1. Boat Parts In Otsterndriv Sterndrive Prices For Sale.
  2. sku: 4300358730923604
  3. MERCURY MARINE 915135

MERCURY MARINE 915135 Gm Boat Engine Intake Manifold Spacer 7.4 V8

fits model: 454. make: Volvo, Penta, Mercury.

915135 Mercury Marine Volvo Penta 7.4 L 454 V8 Gm Boat Engine Intake Manifold Spacer

( Brand: Mercury Marine ), ( Manufacturer Part Number: 915135 ), ( Part Type: Intake Engine Manifold Spacer ), ( Country Of Origin: United States )

Review MERCURY MARINE Volvo Penta 7.4 V8 Gm Boat Engine Intake Manifold Spacer fits 454

Introducing the Mercury Marine 915135 Volvo Penta Intake Manifold Spacer, specifically designed for the 7.4L/454ci V8 GM boat engine. This essential component is a must-have for boat owners who are looking to upgrade their engine or ensure optimal performance.

The intake manifold spacer is meticulously engineered to provide additional clearance between the intake manifold and other engine components. This extra space allows for the installation of larger or modified intake systems, enabling increased airflow and improved engine performance.

This intake manifold spacer is manufactured using high-quality materials that are resilient to the harsh marine environment. The engineered composite material offers excellent heat resistance, ensuring that it remains stable and durable even under extreme temperatures.

The Mercury Marine 915135 Volvo Penta Intake Manifold Spacer is precision-machined to ensure a perfect fit for the 7.4L/454ci V8 GM boat engine. Its smooth, contoured design allows for easy installation and integration with the existing engine components.

This intake manifold spacer is an essential upgrade for boat owners who are looking to enhance the power and efficiency of their engine. By providing additional clearance for larger intake systems, it enables improved airflow and better combustion, leading to increased horsepower and torque.

In conclusion, the Mercury Marine 915135 Volvo Penta Intake Manifold Spacer is a crucial addition to any 7.4L/454ci V8 GM boat engine. Its high-quality materials, precision engineering, and ability to accommodate larger intake systems make it an invaluable investment for boat owners seeking to optimize their engine's performance.

Pros and Cons of Buying a Mercury Marine 915135 Volvo Penta 7.4 454 V8 GM Boat Engine Intake Manifold Spacer

1. Improved Engine Performance:

- Pro: Installing a spacer can help increase the height of the intake manifold, allowing for better air intake and improved engine performance.

- Pro: This can lead to increased horsepower and torque, making the boat faster and more responsive.

2. Easy Installation:

- Pro: The Mercury Marine 915135 intake manifold spacer is designed to be a direct replacement for the original intake manifold, making installation relatively straightforward for experienced boat owners or mechanics.

3. Enhanced Fuel Economy:

- Pro: Improved air intake and engine performance can lead to better fuel economy, as the engine runs more efficiently. This can save you money in the long run on fuel costs.

4. Potential for Increased Engine Longevity:

- Pro: By improving the engine's performance and efficiency, the intake manifold spacer may contribute to a longer lifespan for the engine.

5. Cost:

- Con: The cost of purchasing and installing the intake manifold spacer can be a significant investment, especially for boat owners on a budget.

6. Potential for Complex Installation:

- Con: While the installation process may be straightforward for experienced boat owners or mechanics, it could be a more complex process for less experienced individuals. This could result in the need for professional installation, which would add to the overall cost.

7. Risk of Damage During Installation:

- Con: There is a risk of damaging the engine or other components during the installation process if not done correctly. This could lead to additional repair costs.

8. Potential for Reduced Fuel Economy:

- Con: In some cases, the intake manifold spacer may not provide the expected fuel economy benefits, or it could even lead to reduced fuel economy due to increased engine demand.

9. Quality and Reliability:

- Pro: Mercury Marine, as part of the Brunswick Corporation, is a well-known and reputable manufacturer in the marine industry. The Volvo Penta engine is also known for its high-quality and reliability. This gives boat owners confidence in the durability and performance of the intake manifold spacer.

10. Compatibility:

- Pro: The Mercury Marine 915135 intake manifold spacer is specifically designed for the Volvo Penta 7.4 454 V8 GM boat engine, ensuring a perfect fit and compatibility with the engine.

Conclusion:

The Mercury Marine 915135 Volvo Penta 7.4 454 V8 GM Boat Engine Intake Manifold Spacer offers several benefits, including improved engine performance, enhanced fuel economy, and potential for increased engine longevity. However, it also comes with some potential downsides, such as the cost, complexity of installation, and risk of damage. Ultimately, the decision to purchase and install the intake manifold spacer depends on the individual boat owner's budget, experience level, and desired performance improvements. If the benefits outweigh the potential downsides and the boat owner is willing to invest in the improvement, then the intake manifold spacer could be a worthwhile investment.

Details:

What you see in the pictures is what get. Look at pictures closely and ask any questions, I try to describe parts as best can. Thanks -Mike. Shelf 24-9-4-C.

Part was removed from a Volvo Penta 7.4 L Marine Engine. I will do my best to resolve the issue. Please look at all pictures and read entire before buying. Condition: Good used condition.

Mounting hardware is only included if it shown in the pictures.

part #: 915135 price

  • $42.75

specifications otsterndriv:

  • for models: 454
  • for makes: Volvo, Penta, Mercury
  • brand: Mercury Marine
  • mpn: 915135
  • part type: Intake Engine Manifold Spacer
  • country of origin: United States

seller otsterndriv:

  • # reviews: 111417
  • city: Huron, Ohio
  • rating: 99.4%

offer otsterndriv:

  • quantity: 1
  • started: October 29, 2025
  • sold: 0
  • options: Ship-to-home
  • availability: In Stock

returns otsterndriv:

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

payments otsterndriv:

  • wallet: Apple-pay
  • credit card: Diners-club
  • other

shipping otsterndriv:

  • class: Standard, Expedited
  • carrier: USPS, FedEx
  • transit: 3-7 Days
  • type: Calculated
  • cost: $16.90
  • service: USPS Ground Advantage, USPS Priority Mail, FedEx Ground / FedEx Home Delivery, USPS Priority Mail Express

general otsterndriv:

  • Boat Parts > Sterndrive Motors Components > Other
  • condition: Used
for models: 454, for makes: volvo, penta, mercury, part type: intake engine manifold spacer, country of origin: united states,
category: boat parts > sterndrive components, sku: 4300358730923604,
Mercury Marine 915135 Is Similar To:
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1 offer $42.75 USD
  • Used. Offer #1 priced at $42.75 + $18.45 shipping estimate = $61.20* total. I will do my best to resolve the issue. Part was removed from a Volvo Penta 7.4 L Marine Engine.+$18.45 shipping

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