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Replacement Parts for Mazda Spark Plug
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Mazda Spark Plug

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  • Denso Iridium Power™ Spark Plug for Mazda - 5719

    Denso® Iridium Power™ Spark Plug for Mazda

    PartNumber: 5719
    Product Specifications
    • Electrode Material: Iridium
    • Heat Range: 27
    • Nominal Gap: 0.4 mm
    • UPC: 042511057197
    • Part Description: Mazda Iridium Power™ Spark Plug
    More Info
    $25.12
  • Denso Iridium Power™ Spark Plug for Mazda - 5720

    Denso® Iridium Power™ Spark Plug for Mazda

    PartNumber: 5720
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .028" (0.7 mm)
    • Heat Range: 31
    • Hex Size: 13/16" (21 mm)
    • Nominal Gap: 0.7 mm
    • Overall Height: Extended Height
    • Reach: 21.5 mm (.846")
    • Seat Type: Gasket
    • Terminal Type: Removable Nut
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511057203
    • Part Description: Mazda Iridium Power™ Spark Plug
    More Info
    $25.12
  • Denso Iridium Power™ Spark Plug for Mazda - 5752

    Denso® Iridium Power™ Spark Plug for Mazda

    PartNumber: 5752
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 31
    • Hex Size: 13/16" (21 mm)
    • Nominal Gap: 1.1 mm
    • Overall Height: Extended Height
    • Reach: 19 mm (3/4")
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511057524
    • Part Description: Mazda Iridium Power™ Spark Plug
    More Info
    $25.12
  • Denso Iridium Power™ Spark Plug for Mazda - 5754

    Denso® Iridium Power™ Spark Plug for Mazda

    PartNumber: 5754
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 27
    • Hex Size: 13/16" (21 mm)
    • Nominal Gap: 1.1 mm
    • Overall Height: Extended Height
    • Reach: 21 mm (.827")
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511057548
    • Part Description: Mazda Iridium Power™ Spark Plug
    More Info
    $25.12
  • Denso Iridium Long-Life Spark Plug for Mazda - 3371

    Denso® Iridium Long-Life Spark Plug for Mazda

    PartNumber: 3371
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .031" (0.8 mm)
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 0.8 mm
    • Overall Height: ISO
    • Reach: 19 mm (3/4")
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511033719
    • Part Description: Mazda Iridium Long-Life Spark Plug
    More Info
    $10.22
  • Denso Hot Type Iridium Long-Life Spark Plug for Mazda - 3435

    Denso® Hot Type Iridium Long-Life Spark Plug for Mazda

    PartNumber: 3435
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .031" (0.8 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 0.8 mm
    • Overall Height: ISO
    • Reach: 19 mm (3/4")
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • Part Description: Mazda Hot Type Iridium Long-Life Spark Plug
    More Info
    $10.26
  • Denso Iridium Long-Life Spark Plug for Mazda - 3412

    Denso® Iridium Long-Life Spark Plug for Mazda

    PartNumber: 3412
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.1 mm
    • Overall Height: ISO
    • Reach: 19 mm (3/4")
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511034129
    • Part Description: Mazda Iridium Long-Life Spark Plug
    More Info
    $9.28
  • Denso Iridium Long-Life Spark Plug for Mazda - 3370

    Denso® Iridium Long-Life Spark Plug for Mazda

    PartNumber: 3370
    Product Specifications
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium-Rhodium Alloy
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Chip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.032
    • Reach: 19.00
    • Resistance: 5000
    • Seat Type: Flat
    • Thread Diameter: 0.551
    • UPC: 042511033702
    • Part Description: Mazda Iridium Long-Life Spark Plug
    More Info
    $9.49
  • Denso Iridium Long-Life Spark Plug for Mazda - 3372

    Denso® Iridium Long-Life Spark Plug for Mazda

    PartNumber: 3372
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 22
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.1 mm
    • Overall Height: ISO
    • Reach: 19 mm (3/4")
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511033726
    • Part Description: Mazda Iridium Long-Life Spark Plug
    More Info
    $9.57
  • Denso Hot Type Iridium Long-Life Spark Plug for Mazda - 3443

