MERCURY MARINE 27-802657 Quicksilver Intake Gasket Set 7.4

( Brand: Mercury Marine ), ( Manufacturer Part Number: 27-802657 ), ( Part Type: Intake Gasket ), ( Country/region Of Manufacture: United States )

Review MERCURY MARINE Quicksilver Intake Gasket Set Oem 7.4 fits MERCRUISER 454

The Mercury Marine 27-802657 QuickSilver Mercruiser Intake Gasket Set is an essential replacement part designed for MerCruiser engines with a displacement of 7.4 liters and a model number starting with "454." This intake gasket set is specifically engineered to provide a reliable seal between the engine block and the intake manifold, ensuring optimal engine performance.

The gasket set comprises multiple gaskets, including the main intake gasket, the exhaust port gasket, and the manifold to cylinder head gaskets. These gaskets are meticulously crafted from a high-performance material that offers superior sealing capabilities, ensuring a tight seal even under high-pressure conditions.

The main intake gasket is designed to seal the area where the intake manifold meets the engine block. It features a precise contour to match the engine's surface and is engineered to withstand the extreme temperatures and pressures generated by the engine.

The exhaust port gasket, on the other hand, seals the area around the exhaust ports in the engine block. This gasket is essential for preventing exhaust gases from leaking into the coolant system, which could cause significant damage to the engine.

The manifold to cylinder head gaskets are responsible for sealing the connection between the intake manifold and the cylinder heads. These gaskets are critical for preventing coolant and oil from mixing, as well as for ensuring that the combustion gases produced by the engine are properly contained.

Each gasket in the set is designed to fit perfectly in its respective location, ensuring a precise and reliable seal. The gaskets are also pre-molded to accommodate the engine's hardware, such as bolts and studs, making the installation process easier and more efficient.

In summary, the Mercury Marine 27-802657 QuickSilver Mercruiser Intake Gasket Set is a high-quality replacement part that is specifically engineered to provide a reliable seal between the engine block and the intake manifold on MerCruiser engines with a displacement of 7.4 liters and a model number starting with "454." The set includes all necessary gaskets, including the main intake gasket, exhaust port gasket, and manifold to cylinder head gaskets, and is designed for easy installation.

Mercury Marine 27-802657 QuickSilver Intake Gasket Set (7.4 454) - A Detailed Analysis

The Mercury Marine 27-802657 QuickSilver Intake Gasket Set is designed for use in MerCruiser engines with the model number 7.4 454. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this gasket set, ending with a conclusion and recommendation.

1. OEM Compatibility: This gasket set is manufactured by Mercury Marine, ensuring it is an original equipment manufacturer (OEM) part. It is specifically designed and engineered to fit the MerCruiser 7.4 454 engine, ensuring a precise and accurate fit.

2. Leak Prevention: Intake gaskets are responsible for sealing the intake manifold to the engine block, preventing coolant and oil leaks. The high-quality materials used in the Mercury Marine QuickSilver Intake Gasket Set are designed to provide a long-lasting seal, reducing the risk of leakage.

3. Improved Engine Performance: A proper sealing intake system can improve engine performance by maintaining optimal air-fuel mixture, leading to more power and better fuel efficiency.

4. Reduced Maintenance Costs: By preventing leaks and improving engine performance, this gasket set can help reduce long-term maintenance costs associated with engine repairs.

1. Cost: The Mercury Marine 27-802657 QuickSilver Intake Gasket Set may be more expensive compared to aftermarket alternatives. However, the OEM quality and compatibility may justify the additional cost for some customers.

2. Installation Complexity: Installing intake gaskets can be a complex process, especially in larger engines like the MerCruiser 7.4 454. It may require specialized tools and technical knowledge, potentially leading to additional labor costs.

The Mercury Marine 27-802657 QuickSilver Intake Gasket Set offers several advantages, including OEM compatibility, leak prevention, improved engine performance, and potential long-term cost savings. However, it may come with a higher cost and installation complexity compared to aftermarket alternatives. Ultimately, the decision to purchase this gasket set depends on the individual's priorities and budget.

