14002446
    Buick Century Rocker Arm Diagram - 14002446
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    Buick Century Rocker Arms Part Number: 14002446

    $13.11 MSRP: $15.11
    You Save: $2.00 (14%)
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    Product Specifications
    • Other Name: Arm Kit, Valve Rocker; Rocker Arm; Arm Kit, Engine Valve Rocker; Arm, Engine Valve Rocker Arm; Arm, Engine Valve Rocker
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    Fits the following Vehicles:
    • 1984-1986 Buick Century | Custom, Estate Wagon, Limited | 6 Cyl 2.8 L GAS
  • Buick Century Rocker Arm - 1241851
    Buick Century Rocker Arm Diagram - 1241851
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    Buick Century 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
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    Fits the following Vehicles:
    • 1984-1985 Buick Century | Custom, Estate, Estate Wagon, Limited, Olympia Limited, T-Type | 6 Cyl 3.0 L GAS, 6 Cyl 3.8 L GAS
  • Buick Century Rocker Arm - 10054525
    Buick Century Rocker Arm Diagram - 10054525
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    Buick Century 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
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    Fits the following Vehicles:
    • 1987-1989 Buick Century | Custom, Estate Wagon, Limited | 6 Cyl 2.8 L GAS
  • Buick Century Rocker Arm - 12510801
    Buick Century Rocker Arm Diagram - 12510801
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    Buick Century Rocker Arms Part Number: 12510801

    $15.11 MSRP: $23.67
    You Save: $8.56 (37%)
    Ships in 1-3 Business Days
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    Product Specifications
    • Other Name: Arm Kit, Valve Rocker; Rocker Arm; Arm Kit, Engine Valve Rocker
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    Fits the following Vehicles:
    • 1993-1996 Buick Century | Custom, Limited, Special | 4 Cyl 2.2 L GAS
  • Buick Century Rocker Arm Diagram - 24504436
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    Product Specifications
    • Other Name: Arm Assembly-Valve Rocker; Rocker Arm; Arm, Engine Valve Rocker
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    Fits the following Vehicles:
    • 1996-2002 Buick Century | Custom, Limited, Special | 6 Cyl 3.1 L GAS
  • Buick Century Rocker Arm - 22505583
    Buick Century Rocker Arm Diagram - 22505583
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    Product Specifications
    • Other Name: Arm, Engine Valve Rocker; Rocker Arm
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    Fits the following Vehicles:
    • 1984-1985 Buick Century | Custom, Estate, Estate Wagon, Limited, Olympia Limited | 6 Cyl 4.3 L DIESEL
  • Buick Century Rocker Arm - 12535836
    Buick Century Rocker Arm Diagram - 12535836
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    Product Specifications
    • Other Name: Arm Kit, Engine Valve Rocker; Rocker Arm
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    Fits the following Vehicles:
    • 1993 Buick Century | Custom, Limited, Special | 6 Cyl 3.3 L GAS
  • Buick Century Rocker Arm - 12521876
    Buick Century Rocker Arm Diagram - 12521876
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    Product Specifications
    • Other Name: Arm Kit, Engine Valve Rocker; Rocker Arm
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    Fits the following Vehicles:
    • 1994-1995 Buick Century | Custom, Special | 6 Cyl 3.1 L GAS
  • Buick Century Rocker Arm - 1241850
    Buick Century Rocker Arm Diagram - 1241850
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    Product Specifications
    • Other Name: Arm-Valve Rocker Arm Right; Arm, Engine Valve Rocker; Rocker Arm
    • Position: Passenger Side
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    Fits the following Vehicles:
    • 1984-1985 Buick Century | Custom, Estate, Estate Wagon, Limited, Olympia Limited, T-Type | 6 Cyl 3.0 L GAS, 6 Cyl 3.8 L GAS
  • Buick Century Rocker Arm - 12332785
    Buick Century Rocker Arm Diagram - 12332785
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    Product Specifications
    • Other Name: Arm & Pedestal Kit; Rocker Arm; Arm & Pedestal Kit, Engine Valve Rocker; Arm Kit, Engine Valve Rocker
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    Fits the following Vehicles:
    • 1986-1988 Buick Century | Custom, Estate Wagon, Limited, T-Type | 6 Cyl 3.8 L GAS
  • Buick Century Rocker Arm - 10121095
    Buick Century Rocker Arm Diagram - 10121095
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    Product Specifications
    • Other Name: Arm, Engine Valve Rocker; Rocker Arm
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    Fits the following Vehicles:
    • 1984-1992 Buick Century | Custom, Estate, Estate Wagon, Limited, Olympia Limited, Special | 4 Cyl 2.5 L GAS

Buick Century Rocker Arm

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In Buick Century cars, Rocker Arms are very crucial in converting the movement of the pushrod into a mechanism that opens or closes the intake and exhaust valves. Usual stock of rocker arm is made from stamped steel or aluminum, which pivots the push-rod's linear, up-down action, and rolls a plunger, to perform the correct linear, up-down motion required to actuate a valve. There are various styles of the rocker arms including the roller rockers that incorporate the needle bearings in a bid to enhance on lowered friction rates and wear, most especially when dealing with high RPM. Dependence of rocker ratio that examines the valve change compared to the pushrod change ranges between 1.5:1 and 1.8:1 in the contemporary engines and affects performance. New fulcrum bearing are also used for high RPM engines as well to increase the durability and performance because of higher stress levels.

Buick Century Rocker Arm Parts and Q&A

  • Q: How to service and repair the valve rocker arm and push rod on Buick Century?
    A:
    The procedure starts with left or right valve rocker covers removal before bullens are taken out along with the push rod against potential loss into the lifter valley. First remove the Rocker Arm bolts and discard them while organizing all valve train elements on a rack according to their original positions before carefully removing the Pushrods to avoid accidental fall into the lifter valley. Complete the valve Rocker Arm removal process by taking away the rocker arms together with pushrods. The Pushrod installation begins by applying prelube gm p/n 1052367 (Canadian P/N 992869) or its equivalent to the Pushrod ends where the length of the intake rods matches 144 mm (5.68 inches) while the exhaust rods extend to 152.5 mm (6.0 inches). Reinstall pushrods together with rocker arms to their initial positions and replace each bolt with a new one. Use the torque angle meter (J 36660-A) to apply an additional 30-degree rotation of bolt torque to 14 nm (124 in. Lbs.). As a concluding step you need to install the left or right valve Rocker Arm covers.
  • Q: How to replace the valve rocker arm and push rods on Buick Century?
    A:
    The process to replace valve rocker arms and push rods begins with unfastening the valve Rocker Arm covers together with the Rocker Arm bolts before extracting the rocker arms from their location. The valve train components should go into a rack to guarantee their proper original placement during reinstallation. The intake Pushrods that mechanics must use measure 144.18 mm (5.68 inch) and exhaust pushrods measure 152.51 mm (6.0 inch) long. Caring removal of pushrods should happen to avoid dropping them into the lifter valley. Next, remove the Pushrod(s). Apply prelude gm p/n 1052365 or its equivalent to the bearing surfaces of the rocker arms and pushrods and Rocker Arm bolts before installing all parts to their original positions. Install the intake valve pushrods which measure 144.18 mm (5.68 inch) in length while using prelude gm p/n 1052365 or equivalent to coat the both Pushrod ends. The exhaust valve pushrods should have a length of 152.51 mm (6.0 inch) before installation. Following component installation it is important to apply proper torque when tightening Rocker Arm bolt(s) to 14 nm (124 inch lbs.) with an additional 30 degrees angle. Position the valve Rocker Arm cover(s) as the last step.

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