Make sure this part fits

GM 94666580 Spring

1982-1996 GM

Customer Questions & Expert Answers (3)
94666580 GM Spring Illustration 1 of 1
  • Part Description
    Spring, Engine Valve
  • Replaces
    3911068, 03911068
  • Manufacturer
    General Motors
Make sure this part fits
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  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number94666580
    Part DescriptionSpring; Spring, Engine Valve
    ConditionNew
    Replaces3911068, 03911068
    ManufacturerGeneral Motors
    SKU94666580
    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
    1991-1993 Buick Roadmaster8 Cyl 5.0L, 8 Cyl 5.7L4 DOOR, LIMITED SEDAN, STATION WAGON
    1990-1992 Cadillac Brougham8 Cyl 5.0L, 8 Cyl 5.7LBROUGHAM 4 DOOR
    1993 Cadillac Fleetwood8 Cyl 5.7LBROUGHAM 4 DOOR
    1985-1995 Chevrolet Astro6 Cyl 4.3LVAN ASTRO
    1985-1995 Chevrolet Blazer6 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L1/2 TON, 2 DOOR, 4 DOOR
    1985-1986 Chevrolet C106 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7LREGULAR CAB LONG BOX, REGULAR CAB STANDARD BOX
    1988-1995 Chevrolet C15006 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7LC1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX
    1985-1986 Chevrolet C206 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7LCREW CAB, REGULAR CAB
    1988-1995 Chevrolet C25006 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7LC2500 EXTENDED CAB LONG BOX, C2500 EXTENDED CAB STANDARD BOX, C2500 REGULAR CAB
    1985-1986 Chevrolet C308 Cyl 5.7LCAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB
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  • 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 94666580 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What tools and equipment do you need, including a Rocker Shaft Spring Kit, to replace broken valve springs or defective valve stem seals without removing the cylinder head for the 1994 Chevrolet S10? Posted by Destiny B.
    A:
    You will need specific tools and a compressed air source. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Nicholas / May 06, 2025
    Q:
    What tools and equipment do you need, including a Rocker Shaft Spring Kit, to replace broken valve springs or defective valve stem seals without removing the cylinder head for the 1995 GMC Jimmy? Posted by Tyree T.
    A:
    You will need specific tools and a compressed air source. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / Apr 06, 2025

Genuine GM Part 94666580, the Right Choice

To ensure reliability, purchase GM part # 94666580 Spring. It is sometimes referred to as GM 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 Roadmaster models. It fits Cadillac Brougham, Fleetwood. It also fits Chevrolet Blazer, Camaro, Tahoe. This also fits GMC C2500, Suburban, Yukon.

GMPartsGiant.com is a leading supplier of genuine GM parts and accessories such as GM 94666580 Spring. You're certainly in the right place if you're searching for the great cost-effective OEM GM parts. Look no further than our vast inventory of genuine GM parts offered at unbeatable online prices, all of which are backed by the manufacturer's warranty. Not to forget, our hassle-free return policy and quick delivery service ensure a smooth shopping experience for you. For detailed GMC parts information, click here.

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