1. Manifolds & Headers Offered
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  3. GM 388223

GM 388223 Nos Starfire Exhaust Manifold Heat Riser Repair General Kit

fits model: 425. make: Oldsmobile. year: 1965–1998.

388223 General Motors Nos Gm 1965 Oldsmobile Starfire 98 425 Exhaust Manifold Heat Riser Repair Kit

( Brand: Gm ), ( Country Of Origin: United States ), ( Type: Repair Kit ), ( Oe/oem Part Number: 141165, 103891, 5610934, 383597, 383641 ), ( Manufacturer Part Number: 388223 ), ( Features: Genuine ), ( Vintage Part: Yes ), ( Fuel Type: Gasoline )

Review GM General Motors Nos Oldsmobile Starfire Exhaust Manifold Heat Riser Repair Kit fits 425 1965–1998

Introducing the 1965 Oldsmobile Starfire 98 425 Exhaust Manifold Heat Riser Repair Kit (388223 NOs GM), meticulously engineered to revive the optimal performance of your classic Oldsmobile's exhaust system. This repair kit is exclusively designed for Oldsmobile Starfire 98 425 models manufactured in 1965, providing an authentic solution for those experiencing issues with their exhaust manifold heat risers.

The exhaust manifold heat risers play a pivotal role in maintaining an efficient temperature balance within your engine. Over time and with regular use, these components may degrade, leading to a multitude of symptoms such as engine misfires, poor performance, and even potential damage to other engine parts.

To alleviate these issues, our repair kit includes all the necessary components required to restore your exhaust manifold heat risers. The set includes new heat riser gaskets and bolts each meticulously manufactured to exacting specifications to ensure a precise fit and superior sealing capability.

The heat riser gaskets are crafted from top-tier materials, allowing them to effectively distribute engine heat, reduce cold starts, and optimize overall engine performance. The bolts, meanwhile, are robust and durable, ensuring a secure attachment between the manifold and the heat risers.

Installation of this repair kit is a straightforward process, requiring only basic hand tools. Detailed instructions are included in the package to guide you through each step, making it an accessible solution for both professional mechanics and enthusiastic DIYers.

By choosing the 1965 Oldsmobile Starfire 98 425 Exhaust Manifold Heat Riser Repair Kit (388223 NOs GM), you're not only investing in the restoration of your vehicle's exhaust system but also ensuring the long-term health and longevity of your engine. This repair kit is a must-have for any Oldsmobile Starfire 98 425 enthusiast, providing peace of mind and a noticeable improvement in performance.

Oldsmobile Starfire 98 425 Exhaust Manifold Heat Riser Repair Kit (Pros, Cons, Conclusion, Recommendation)

The Oldsmobile Starfire 1965 425 exhaust manifold heat riser is a critical component of the engine cooling system. A repair kit for this part can help extend the life of your vehicle or save you from costly engine damage. In this article, we will discuss the pros and cons of buying a 388223 nos gm 1965 Oldsmobile Starfire 98 425 exhaust manifold heat riser repair kit.

Pros:

1. OEM Quality: The repair kit is an original equipment manufacturer (OEM) replacement part, ensuring a perfect fit and compatibility with your Oldsmobile Starfire.

2. Saves Time and Money: By repairing the heat riser instead of replacing the entire exhaust manifold, you can save time and money.

3. Improves Engine Performance: A faulty heat riser can cause engine coolant to enter the exhaust system, which can lead to a loss of power and poor engine performance. A repair kit can help resolve these issues and improve overall engine performance.

4. Prevents Engine Damage: A damaged heat riser can cause coolant to mix with exhaust gases, leading to hydrostatic lock or engine damage. A repair kit can help prevent these issues and save you from costly engine repairs.

Cons:

1. Cost: The repair kit may be more expensive than some aftermarket alternatives, but the OEM quality and reliability may be worth the investment for some.

2. Availability: Depending on the availability of the specific repair kit for your Oldsmobile Starfire model and year, it may take some time to locate and purchase the part.

3. Installation Complexity: Installing the repair kit may require some mechanical knowledge and skills, which could be a challenge for some DIY enthusiasts.

Conclusion:

A 388223 nos gm 1965 Oldsmobile Starfire 98 425 exhaust manifold heat riser repair kit is an essential investment for Oldsmobile Starfire owners dealing with a faulty heat riser. While it may come with some cons, such as cost and availability, the benefits, including OEM quality, time and money savings, improved engine performance, and engine damage prevention, make it a wise investment for those who value the longevity and performance of their classic vehicles.

Recommendation:

If you own a 1965 Oldsmobile Starfire 98 425 and are experiencing issues with your exhaust manifold heat riser, we recommend considering a 388223 nos gm 1965 Oldsmobile Starfire 98 425 exhaust manifold heat riser repair kit. While it may require some investment, the benefits, including the peace of mind that comes with using an OEM replacement part, make it a worthwhile investment for classic car enthusiasts. Before making a purchase, ensure you have the necessary tools and mechanical skills for the installation process or consider seeking professional assistance to guarantee a successful and hassle-free repair.

part # 388223 prices

  • $69.95-$149.50

specifications maniheader:

  • for models: 425
  • for makes: Oldsmobile
  • for years: 1965-1998
  • brand: Gm
  • country of origin: United States
  • type: Repair Kit
  • oe/oem part number: 141165, 103891, 5610934, 383597, 383641
  • manufacturer part number: 388223
  • features: Genuine
  • vintage part: Yes
  • fuel type: Gasoline

returns maniheader:

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

seller maniheader:

  • # reviews: 3500
  • rating: 100.0%

offer maniheader:

  • sold: 0
  • options: Ship-to-home
  • quantity: 1
  • availability: In Stock
  • best offers: True
  • started: May 17, 2026

general maniheader:

  • condition: New other see details
  • Car Truck Parts Accessories > Exhaust Emission Systems > Manifolds Headers

shipping maniheader:

  • class: Standard
  • cost: $6.95
  • type: Fixed
  • carrier: USPS
  • transit: 3-6 Days
  • service: USPS Ground Advantage

payments maniheader:

  • wallet: Apple-pay
  • credit card: Discover
  • other
for models: 425, for makes: oldsmobile, for years: 1965-1998, country of origin: united states, type: repair kit, oe/oem part number: 141165, 103891, 5610934, 383597, 383641, features: genuine, vintage part: yes, fuel type: gasoline,
category: auto parts > car truck parts accessories > exhaust emission systems > manifolds headers, sku: 12332956708399772,

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