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Buick 12647873 Valve Spring

2017-2020 Buick

Customer Questions & Expert Answers (2)
12647873 GM Valve Spring Product Photo 1 of 1
  • Part Description
    SPRING, Engine Valve
  • Manufacturer
    General Motors
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  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Buick
    Manufacturer Part Number12647873
    Part DescriptionValve Spring; SPRING, Engine Valve
    Item Dimensions2.4 x 1.6 x 1.1 inches
    Item Weight0.40 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Require Quantity24
    ManufacturerGeneral Motors
    SKU12647873
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    2017-2019 Buick LaCrosse6 Cyl 3.6L4 DOOR CX EXT NOTCHBACK, 4 DOOR CXL EXT NOTCHBACK, 4 DOOR CXS EXT NOTCHBACK
    2018-2020 Buick Regal6 Cyl 3.6L1SX 4 DOOR HATCHBACK
  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 12647873 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What should you do before installing the new valve stem seals and the Rocker Shaft Spring Kit for the 2017 GMC Acadia? Posted by Robann R.
    A:
    Before installing the new valve stem seals, reapply air pressure to the cylinder to retain the valve in the closed position. Then, remove the tape or rubber band from the valve stem. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Apr 29, 2025

Genuine GM Part 12647873, the Right Choice

To ensure reliability, purchase GM part # 12647873 Valve Spring. It is sometimes referred to as Buick Rocker Shaft Spring Kit. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific Buick LaCrosse, Regal models.

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