1. Exhaust Systems Inboard Engines Components For Sale
  2. sku: 8032799726849623
  3. BFO 1MZTOX

BFO 1MZTOX Exhaust Manifold Kit Ci 5.0L 5.7L 6.2L 377CI

fits model: 350ci, Marine, 305, Mercruiser.

1mztox Bfo Marine Exhaust Manifold Kit For Mercruiser 5.0l 5.7l 6.2l 305 Ci 350ci 377ci

( Brand: Bfo ), ( Manufacturer Part Number: 1MZTOX ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Color: Black ), ( Engine: 5.0l/5.7l/6.2l ), ( Features: High Quality Material, Easy Installation ), ( Fitment: For Mercruiser Gm 5.0 ), ( For Mcm/mie Gm V8: 305, 350, 377 Cid Engines, For Mercruiser Most Small Block V-8 Engines 5.0l/5.7l/6.2l ), ( Fitment Type: Direct Replacement ), ( Fuel Type: Gasoline ), ( Items Included: As Pics Shown ), ( Material: Cast Iron ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part ), ( Oe/oem Part Number: 860246a10, 860246a15, 860246a3, 860246a7, 860246a9, 860336a2, 860246q11, 87114a19, 9-40507, 18-1953-2, 1819532 ), ( Type: Exhaust Manifold ), ( Warranty: 1 Year )

Review BFO Exhaust Manifold Kit 5.0l 5.7l 6.2l Ci 377ci fits MERCRUISER 350CI MARINE 305

The BFO 1MZTOX Marine Exhaust Manifold Kit is an excellent upgrade for MerCruiser engines with a displacement of 5.0L, 5.7L, 6.2L, 305 CI, or 350 CI, as well as the larger 377 CI models. This manifold kit is specifically designed to provide superior performance and durability for marine applications.

The BFO 1MZTOX Marine Exhaust Manifold Kit is made from high-quality material, ensuring it withstands the corrosive marine environment. This kit features a unique design that utilizes a 4-bolt flange, which is more robust than the standard 3-bolt flange found on many OEM manifolds. This added strength helps to prevent warping, leaking, and other issues that can arise from the extreme heat and vibrations commonly experienced in marine applications.

The exhaust ports on the BFO 1MZTOX Marine Exhaust Manifold Kit are carefully engineered to optimize exhaust flow. This design reduces backpressure, allowing the engine to breathe more freely and deliver increased power. The exhaust ports are also larger than OEM specifications, providing room for larger exhaust gases to exit more efficiently.

The BFO 1MZTOX Marine Exhaust Manifold Kit comes with all necessary hardware for installation. This includes new gaskets, bolts, and other components. The kit also includes detailed instructions to make the installation process as smooth and straightforward as possible.

In terms of fitment, this BFO manifold kit is a direct replacement for the OEM manifold on MerCruiser engines. This means that no modifications are required for installation. Additionally, the BFO 1MZTOX Marine Exhaust Manifold Kit is designed to work with both stock and aftermarket exhaust systems.

In summary, the BFO 1MZTOX Marine Exhaust Manifold Kit is an essential upgrade for MerCruiser engines used in marine applications. This high-quality, robust kit is designed to deliver increased power, improved exhaust flow, and superior durability, making it an excellent investment for boat owners looking to optimize their engine's performance.

Buying a BFO 1MZTox marine exhaust manifold kit for Mercruiser 5.0L, 5.7L, 6.2L, 305 ci, 350ci, and 377ci engines comes with several pros and cons.

Pros:

1. Improved Performance: The BFO 1MZTox exhaust manifold kit is designed to provide better flow and improved performance, leading to increased horsepower and torque.

2. Durability: The kit is made of high-quality materials, including 321 Stainless Steel, ensuring durability and longevity.

3. Easy Installation: The kit comes with all necessary hardware for installation, making it a relatively easy process for experienced DIYers or professional mechanics.

4. Improved Fuel Economy: The improved flow and performance of the exhaust system can lead to better fuel economy, saving you money in the long run.

5. Enhanced Sound: The BFO 1MZTox exhaust manifold kit produces a more powerful and distinctive exhaust note, adding to the overall appeal of your marine engine.

Cons:

1. Cost: The BFO 1MZTox exhaust manifold kit is a significant investment, and the cost may be a deterrent for some buyers.

2. Requires Professional Installation: While the installation process is relatively straightforward, some buyers may prefer to have their exhaust system installed by a professional to ensure proper fitment and function.

3. Potential for Increased Emissions: The improved performance of the exhaust system may result in increased emissions, although the BFO 1MZTox kit is designed to meet EPA emissions standards.

4. Compatibility: The BFO 1MZTox exhaust manifold kit is designed for specific Mercruiser engines, and compatibility may be an issue for some buyers.

