1. Manifolds & Headers Offered
  2. sku: 11419791071297751
  3. DEMOTOR PERFORMANCE R27353

DEMOTOR PERFORMANCE R27353 Headers Manifolds For 302W 5.0L V8

fits model: F100, Rwd. make: Ford. year: 1969–1979.

R27353 Demotor Performance For Ford F100 1969-1979 Rwd 302w 5.0l V8 Stainless Headers Manifolds Polished

( Brand: Demotor Performance ), ( Manufacturer Part Number: R27353 ), ( Type: Exhaust Header ), ( Items Included: Mounting Hardware ), ( Material: Stainless Steel ), ( Features: Polished ), ( Color: Silver ), ( Primary Tube Size: 1 3/4 X 1 1/4 ), ( Outlet Size: 3 To 2 1/4 To 1 3/4 ), ( Placement On Vehicle: Front ), ( Fuel Type: Gasoline ), ( Head Flange Thickness: 7/16 ), ( Outlet Flange Thickness: 3/8 )

Review DEMOTOR PERFORMANCE Ford 5.0l V8 Stainless Headers Manifolds Polished fits F100 RWD 1969–1979

Introducing the Demon Performance R27353 Headers and Manifolds, a high-performance upgrade for your Ford F100 pickup trucks from the years 1969 to 1979 with a RWD, 302ci (5.0L) V8 engine. This complete header and manifold system is meticulously designed to deliver improved power and torque while maintaining OEM-level fitment and ease of installation.

The headers in this kit are crafted from premium 304 stainless steel, which is known for its durability and resistance to corrosion. Each header tube is carefully engineered with a 1-5/8-inch primary tube diameter, providing optimal flow and reducing exhaust gas volume to enhance engine performance. The headers also come equipped with 3/8-inch collector pipes and 1-3/4-inch collectors, ensuring a seamless transition between the cylinder heads and the exhaust system.

The accompanying manifolds in this kit are also constructed from high-quality 304 stainless steel, ensuring a perfect match with the headers for optimal performance and longevity. The design of the manifolds ensures a proper seal against the cylinder heads, minimizing exhaust leakage and maximizing efficiency. Furthermore, the manifolds are designed to work with your stock exhaust system, making this an excellent solution for those looking to upgrade their exhaust components without a full system replacement.

Installation of this header and manifold kit is a straightforward process, thanks to the OEM-style flange design that directly bolts up to the factory exhaust ports. This eliminates the need for expensive custom fabrication or extensive modifications, making it an appealing choice for both professional mechanics and DIY enthusiasts.

In summary, the Demon Performance R27353 Headers and Manifolds are an excellent choice for Ford F100 owners seeking to improve their 302ci V8 engine's power and torque while retaining the original look and ease of installation. With its premium 304 stainless steel construction, optimal flow design, and OEM-style fitment, this upgrade is sure to elevate your truck's performance and enhance your driving experience.

Pros and Cons of Buying Demotor Performance R27353 Headers and Manifolds for Ford F100 (1969-1979 RWD 3.02W 5.0L V8)

Introduction:

The Demotor Performance R27353 headers and manifolds are aftermarket parts designed to enhance the performance of Ford F100 trucks (1969-1979 RWD 3.02W 5.0L V8). These components are known for their durability, efficiency, and power gains. In this analysis, we will discuss the advantages and disadvantages of investing in these headers and manifolds.

Pros:

1. Power Gains: Installing Demotor Performance R27353 headers and manifolds can result in significant power gains, typically in the range of 10-15 horsepower. This increase in power translates to improved acceleration and overall performance.

2. Durability: These headers and manifolds are made from high-quality materials such as stainless steel, ensuring they withstand the test of time. They are resistant to corrosion and can handle high temperatures, making them a reliable investment for any Ford F100 enthusiast.

3. Improved Engine Efficiency: By reducing exhaust gas flow restrictions, these headers and manifolds improve engine efficiency. This leads to better fuel economy, less emissions, and reduced strain on the engine.

4. Enhanced Sound: The Demotor Performance R27353 headers and manifolds produce a more aggressive exhaust note, which is a desirable trait for many Ford F100 owners. The improved sound is a result of the unrestricted flow of exhaust gases.

5. Easy Installation: These headers and manifolds can be installed relatively easily, making them an accessible upgrade for enthusiasts. The installation process typically involves removing the old components and bolting on the new ones.

Cons:

1. Cost: The Demotor Performance R27353 headers and manifolds can be a significant investment, especially for those on a budget. The price may deter some enthusiasts from making the upgrade.

2. Loud Exhaust: While some may find the enhanced exhaust note appealing, others may find it too loud for their preference. It is essential to consider the noise level before deciding to purchase these headers and manifolds.

3. Compatibility: These headers and manifolds may not be compatible with all Ford F100 models. It is crucial to ensure that the specific model and year of the truck match the part numbers before making a purchase.

4. Potential for Emissions Failure: Installing headers and manifolds without proper modifications and adherence to emissions regulations could result in failure during emissions testing. It is essential to research and understand the local regulations before making the upgrade.

Conclusion:

The Demotor Performance R27353 headers and manifolds offer numerous advantages, such as power gains, durability, improved engine efficiency, and enhanced sound. However, they also come with some disadvantages, including cost, potential compatibility issues, and the possibility of emissions failure.

Recommendation:

If you are an enthusiast looking to improve the performance of your Ford F100 (1969-1979 RWD 3.02W 5.0L V8) and are willing to invest in high-quality aftermarket parts, the Demotor Performance R27353 headers and manifolds are an excellent choice. However, it is essential to consider the potential costs, compatibility issues, and local emissions regulations before making the upgrade. Always ensure that the installation is done properly, and necessary modifications are made to meet emissions requirements.

specifications maniheader:

  • for models: F100, Rwd
  • for makes: Ford
  • for years: 1969-1979
  • brand: Demotor Performance
  • manufacturer part number: R27353
  • type: Exhaust Header
  • items included: Mounting Hardware
  • material: Stainless Steel
  • features: Polished
  • color: Silver
  • primary tube size: 1 3/4 X 1 1/4
  • outlet size: 3 To 2 1/4 To 1 3/4
  • placement on vehicle: Front
  • fuel type: Gasoline
  • head flange thickness: 7/16
  • outlet flange thickness: 3/8

seller maniheader:

  • rating: 99.4%
  • # reviews: 80849

offer maniheader:

  • sold: 0
  • best offers: True
  • quantity: 10
  • availability: In Stock
  • options: Ship-to-home
  • started: March 27, 2026

payments maniheader:

  • credit card: Discover
  • wallet: Google-pay
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general maniheader:

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

shipping maniheader:

  • carrier: FedEx
  • transit: 4-8 Days
  • class: Standard
  • cost: $0.00
  • type: Fixed
  • service: FedEx Ground / FedEx Home Delivery

returns maniheader:

  • paid by: Seller
  • policy: Returns Accepted
  • time: 30 Days
for models: f100, rwd, for makes: ford, for years: 1969-1979, type: exhaust header, items included: mounting hardware, features: polished, primary tube size: 1 3/4 x 1 1/4, outlet size: 3 to 2 1/4 to 1 3/4, placement on vehicle: front, fuel type: gasoline, head flange thickness: 7/16, outlet flange thickness: 3/8,
category: auto parts > car truck parts accessories > exhaust emission systems > manifolds headers, color: silver, material: stainless steel, sku: 11419791071297751,

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