If you value the OEM quality, precision fit, and long-term performance benefits, the Mercury Marine 27-802657 QuickSilver Intake Gasket Set is a solid investment for your MerCruiser 7.4 454 engine. However, if you are looking for a more budget-friendly alternative, you may consider researching high-quality aftermarket gasket sets from reputable manufacturers. Remember to carefully consider the compatibility, installation complexity, and potential long-term savings when making your decision.

Details:

This is a new OEM part that has been packaged for shipping. Up for sale is a Mercury Marine / Quicksilver MerCruiser intake gasket set part number 27-802657 7.4L MPI engines.

part #: 27802657 prices

• $79.99-$112.93

specifications otsterndriv:

• for models: 454, Mercruiser
• for makes: Mercury
• brand: Mercury Marine
• mpn: 27-802657
• part type: Intake Gasket
• country/region of manufacture: United States

general otsterndriv:

• Boat Parts > Sterndrive Motors Components > Other
• condition: New other see details

returns otsterndriv:

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

payments otsterndriv:

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

seller otsterndriv:

• # reviews: 10471
• city: Mesa, Arizona
• rating: 100.0%

shipping otsterndriv:

• cost: $0.00
• service: USPS Ground Advantage
• class: Standard
• type: Fixed
• carrier: USPS
• transit: 3-8 Days

offer otsterndriv:

• sold: 0
• started: March 26, 2025
• options: Ship-to-home
• availability: In Stock
• quantity: 1

Mercury Marine 27-802657 Is Similar To:

• 862365 Mercury Mercruiser Mag Horizon Ho Engine Cover Like New Near (35.9% similar) Decals are in great condition. A few small scratches. In great near perfect condition...(October 14th, 2018)
• 10-35366 Mercury Mercruiser Stern Drive Engine Screw (40.3% similar) New oem part...(October 25th, 2018)
• 10-42253 Mercury Mercruiser Alpha Bravo Stern Drive Pivot Bolt (38.8% similar) Ii 0D469859 thru 0F679999 mercruiser alpha one gen. Cat new oem part. Mercury pivot bolt this bolt is for use on various mercruiser stern drives. Feel free to call and order. Ii 0F680000 thru 0K999999 mercruiser alpha one gen. Fits:alpha one gen...(September 29th, 2018)
• 10-49956 Quicksilver Mercury Mercruiser Bravo Alpha Oil Pan Drain Screw (44.6% similar) Quicksilver drain screw for use on many mercruiser, bravo alpha stern drive engines. Over 100 mercruiser stern drives use this oil pan drain plug...(October 1st, 2018)
• 10-59645 Quicksilver Mercury Mariner Mercruiser Alpha Bravo Screw (45.1% similar) New oem part. 750FOR various Mercury Mariner outboard and mercruiser stern drive engines. Quicksilver screw...(October 23rd, 2018)
• 10-805611 Quicksilver Mercury Mercruiser Bravo Manifold Bolt (48.2% similar) 4l related part numbers: number quicksilver bolt for use on 4l V-8 gm mercruiser bravo ii stern drive engines from Mercury 2 v8...(October 7th, 2018)
• 10.38 X 13 Mercury Quicksilver Propeller Prop Pitch (40.6% similar) 38 x 13 pitch propeller. Small chip in the one blade some paint removed and scratches. Exchange when available or credit towards new replacement only. Standard rotation. Quicksilver Mercury propeller 10-3 8X13 prop 10...(December 6th, 2018)
• 105255 Mercruiser Mercury Trim Tilt Pump Solenoid (30.2% similar) It is in good working condition. It comes as pictured. Trim pump this is a used mercruiser with 1 solenoid as pictured. The return line hole appears to be stripped, see pictures...(September 30th, 2018)
• 105921 Mercury Power Trim Pump Works Tested Mercruiser (32.1% similar) Good used condition working order...(January 23rd, 2019)
• 105932 Mercury Power Pump Mercruiser Sterndrive (40.3% similar) ...(October 20th, 2018)
• 11-32522 Mercury Pack Of Mercruiser Vintage Gimbal Splined Nut (48.9% similar) Part number Mercury Marine splinted screw nut transom plate to gimbals housing new oem factory that is now obsolete. For use on vintage mercruiser stern drive engines from fits: I thru IA Ibo ic package of...(February 18th, 2019)