Powerhead Base Gasket - Mercury

Adapter Plate Gasket Mercury 27-385011
Your Price:
$4.99

Normally Ships in 7-10 Days. Rush proccessing is available on Mallory items: See here.

Adapter Plate Gasket Mercury 27-385011

676-9-60042

Adapter Plate Gasket
Replaces: Mercury 27-385011
Fits: 35-70 hp

Mallory Marine offers better late model coverage for outboards than most other aftermarket companies including coverage for import engines such as Yamaha, Nissan / Tohatsu and Suzuki in addition to the most common domestic models. Every gasket sealing application is unique in its own way that's why our gaskets are manufactured from the latest in high tech materials to achieve the best performance for each specific application.

    Outboard Gasket Features
  • Head gaskets with Stainless Steel fire rings
  • Silicone beading in critical hard to seal areas
  • Advanced micro-pore technology materials in many applications for ultimate performance


Base Gasket Mercury 27-43007-5
Your Price:
$8.99

Normally Ships in 7-10 Days. Rush proccessing is available on Mallory items: See here.

Base Gasket Mercury 27-43007-5

676-9-60043

Base Gasket
Replaces: Mercury 27-43007-5
Fits: 100-125 4 cyl.

Mallory Marine offers better late model coverage for outboards than most other aftermarket companies including coverage for import engines such as Yamaha, Nissan / Tohatsu and Suzuki in addition to the most common domestic models. Every gasket sealing application is unique in its own way that's why our gaskets are manufactured from the latest in high tech materials to achieve the best performance for each specific application.

    Outboard Gasket Features
  • Head gaskets with Stainless Steel fire rings
  • Silicone beading in critical hard to seal areas
  • Advanced micro-pore technology materials in many applications for ultimate performance


Base Gasket Mercury 27-69238-1
Your Price:
$5.99

Normally Ships in 7-10 Days. Rush proccessing is available on Mallory items: See here.

Base Gasket Mercury 27-69238-1

676-9-60044

Base Gasket
Replaces: Mercury 27-69238-1
Fits: 75-140 hp

Mallory Marine offers better late model coverage for outboards than most other aftermarket companies including coverage for import engines such as Yamaha, Nissan / Tohatsu and Suzuki in addition to the most common domestic models. Every gasket sealing application is unique in its own way that's why our gaskets are manufactured from the latest in high tech materials to achieve the best performance for each specific application.

    Outboard Gasket Features
  • Head gaskets with Stainless Steel fire rings
  • Silicone beading in critical hard to seal areas
  • Advanced micro-pore technology materials in many applications for ultimate performance


Base Gasket Mercury 27-823142-2
Your Price:
$38.99

Normally Ships in 7-10 Days. Rush proccessing is available on Mallory items: See here.

Base Gasket Mercury 27-823142-2

676-9-60045

Base Gasket
Replaces: Mercury 27-823142-2
Fits: V-6 small hole Exhaust

Mallory Marine offers better late model coverage for outboards than most other aftermarket companies including coverage for import engines such as Yamaha, Nissan / Tohatsu and Suzuki in addition to the most common domestic models. Every gasket sealing application is unique in its own way that's why our gaskets are manufactured from the latest in high tech materials to achieve the best performance for each specific application.

    Outboard Gasket Features
  • Head gaskets with Stainless Steel fire rings
  • Silicone beading in critical hard to seal areas
  • Advanced micro-pore technology materials in many applications for ultimate performance


Base Gasket Mercury 27-99176-4
Your Price:
$9.99

Normally Ships in 7-10 Days. Rush proccessing is available on Mallory items: See here.

Base Gasket Mercury 27-99176-4

676-9-60046

Base Gasket
Replaces: Mercury 27-99176-4
Fits: 175 / 200 / V-6 Laser small hole

Mallory Marine offers better late model coverage for outboards than most other aftermarket companies including coverage for import engines such as Yamaha, Nissan / Tohatsu and Suzuki in addition to the most common domestic models. Every gasket sealing application is unique in its own way that's why our gaskets are manufactured from the latest in high tech materials to achieve the best performance for each specific application.

    Outboard Gasket Features
  • Head gaskets with Stainless Steel fire rings
  • Silicone beading in critical hard to seal areas
  • Advanced micro-pore technology materials in many applications for ultimate performance


Performance Series Spark Plugs - A/C .460" reach, 5/8" hex, tapered
Your Price:
$4.99

Performance Series Spark Plugs - A/C .460" reach, 5/8" hex, tapered

620-MR43T

Performance Series Spark Plugs - A/C .460" reach, 5/8" hex, tapered

These are the most commonly used performance plugs today! These are a stock replacement for Mercruiser BBC and SBC motors.

Ribbed Suppressor Seal, which extends resistance and prevents spark 'flash over' and misfire. Nickel-chrome alloy sheathing to help prevent corrosion on center electrode.

  • Heat Range: 3
  • Resistor Plug: Yes
  • Gap (In): 0.040 Inch
  • Thread Reach (In): 0.430 Inch

Note: Colder plugs work best in supercharged applications and warmer plugs in general performance uses. Most cast iron cylinder heads use tapered spark plug while most aluminum heads use a gasket style plug.