    Denso® Hot Type Iridium Long-Life Spark Plug for Mazda

    PartNumber: 3443
    Product Specifications
    • Center Electrode Design: Fine Wire
    • Center Electrode Tip Material: 0.7mm Iridium; Iridium-Rhodium Alloy
    • Drive Size: 13/16 in
    • Gap - Factory Preset: 1.1 mm = 0.044 in
    • Ground Configuration: Standard
    • Ground Electrode Configuration: Single
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Chip
    • Ground Electrode Tip Material: Platinum
    • Hex Size: 16.0
    • Insulator Material: Ceramic
    • Insulator Type: Projected
    • Internet Product Code (IPC): D2CC86F63F1
    • Item has MSDS (SDS): N
    • Manufacturer Heat Range: 16
    • Manufacturer Heat Range Number: 20
    • MFG Brand Name: DENSO Auto Parts
    • MFG Model # (Series): 3443
    • MFG Name: DENSO
    • Pre-Gap Size: 0.044
    • Reach: 19.00
    • Resistance: 5000
    • Resistor: Yes
    • Seat Style: Gasket
    • Seat Type: Flat
    • Short Style: No
    • Supplier Company Name: DENSO
    • Thread Diameter: 0.551
    • Thread Size: 14mm
    • UPC: 042511034433
    • Part Description: Mazda Hot Type Iridium Long-Life Spark Plug
    More Info
    $9.49
  • Denso Iridium TT™ Spark Plug for Mazda - 4718

    Denso® Iridium TT™ Spark Plug for Mazda

    PartNumber: 4718
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: ISO
    • Reach: 25 mm (1")
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047181
    • Part Description: Mazda Iridium TT™ Spark Plug
    More Info
    $7.96
  • Denso Iridium TT™ Spark Plug for Mazda - 4719

    Denso® Iridium TT™ Spark Plug for Mazda

    PartNumber: 4719
    Product Specifications
    • Electrode Material: Iridium
    • Gap: 1.0 mm
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Overall Height: ISO
    • Reach: 25 mm (1")
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047198
    • Part Description: Mazda Iridium TT™ Spark Plug
    More Info
    $7.79
  • Denso Double Platinum Spark Plug for Mazda - 3173

    Denso® Double Platinum Spark Plug for Mazda

    PartNumber: 3173
    Product Specifications
    • Electrode Material: Platinum
    • Gap: .031" (0.8 mm)
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Insulator Type: Long Projection
    • Nominal Gap: 0.8 mm
    • Overall Height: ISO
    • Reach: 19 mm (3/4")
    • Seat Type: Gasket
    • Spark Plug Reach: 0.748"
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511031739
    • Part Description: Mazda Double Platinum Spark Plug
    More Info
    $7.89
  • Denso Iridium Power™ Spark Plug for Mazda - 5338

    Denso® Iridium Power™ Spark Plug for Mazda

    PartNumber: 5338
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.1 mm
    • OE Part Number: ITV16
    • Overall Height: ISO
    • Reach: 25 mm (1")
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053380
    • Part Description: Mazda Iridium Power™ Spark Plug
    More Info
    $7.01
  • Denso Iridium Power™ Spark Plug for Mazda - 5339

    Denso® Iridium Power™ Spark Plug for Mazda

    PartNumber: 5339
    Product Specifications
    • Center Electrode Core Material: Copper
    • Electrode Material: Iridium
    • Gap: 1.1 mm
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Tip Design: Tapercut, U-Groove
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • OE Part Number: ITV20
    • Overall Height: ISO
    • Reach: 25 mm (1")
    • Resistance: 5000 Ohms
    • Seat Type: Tapered
    • Spark Plug Reach: 25 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053397
    • Wrench Diameter: 16 mm
    • Part Description: Mazda Iridium Power™ Spark Plug
    More Info
    $6.84
  • Denso Iridium Long-Life Spark Plug for Mazda - 5087

    Denso® Iridium Long-Life Spark Plug for Mazda

    PartNumber: 5087
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.1 mm
    • OE Part Number: ZT20EPR11
    • Overall Height: JIS
    • Reach: 18.00 mm
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14.00 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511050877
    • Wrench Diameter: 16 mm
    • Part Description: Mazda Iridium Long-Life Spark Plug
    More Info
    $5.83
  • Denso Iridium TT™ Hot Type Spark Plug for Mazda - 4701

