Apex ATC5050 Engine Camshaft Seal - Front

Brand Apex ATC5050
Position Front
Fits INFINITI, Mercury, and Nissan · 87 vehicles

Camshaft seal. Helps keep engine oil contained at the camshaft opening.

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Front Camshaft Seal for Nissan and INFINITI

The Apex ATC5050 is a front engine camshaft seal for a wide range of Nissan, INFINITI, and Mercury applications. It is used to help maintain proper sealing at the camshaft area and support clean engine operation in front-mounted seal locations.

Key Features

  • Front camshaft seal for engine sealing service
  • Fits a broad range of Nissan, INFINITI, and Mercury vehicles
  • Direct-fit application coverage for front seal replacement
  • Part number ATC5050 for accurate ordering and lookup

Vehicle Fitment

  • Fits 1999-2004 Nissan Frontier, front
  • Fits 2000-2004 Nissan Xterra, front
  • Fits 1993-2002 Mercury Villager, front
  • Fits 1993-2002 Nissan Quest, front
  • Fits 1997-2000 INFINITI QX4, front
  • Fits 1987-2000 Nissan Pathfinder, front
  • Fits 1995 Nissan Pickup, front
  • Fits 1986-1994 Nissan D21, front
  • Fits 1985-1994 Nissan Maxima, front
  • Fits 1990-1992 INFINITI M30, front
  • Fits 1984-1989 Nissan 300ZX, front
  • Fits 1987-1988 Nissan 200SX, front, w/o Dust Seals
  • Fits 1984-1986 Nissan 200SX, front
  • Fits 1983-1986 Nissan Sentra, front

Common Replacement Uses

  • Oil seepage at the front camshaft seal area
  • Seal wear from age, heat, and mileage
  • Leak repair during timing or front engine service
  • Restoring proper sealing on Nissan Frontier, Xterra, and Pathfinder engines
  • Front seal replacement on Nissan Quest, Maxima, and 300ZX applications

Installation Notes and Tips

Confirm the engine application and front seal location before installation. Clean the sealing surface thoroughly and inspect the camshaft area for wear, scoring, or contamination that could affect seal performance. On 1987-1988 Nissan 200SX applications, verify the note for use without dust seals. The part number ATC5050 should be matched to the vehicle and engine configuration before service begins.

Quality Assurance

Apex ATC5050 is cataloged as an engine sealing component for specified Nissan, INFINITI, and Mercury applications. Use the confirmed fitment list to verify the correct front camshaft seal for your vehicle before installation.

This part fits 87 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
2004NissanFrontier—3.3LV6Front—
2004NissanXterra—3.3LV6Front—
2003NissanFrontier—3.3LV6Front—
2003NissanXterra—3.3LV6Front—
2002MercuryVillager—3.3LV6Front—
2002NissanFrontier—3.3LV6Front—
2002NissanQuest—3.3LV6Front—
2002NissanXterra—3.3LV6Front—
2001MercuryVillager—3.3LV6Front—
2001NissanFrontier—3.3LV6Front—
2001NissanQuest—3.3LV6Front—
2001NissanXterra—3.3LV6Front—
2000INFINITIQX4—3.3LV6Front—
2000MercuryVillager—3.3LV6Front—
2000NissanFrontier—3.3LV6Front—
2000NissanPathfinder—3.3LV6Front—
2000NissanQuest—3.3LV6Front—
2000NissanXterra—3.3LV6Front—
1999INFINITIQX4—3.3LV6Front—
1999MercuryVillager—3.3LV6Front—
1999NissanFrontier—3.3LV6Front—
1999NissanPathfinder—3.3LV6Front—
1999NissanQuest—3.3LV6Front—
1998INFINITIQX4—3.3LV6Front—
1998MercuryVillager—3.0LV6Front—
1998NissanPathfinder—3.3LV6Front—
1998NissanQuest—3.0LV6Front—
1997INFINITIQX4—3.3LV6Front—
1997MercuryVillager—3.0LV6Front—
1997NissanPathfinder—3.3LV6Front—
1997NissanQuest—3.0LV6Front—
1996MercuryVillager—3.0LV6Front—
1996NissanPathfinder—3.3LV6Front—
1996NissanQuest—3.0LV6Front—
1995MercuryVillager—3.0LV6Front—
1995NissanPathfinder—3.0LV6Front—
1995NissanPickup—3.0LV6Front—
1995NissanQuest—3.0LV6Front—
1994MercuryVillager—3.0LV6Front—
1994NissanD21—3.0LV6Front—
1994NissanMaximaGXE3.0LV6Front—
1994NissanPathfinder—3.0LV6Front—
1994NissanQuest—3.0LV6Front—
1993MercuryVillager—3.0LV6Front—
1993NissanD21—3.0LV6Front—
1993NissanMaximaGXE3.0LV6Front—
1993NissanPathfinder—3.0LV6Front—
1993NissanQuest—3.0LV6Front—
1992INFINITIM30—3.0LV6Front—
1992NissanD21—3.0LV6Front—
1992NissanMaximaGXE3.0LV6Front—
1992NissanPathfinder—3.0LV6Front—
1991INFINITIM30—3.0LV6Front—
1991NissanD21—3.0LV6Front—
1991NissanMaxima—3.0LV6Front—
1991NissanPathfinder—3.0LV6Front—
1990INFINITIM30—3.0LV6Front—
1990NissanD21—3.0LV6Front—
1990NissanMaxima—3.0LV6Front—
1990NissanPathfinder—3.0LV6Front—
1989Nissan300ZX—3.0LV6Front—
1989NissanD21—3.0LV6Front—
1989NissanMaxima—3.0LV6Front—
1989NissanPathfinder—3.0LV6Front—
1988Nissan200SX—2.0LL4Frontw/o Dust Seals
1988Nissan300ZX—3.0LV6Front—
1988NissanD21—3.0LV6Front—
1988NissanMaxima—3.0LV6Front—
1988NissanPathfinder—3.0LV6Front—
1987Nissan200SX—2.0LL4Frontw/o Dust Seals
1987Nissan300ZX—3.0LV6Front—
1987NissanD21—3.0LV6Front—
1987NissanMaxima—3.0LV6Front—
1987NissanPathfinder—3.0LV6Front—
1986Nissan200SX—1.8LL4Front—
1986Nissan300ZX—3.0LV6Front—
1986NissanD21—3.0LV6Front—
1986NissanMaxima—3.0LV6Front—
1986NissanSentra—1.7LL4Front—
1985Nissan200SX—1.8LL4Front—
1985Nissan300ZX—3.0LV6Front—
1985NissanMaxima—3.0LV6Front—
1985NissanSentra—1.7LL4Front—
1984Nissan200SX—1.8LL4Front—
1984Nissan300ZX—3.0LV6Front—
1984NissanSentra—1.7LL4Front—
1983NissanSentra—1.7LL4Front—