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Home >> Mazda >> 2022 >> MX-5 Miata Club >> Repair and Diagnosis >> Engine Mechanical >> Exhaust System >> Exhaust System Removal/Installation >> Exhaust Manifold Installation Note

Exhaust Manifold Installation Note

  1. Push the position shown in the illustration and move the engine toward the left side of the vehicle.
    G14588296Courtesy of MAZDA MOTORS CORP.
    NOTE:
    • The exhaust manifold can be installed by securing a space for installation. Therefore, the procedure is divided into one person moving the engine and one person installing the exhaust manifold.
  2. Install the exhaust manifold.
    G14588297Courtesy of MAZDA MOTORS CORP.
  3. Turn a shaft of SST (49 E017 5A0) and lower engine until engine mount rubber performs a sitting lightly in front crossmember.
  4. Temporarily tighten the bolt as shown in the illustration.

    RH 

    G14588298Courtesy of MAZDA MOTORS CORP.

    LH 

    G14588299Courtesy of MAZDA MOTORS CORP.
  5. Turn a shaft of SST (49 E017 5A0) and lower engine more.
  6. Tighten the bolt as shown in the illustration.

    RH 

    G14588300Courtesy of MAZDA MOTORS CORP.

    LH 

    G14588301Courtesy of MAZDA MOTORS CORP.

    Tightening torque 

    33-45 Nm {3.4-4.5 kgfm, 25-33 ftlbf}

  7. Remove the SST (49 E017 5A0) and SST (49 UN30 3050).
  8. Temporarily tighten the nut as shown in the illustration.
    G14588302Courtesy of MAZDA MOTORS CORP.
  9. Tighten the nut as shown in the illustration.
    Fig 1: Exhaust Manifold Nuts Tightening Sequence
    G14588303Courtesy of MAZDA MOTORS CORP.

    Tightening torque 

    33-53 Nm {3.4-5.4 kgfm, 25-39 ftlbf}

  10. Temporarily tighten the nut as shown in the illustration.
    G14588304Courtesy of MAZDA MOTORS CORP.
  11. Tighten the nut as shown in the illustration.
    Fig 2: Exhaust Manifold Nuts Tightening Sequence
    G14588305Courtesy of MAZDA MOTORS CORP.

    Tightening torque 

    43-64 Nm {4.4-6.5 kgfm, 32-47 ftlbf}

  12. Tighten the nut as shown in the illustration.
    Fig 3: Exhaust Manifold Nuts Tightening Sequence
    G14588306Courtesy of MAZDA MOTORS CORP.

    Tightening torque 

    43-64 Nm {4.4-6.5 kgfm, 32-47 ftlbf}

  13. Tighten the bolts shown in the illustration.
    Fig 4: SST Bolts With Torque Specification
    G14588307Courtesy of MAZDA MOTORS CORP.
  14. Connect the hose clip shown in the illustration.
    G14588308Courtesy of MAZDA MOTORS CORP.
  15. Tighten the nut shown in the illustration.
    Fig 5: Exhaust Manifold Nuts With Torque Specification
    G14588309Courtesy of MAZDA MOTORS CORP.
  16. Install the front crossmember under cover. (See FRONT CROSSMEMBER UNDER COVER REMOVAL/INSTALLATION .)
  17. Install the front splash shield No. 1. (See FRONT SPLASH SHIELD No. 1 REMOVAL/INSTALLATION .)
  18. Install the front mudguard No. 2. (See FRONT MUDGUARD REMOVAL/INSTALLATION .)
  19. Install the front wheels and tires. (See GENERAL PROCEDURES (SUSPENSION) .)
  20. Install the front suspension tower bar (joint) and front suspension tower bar (RH). (With front suspension tower bar) (See FRONT SUSPENSION TOWER BAR REMOVAL/INSTALLATION .)
  21. Install the ground cable shown in the illustration.
    Fig 6: Ground Cable Bolts With Torque Specification
    G14588310Courtesy of MAZDA MOTORS CORP.