    Denso® Iridium TT™ Hot Type Spark Plug for Mazda

    PartNumber: 4701
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: ISO
    • Reach: 19 mm (3/4")
    • Resistance: 5000 Ohms
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047013
    • Part Description: Mazda Iridium TT™ Hot Type Spark Plug
    More Info
    $6.67
  • Denso Iridium TT™ Cold Type Spark Plug for Mazda - 4702

    Denso® Iridium TT™ Cold Type Spark Plug for Mazda

    PartNumber: 4702
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Twin -Tip
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Material: Nickel
    • Nominal Gap: 1 mm
    • Overall Height: ISO
    • Reach: 19 mm (3/4")
    • Resistance: 5000 Ohms
    • Seat Type: Gasket
    • Spark Plug Reach: 19 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047020
    • Wrench Diameter: 16 mm
    • Part Description: Mazda Iridium TT™ Cold Type Spark Plug
    More Info
    $6.67
  • Denso Iridium TT™ Spark Plug for Mazda - 4707

    Denso® Iridium TT™ Spark Plug for Mazda

    PartNumber: 4707
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Reach: 19 mm (3/4")
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047075
    • Part Description: Mazda Iridium TT™ Spark Plug
    More Info
    $7.03
  • Denso Iridium TT™ Spark Plug for Mazda - 4708

    Denso® Iridium TT™ Spark Plug for Mazda

    PartNumber: 4708
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Heat Range: 16
    • Hex Size: 13/16" (21 mm)
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Reach: 19 mm (3/4")
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047082
    • Part Description: Mazda Iridium TT™ Spark Plug
    More Info
    $7.01
  • Denso Iridium TT™ Spark Plug for Mazda - 4709

    Denso® Iridium TT™ Spark Plug for Mazda

    PartNumber: 4709
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Heat Range: 20
    • Hex Size: 13/16" (21 mm)
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Reach: 19 mm (3/4")
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047099
    • Part Description: Mazda Iridium TT™ Spark Plug
    More Info
    $7.03
  • Denso Iridium TT™ Spark Plug for Mazda - 4713

    Denso® Iridium TT™ Spark Plug for Mazda

    PartNumber: 4713
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Reach: 18.00 mm
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14.00 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047136
    • Part Description: Mazda Iridium TT™ Spark Plug
    More Info
    $7.01
  • Denso Iridium TT™ Spark Plug for Mazda - 4714

    Denso® Iridium TT™ Spark Plug for Mazda

    PartNumber: 4714
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Reach: 17.5 mm (.689")
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047143
    • Part Description: Mazda Iridium TT™ Spark Plug
    More Info
    $7.03
  • Denso Iridium Power™ Spark Plug for Mazda - 5310

    Denso® Iridium Power™ Spark Plug for Mazda

    PartNumber: 5310
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .031" (0.8 mm)
    • Heat Range: 22
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 0.8 mm
    • Overall Height: ISO
    • Reach: 19 mm (3/4")
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053106
    • Part Description: Mazda Iridium Power™ Spark Plug
    More Info
    $6.66
  • Denso Double Platinum Spark Plug for Mazda - 3004

    Denso® Double Platinum Spark Plug for Mazda

    PartNumber: 3004
    Product Specifications
    • Electrode Material: Platinum
    • Gap: .043" (1.1 mm)
    • Heat Range: 16
    • Hex Size: 13/16" (21 mm)
    • Nominal Gap: 1.1 mm
    • Overall Height: ISO
    • Reach: 19 mm (3/4")
    • Seat Type: Gasket
    • Spark Plug Reach: 0.748"
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511030046
    • Part Description: Mazda Double Platinum Spark Plug
    More Info
    $6.08
  • Denso Double Platinum Spark Plug for Mazda - 3301

    Denso® Double Platinum Spark Plug for Mazda

    PartNumber: 3301
    Product Specifications
    • Electrode Material: Platinum
    • Gap: .031" (0.8 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 0.8 mm
    • Overall Height: ISO
    • Reach: 19 mm (3/4")
    • Seat Type: Gasket
    • Spark Plug Reach: 0.748"
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511033016
    • Part Description: Mazda Double Platinum Spark Plug
    More Info
    $6.12
  • Denso Double Platinum Spark Plug for Mazda - 5068