Ending Conclusion:

The BFO 1MZTox marine exhaust manifold kit offers several benefits, including improved performance, durability, easy installation, improved fuel economy, and enhanced sound. However, the cost and potential compatibility issues may be deterrents for some buyers. Ultimately, the decision to purchase the kit depends on your individual needs, budget, and marine engine application.

Recommendation:

If you are looking to maximize the performance of your Mercruiser marine engine and are willing to invest in a high-quality exhaust manifold kit, the BFO 1MZTox kit is a solid choice. However, it is essential to ensure compatibility and consider the cost and installation process before making a purchase. If you are unsure, consulting a professional mechanic or marine engine specialist can help you make an informed decision.

Details:

For MerCruiser 5.0L 305 ci, 5.7L 350CI, 6.2L 377ci, and most small block V-8 Engines. Our product is a wet joint manifold. Does not for newer dry-joint manifolds. For Mercruiser GM 5.0 305 and 5.7 350 Engines from the Early 1980to 2002.

Tubes sized and shaped to match cylinder-head exhaust port. K EU Features Made from top quality cast iron for stronger heat durability and stability. High flow design to enable an increase in power and performance. Rugged Performance for Demanding Vehicles, Built trucks, Suva, and high-mileage cars delivers consistent strength under heavy loads harsh conditions.

Product for: Direct for. Return items must be in original condition. As Picture Shown. 860246A10,860246A15,860246A3,860246A7,860246A9,860336A2,860246Q11,87114A19,9-40507,18-1953-2,1819532.

For MCM/MIE GM V8 305, 350, 377 CID Engines 1983 - 2002. Item Quality problem. Aftermarket Direct Fit for OE Replacement, Precision-engineered to match specs straightforward bolt-on installation no major modifications required most applications. Package included.

Type: Exhaust Manifold Kit.ascription and Applications. Condition: Brand New. The reason for return.

Our mechanic will inspect every return item. O ther items >> you might also like. Color: Black. Material: Cast Iron.

For shipping damage case. Return item must be in brand new and unused condition with original tags packaging. Reliable Leak-Proof Sealing, Machined flanges with uniform bolt patterns ensure tight seals standard aftermarket gaskets sold separately. OE/Part number.

Efficient Heat Dissipation, Natural thermal conductivity helps manage engin temperatures and protect adjacent components.

specifications exhaussyste:

  • for models: 350ci, Marine, 305, Mercruiser
  • brand: Bfo
  • mpn: 1mztox
  • california prop 65 warning: California Prop 65 Warning
  • color: Black
  • engine: 5.0l/5.7l/6.2l
  • features: High Quality Material, Easy Installation
  • fitment: For Mercruiser Gm 5.0
  • for mcm/mie gm v8: 305, 350, 377 Cid Engines, For Mercruiser Most Small Block V-8 Engines 5.0l/5.7l/6.2l
  • fitment type: Direct Replacement
  • fuel type: Gasoline
  • items included: As Pics Shown
  • material: Cast Iron
  • note: No Instruction Included
  • notice: This Is Aftermarket Replcement Part
  • oe/oem part number: 860246a10, 860246a15, 860246a3, 860246a7, 860246a9, 860336a2, 860246q11, 87114a19, 9-40507, 18-1953-2, 1819532
  • type: Exhaust Manifold
  • warranty: 1 Year

shipping exhaussyste:

  • carrier: UPS
  • service: UPS Ground
  • transit: 3-5 Days
  • type: Fixed
  • cost: $0.00
  • class: Standard

general exhaussyste:

  • condition: New
  • Boat Parts > Inboard Engines Components > Exhaust Systems

seller exhaussyste:

  • # reviews: 21962
  • city: Elk Grove Village, Illinois
  • rating: 99.3%

offer exhaussyste:

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

payments exhaussyste:

  • wallet: Apple-pay
  • other
  • credit card: Discover

returns exhaussyste:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller
for models: 350ci, marine, 305, mercruiser, california prop 65 warning: california prop 65 warning, engine: 5.0l/5.7l/6.2l, features: high quality material, easy installation, fitment: for mercruiser gm 5.0, for mcm/mie gm v8: 305, 350, 377 cid engines, for mercruiser most small block v-8 engines 5.0l/5.7l/6.2l, fitment type: direct replacement, fuel type: gasoline, items included: as pics shown, note: no instruction included, notice: this is aftermarket replcement part, oe/oem part number: 860246a10, 860246a15, 860246a3, 860246a7, 860246a9, 860336a2, 860246q11, 87114a19, 9-40507, 18-1953-2, 1819532, type: exhaust manifold, warranty: 1 year,
category: boat parts > inboard engines components > exhaust systems, color: black, material: cast iron, sku: 8032799726849623,
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