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Buick 25527516 Cylinder Head Assembly

1985-1988 Buick

Customer Questions & Expert Answers (3)
25527516 GM Cylinder Head Assembly
  • Part Description
    Head Assembly, Cyl
  • Replaces
    25523344
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Buick
    Manufacturer Part Number25527516
    Part DescriptionHead Assembly, Cyl
    Other NamesCylinder Head
    Item Dimensions16.5 x 8.5 x 6.6 inches
    Item Weight30.30 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces25523344
    Require Quantity2
    ManufacturerGeneral Motors
    SKU25527516
    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
    1986-1988 Buick CenturyCUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 2 DOOR, LIMITED 4 DOOR
    1986-1988 Buick Electra6 Cyl 3.8L2 DOOR, 4 DOOR, COUPE 2 DOOR, LIMITED 2 DOOR, LIMITED 4 DOOR, SEDAN 4 DOOR, T-TYPE COUPE 2 DOOR, T-TYPE SEDAN 4 DOOR
    1986 Buick Lesabre6 Cyl 3.0L, 6 Cyl 3.8LCUSTOM 2 DOOR, CUSTOM 4 DOOR, LIMITED 2 DOOR, LIMITED 4 DOOR
    1986 Buick Riviera6 Cyl 3.8LRIVIERA, T TYPE
    1986-1988 Buick Skylark6 Cyl 3.0L2 DOOR, CUSTOM, LIMITED, LIMITED 2 DOOR, LIMITED 4 DOOR, SKYLARK, SOMERSET, T-TYPE
    1985-1987 Buick Somerset6 Cyl 3.0L2 DOOR, CUSTOM, LIMITED, LIMITED 2 DOOR, LIMITED 4 DOOR, REGAL, REGAL LIMITED, SOMERSET, T-TYPE
  • Customer Questions & Expert Answers

    Q:
    I would like to confirm if this is the correct part number for my vehicle. Please advise. Thank you.
    A:
    You can Select Your Vehicle to check if 25527516 fits your vehicle.
    Posted and answered by GM Parts Specialist Henry
    Q:
    What components, including the Cylinder Head, should be removed and kept in order after disconnecting plug wires and exhaust manifolds for the 1987 Buick Century? Posted by Rosie C.
    A:
    After disconnecting plug wires and exhaust manifolds, you should remove the rocker arm cover, rocker shaft assembly, and pushrods while keeping them in order. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Syed / Apr 18, 2023
    Q:
    What should be checked on the rocker arm bolts or studs in relation to the Cylinder Head for the 1987 Oldsmobile Cutlass? Posted by Patrik P.
    A:
    Inspect rocker arm bolts or studs for wear or damage. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Dec 18, 2025

Genuine GM Part 25527516, the Right Choice

To ensure reliability, purchase GM part # 25527516 Cylinder Head Assembly. It is sometimes referred to as Buick Cylinder Head. 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 Century, Electra, Lesabre models.

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