Dayco
Timing Component Kit

Dayco 84090 Engine Timing Belt Component Kit

Brand Dayco 84090
Product line Timing Component Kit
Fits Ford and Mercury · 18 vehicles

Timing component kit. Conveniently bundles engine timing belt components in one package.

Engine timing belt kit. A complete set for timing belt service and replacement.

Cross-references Armormark TBK090, CARQUEST 84090 and Duralast 84090 for the same application. See all 3.

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Timing Component Kit for Ford and Mercury

Dayco Timing Component Kit 84090 is an engine timing belt component kit for select Ford and Mercury vehicles. It is built for applications that require a camshaft belt tensioner and camshaft belt idlers, with hydraulic actuator not included in the kit.

Key Features

  • Dayco Timing Component Kit, part number 84090
  • Engine timing belt component kit for valve train service
  • Includes camshaft belt tensioner and camshaft belt idlers
  • Hydraulic actuator not included
  • Fits select Ford Focus, Escort, Contour, and Mercury Cougar and Mystique applications

Fitment Details

  • Fits 2000-2004 Ford Focus, N/A; includes camshaft belt tensioner and 2 camshaft belt idlers; hydraulic actuator not included.
  • Fits 2000-2003 Ford Escort, N/A; includes camshaft belt tensioner and 2 camshaft belt idlers; hydraulic actuator not included.
  • Fits 2000-2002 Mercury Cougar, N/A; includes camshaft belt tensioner and 2 camshaft belt idlers; hydraulic actuator not included.
  • Fits 2000 Ford Contour, N/A; includes camshaft belt tensioner and 2 camshaft belt idlers; hydraulic actuator not included.
  • Fits 2000 Mercury Mystique, N/A; includes camshaft belt tensioner and 2 camshaft belt idlers; hydraulic actuator not included.
  • Fits 1999 Ford Contour, N/A; includes camshaft belt tensioner and 2 camshaft belt idlers; w/o belt, manufactured after 3/29/99.
  • Fits 1999 Ford Escort, N/A; includes camshaft belt tensioner and 2 camshaft belt idlers; w/o belt, manufactured after 3/23/99.
  • Fits 1999 Mercury Cougar, N/A; includes camshaft belt tensioner and 2 camshaft belt idlers; w/o belt, manufactured after 3/29/99.
  • Fits 1999 Mercury Mystique, N/A; includes camshaft belt tensioner and 2 camshaft belt idlers; w/o belt, manufactured after 3/29/99.

What This Kit Helps Address

  • Timing belt service on Ford Focus, Escort, Contour, Cougar, and Mystique engines
  • Worn or noisy camshaft belt tensioner components
  • Idler wear that can affect belt tracking and timing stability
  • Repair needs after timing system inspection or scheduled maintenance
  • Replacement of timing component parts on listed 1999-2004 applications

Installation Notes

Verify engine build date and application details before ordering, especially for 1999 Ford and Mercury models with production-date notes. Confirm whether your vehicle requires a belt separately, since some listed applications specify w/o belt. This part cross-references CARQUEST 84090 and Duralast 84090 for the same application.

Quality Assurance

Dayco Timing Component Kit 84090 is cataloged as an engine timing belt component kit for the listed Ford and Mercury fitments. Use the vehicle notes and production-date requirements to confirm the correct application before installation.

This part fits 18 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2004FordFocus2.0LL4N/AIncludes: Camshaft Belt Tensioner, 2 Camshaft Belt Idlers (Hydraulic Actuator not Included); Timing Component Kit
2003FordEscort——N/AIncludes: Camshaft Belt Tensioner, 2 Camshaft Belt Idlers (Hydraulic Actuator not Included); Timing Component Kit
2003FordFocus2.0LL4N/AIncludes: Camshaft Belt Tensioner, 2 Camshaft Belt Idlers (Hydraulic Actuator not Included); Timing Component Kit
2002FordEscort——N/AIncludes: Camshaft Belt Tensioner, 2 Camshaft Belt Idlers (Hydraulic Actuator not Included); Timing Component Kit
2002FordFocus——N/AIncludes: Camshaft Belt Tensioner, 2 Camshaft Belt Idlers (Hydraulic Actuator not Included); Timing Component Kit
2002MercuryCougar2.0LL4N/AIncludes: Camshaft Belt Tensioner, 2 Camshaft Belt Idlers (Hydraulic Actuator not Included); Timing Component Kit
2001FordEscort——N/AIncludes: Camshaft Belt Tensioner, 2 Camshaft Belt Idlers (Hydraulic Actuator not Included); Timing Component Kit
2001FordFocus——N/AIncludes: Camshaft Belt Tensioner, 2 Camshaft Belt Idlers (Hydraulic Actuator not Included); Timing Component Kit
2001MercuryCougar2.0LL4N/AIncludes: Camshaft Belt Tensioner, 2 Camshaft Belt Idlers (Hydraulic Actuator not Included); Timing Component Kit
2000FordContour2.0LL4N/AIncludes: Camshaft Belt Tensioner, 2 Camshaft Belt Idlers (Hydraulic Actuator not Included); Timing Component Kit
2000FordEscort——N/AIncludes: Camshaft Belt Tensioner, 2 Camshaft Belt Idlers (Hydraulic Actuator not Included); Timing Component Kit
2000FordFocus——N/AIncludes: Camshaft Belt Tensioner, 2 Camshaft Belt Idlers (Hydraulic Actuator not Included); Timing Component Kit
2000MercuryCougar2.0LL4N/AIncludes: Camshaft Belt Tensioner, 2 Camshaft Belt Idlers (Hydraulic Actuator not Included); Timing Component Kit
2000MercuryMystique2.0LL4N/AIncludes: Camshaft Belt Tensioner, 2 Camshaft Belt Idlers (Hydraulic Actuator not Included); Timing Component Kit
1999FordContour2.0LL4N/AIncludes: Camshaft Belt Tensioner, 2 Camshaft Belt Idlers (Hydraulic Actuator not Included); w/o Belt, Mfg. After 3/29/99; Timing Component Kit
1999FordEscort——N/AIncludes: Camshaft Belt Tensioner, 2 Camshaft Belt Idlers (Hydraulic Actuator not Included); w/o Belt, Mfg. After 3/23/99; Timing Component Kit
1999MercuryCougar2.0LL4N/AIncludes: Camshaft Belt Tensioner, 2 Camshaft Belt Idlers (Hydraulic Actuator not Included); w/o Belt, Mfg. After 3/29/99; Timing Component Kit
1999MercuryMystique2.0LL4N/AIncludes: Camshaft Belt Tensioner, 2 Camshaft Belt Idlers (Hydraulic Actuator not Included); w/o Belt, Mfg. After 3/29/99; Timing Component Kit
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Armormark — TBK090CARQUEST — 84090Duralast — 84090