GM 12353086 Riviera Manifold Gasket

( Brand: Gm ), ( Manufacturer Part Number: 12353086 ), ( Type: Manifold Gasket ), ( Manufacturer Warranty: 1 Year ), ( Placement On Vehicle: Front ), ( Make: Buick ), ( Year: 1991 1992 1993 1994 1995 ), ( Fitment Type: Direct Replacement ), ( Certification: Genuine Oem )

Review GM Genuine Buick Oldsmobile Riviera Manifold Gasket fits 1991–1995

Buick Oldsmobile Riviera 1991-1995 Manifold Gasket (GM 12353086)

This is a high-quality aftermarket manifold gasket specifically designed for the Buick Oldsmobile Riviera models produced between 1991 and 1995. The gasket carries the GM part number 12353086 and is an essential component in maintaining the sealing integrity of the engine's intake manifold.

The manifold gasket is a flat, circular, and flexible part, typically made of a composite material such as composite rubber or a high-temperature RTV (Room Temperature Vulcanizing) silicone. It measures approximately 13 inches in diameter and 1 inch in thickness. The gasket features multiple sealing surfaces, designed to seal the intake ports to the cylinder heads and the intake manifold to the engine block.

The aftermarket Buick Oldsmobile Riviera manifold gasket from GM 12353086 is engineered to provide a perfect fit and reliable sealing performance. It is precision-machined to ensure a snug fit on the engine components, preventing any leaks or excessive air from entering the combustion chamber.

Installing the new manifold gasket is a straightforward process. Simply remove the old gasket, clean the surfaces, and apply a thin coat of sealant before installing the new gasket. Once the gasket is in place, torque the intake manifold bolts to the recommended specifications.

This aftermarket manifold gasket is an excellent replacement for the original part, designed to provide superior sealing performance and longevity. It is a must-have for any Buick Oldsmobile Riviera owner looking to maintain the optimal performance and efficiency of their vehicle's engine.

In summary, the Buick Oldsmobile Riviera 1991-1995 manifold gasket (GM 12353086) is a high-quality aftermarket part designed to maintain the sealing integrity of the engine's intake manifold. It is engineered to provide a perfect fit, reliable sealing performance, and is a straightforward installation process. This gasket is an essential component for any Buick Oldsmobile Riviera owner looking to maintain the optimal performance and efficiency of their vehicle's engine.

Buying a GM 12353086 Manifold Gasket for 1991-1995 Buick/Oldsmobile Riviera: A Comprehensive Analysis

The GM 12353086 manifold gasket is a crucial component in the cooling system of 1991-1995 Buick and Oldsmobile Riviera vehicles. This part ensures a proper seal between the engine manifold and the cylinder head, preventing coolant leaks and maintaining the efficiency of the engine. In this analysis, we will discuss the pros and cons of buying this manifold gasket to help you make an informed decision.

1. OEM Quality: The GM 12353086 manifold gasket is an original equipment manufacturer (OEM) part, which means it is specifically designed and manufactured to fit and function exactly like the original gasket in your vehicle.

2. Improved Performance: A leaking manifold gasket can lead to coolant loss, engine overheating, and potential engine damage. By replacing the gasket with a new one, you can restore the cooling system's efficiency and improve your vehicle's overall performance.

3. Long-Term Savings: Although the initial cost of the OEM manifold gasket may be higher than aftermarket alternatives, it ensures a reliable and long-lasting repair. In the long run, you may save money by avoiding the need for multiple repairs due to inferior aftermarket parts.

4. Peace of Mind: Buying an OEM part from a reputable supplier, such as GM Genuine Parts, gives you the confidence that you are receiving a high-quality product that will fit and function perfectly in your vehicle.

1. Cost: The GM 12353086 manifold gasket may be more expensive than aftermarket alternatives. However, as mentioned earlier, the long-term savings from a reliable and durable OEM part can outweigh the initial investment.

2. Availability: Depending on your location and the availability of GM parts suppliers, it may take some time to source and receive the manifold gasket. This delay could potentially lead to more downtime for your vehicle.

3. Installation Complexity: Installing a manifold gasket can be a complex and time-consuming process, especially for those without automotive repair experience. It may be necessary to hire a professional mechanic to ensure the job is done correctly.

The decision to buy a GM 12353086 manifold gasket for your 1991-1995 Buick or Oldsmobile Riviera depends on various factors, including your budget, availability, and DIY skills. While aftermarket alternatives may offer a lower initial cost, the long-term benefits of an OEM part, such as improved performance, durability, and peace of mind, make it a worthwhile investment for those who prioritize reliable and hassle-free repairs.

If you are seeking a long-term solution for your cooling system issue and value the confidence that comes with using an OEM part, I would recommend purchasing the GM 12353086 manifold gasket from a reputable supplier like GM Genuine Parts. While the initial cost may be higher than aftermarket alternatives, the benefits of a reliable and efficient repair outweigh the potential savings from a cheaper alternative.

Details:

Quirk Parts, Manifold Gasket. Genuine GM Part Number: 12353086.

part #: 12353086 prices

• $39.68-$78.99

specifications inputmanifolds:

• for makes: Buick, Oldsmobile
• for years: 1991-1995
• brand: Gm
• manufacturer part number: 12353086
• type: Manifold Gasket
• manufacturer warranty: 1 Year
• placement on vehicle: Front
• make: Buick
• year: 1991 1992 1993 1994 1995
• fitment type: Direct Replacement
• certification: Genuine Oem

seller inputmanifolds:

• city: Braintree, Massachusetts
• rating: 98.7%
• # reviews: 1034177

returns inputmanifolds:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

payments inputmanifolds:

• credit card: Visa
• other
• wallet: Paypal

offer inputmanifolds:

• sold: 0
• availability: In Stock
• options: Ship-to-home
• quantity: 1
• started: July 23, 2025
• best offers: True

shipping inputmanifolds:

• transit: 3-7 Days
• cost: $0.00
• type: Fixed
• carrier: UPS
• class: Standard
• service: UPS Ground

general inputmanifolds:

• condition: New
• Car Truck Parts Accessories > Air Fuel Delivery > Gaskets, Seals O-Rings

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