    Denso® Double Platinum Spark Plug for Mazda

    PartNumber: 5068
    Product Specifications
    • Electrode Material: Platinum
    • Gap: .050" (1.3 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.3 mm
    • Overall Height: JIS
    • Reach: 25 mm (1")
    • Seat Type: Tapered
    • Spark Plug Reach: 0.984"
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511050686
    • Part Description: Mazda Double Platinum Spark Plug
    More Info
    $6.08
  • Denso Double Platinum Spark Plug for Mazda - 5070

    Denso® Double Platinum Spark Plug for Mazda

    PartNumber: 5070
    Product Specifications
    • Electrode Material: Platinum
    • Gap: .050" (1.3 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.3 mm
    • Overall Height: JIS
    • Reach: 18 mm (.709")
    • Seat Type: Tapered
    • Spark Plug Reach: 0.709"
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511050709
    • Part Description: Mazda Double Platinum Spark Plug
    More Info
    $5.97
  • Denso Double Platinum Spark Plug for Mazda - 5091

    Denso® Double Platinum Spark Plug for Mazda

    PartNumber: 5091
    Product Specifications
    • Electrode Material: Platinum
    • Gap: .039" (1.0 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Quantity: 1 Piece
    • Reach: 19 mm (3/4")
    • Seat Type: Tapered
    • Spark Plug Reach: 0.748"
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511050914
    • Part Description: Mazda Double Platinum Spark Plug
    More Info
    $5.64
  • Denso Double Platinum Spark Plug for Mazda - 5092

    Denso® Double Platinum Spark Plug for Mazda

    PartNumber: 5092
    Product Specifications
    • Center Electrode Design: Fine Wire
    • Center Electrode Tip Material: 1.1mm Platinum; Platinum
    • Drive Size: 13/16 in
    • Gap - Factory Preset: 1.3 mm = 0.052 in
    • Ground Configuration: Standard
    • Ground Electrode Configuration: Single
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Chip
    • Ground Electrode Tip Material: Platinum
    • Hex Size: 16.0
    • Insulator Material: Ceramic
    • Insulator Type: Projected
    • Internet Product Code (IPC): B0D668E13A6
    • Item has MSDS (SDS): N
    • Manufacturer Heat Range: 16
    • Manufacturer Heat Range Number: 16
    • MFG Brand Name: DENSO Auto Parts
    • MFG Model # (Series): 5092
    • MFG Name: DENSO
    • Pre-Gap Size: 0.050
    • Reach: 19.00
    • Resistance: 5000
    • Resistor: Yes
    • Seat Style: Tapered
    • Seat Type: Tapered
    • Short Style: No
    • Supplier Company Name: DENSO
    • Thread Diameter: 0.551
    • Thread Size: 14mm
    • UPC: 042511050921
    • Part Description: Mazda Double Platinum Spark Plug
    More Info
    $5.64
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About Mazda Spark Plug

Mazda's name was inspired by the first god of the earliest civilization of West Asia. Currently, it is still an industry leader. During the development of Mazda, many popular spark plug parts have been built. The regular Mazda spark plug parts come with a copper core and metal terminal for the steel shell. Issues with Mazda spark plug parts can lead to a lot of problems, like the vehicle being less efficient on gas, stalling, and maybe even damaging some components.
While maintenance and upgrades for Mazda spark plug parts are required after a long time of usage. Here are the steps to service the Mazda spark plugs parts: You should disconnect the negative battery terminal, remove the Mazda spark plug wire boots by pulling and twisting them, remove the spark plugs parts using the correct size socket, then adjust the new spark plug gap with the spark plug gap tool and add anti-seize to the threads, next tighten the new Mazda spark plugs parts to the proper torque, and then plug in the spark plug wire boot to the new set of plugs. Mazda spark plug parts have different heat ranges: the longer the spark plug insulator the hotter the Mazda spark plug parts will operate and the shorter the insulator the cooler the spark plug parts will operate. There are much better and smarter Mazda products, parts, and devices. Our large assortment covers the majority of classic vehicles.