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AC 428 Fastback spark plugs iridium and platinum

spark plugs platinum and iridium AC 428 Fastback — premium quality at great prices
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Spark plugs iridium and platinum designed for the AC 428 Fastback

Original AC 428 Fastback engine spark plug upgrade — shop online at amazing prices

Best-rated Engine spark plugs for AC 428 Fastback models

Most popular spare parts in the Engine spark plugs category for AC . Find premium engine spark plugs options AC from leading brands.

-56%
RIDEX 686S0310 genuine AC 428 Fastback spark plugs cost
Reviews - 8
Parts Details
  • Electrode Gap [mm]: 0,8
  • Spanner Size: 20,8
  • External Thread [mm]: 14
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Pitch [mm]: 1,25
  • Tightening Torque [Nm]: 28
  • Number of pins: 1
  • Tightening angle [degrees]: 90
  • RIDEX: Spark plug
  • Item number: 686S0310
  • Condition: New
Details
RIDEX 686S0310 Spark plug Spanner Size: 20,8
Article number: 686S0310
compared to RRP 18,20 €

7, 96 €
(Price per set)
31,84 € / Price per 4 items
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

-58%
RIDEX 686S0069 genuine AC 428 Fastback spark plugs cost
Reviews - 10
Parts Details
  • Electrode Gap [mm]: 0,8
  • Spanner Size: 20,8
  • External Thread [mm]: 14
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Pitch [mm]: 1,25
  • Tightening Torque [Nm]: 28
  • Number of pins: 1
  • Tightening angle [degrees]: 90
  • RIDEX: Spark plug
  • Item number: 686S0069
  • Condition: New
Details
RIDEX 686S0069 Spark plug Spanner Size: 20,8
Article number: 686S0069
compared to RRP 19,20 €

7, 96 €
(Price per set)
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

-58%
RIDEX 686S0070 genuine AC 428 Fastback spark plugs cost
Reviews - 12
Parts Details
  • Electrode Gap [mm]: 0,8
  • Spanner Size: 20,8
  • External Thread [mm]: 14
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Pitch [mm]: 1,25
  • Tightening Torque [Nm]: 28
  • Number of pins: 1
  • RIDEX: Spark plug
  • Item number: 686S0070
  • Condition: New
Details
RIDEX 686S0070 Spark plug Spanner Size: 20,8
Article number: 686S0070
compared to RRP 28,80 €

11, 94 €
(Price per set)
47,76 € / Price per 4 items
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

-69%
CHAMPION CCH409 genuine AC 428 Fastback spark plugs cost
Parts Details
  • Product line: Powersport
  • Spark Plug: 1 - Earthed Electrode, with taper seat, Copper Centre Electrode
  • Electrode Gap [mm]: 0,9
  • Spanner Size: 21 mm
  • Quality / Grade: Nickel GE
  • Thread Length [mm]: 11,7
  • Spark Position [mm]: 3
  • Thread Size: M18x1.5
  • Connector type: SAE
  • Packing Type: Box
  • Technical Information Number: RF9YC
  • Resistor to [kOhm]: 15
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 30
  • Packaging length [cm]: 9,5
  • Packaging width [cm]: 2,4
  • Packaging height [cm]: 2,2
  • Projection [mm]: 1,6
  • CHAMPION: Spark plug
  • Item number: CCH409
  • Condition: New
Details
CHAMPION 409 Spark plug RF9YC, M18x1.5, Spanner Size: 21 mm, Nickel GE
Article number: CCH409
compared to RRP 6,42 €

1, 99 €
Price per item
7,96 € / Price per 4 items
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

-21%
DENSO W20EPR-U 1970 AC 428 Fastback spark plugs price
Reviews - 11
Parts Details
  • Product line: Nickel
  • Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
  • Spanner Size: 20.6 mm
  • Thread Length [mm]: 19
  • Thread Size: M14x1.25
  • Connector type: Removable SAE
  • Tightening Torque [Nm]: 22
  • Diameter: 14
  • Weight [g]: 56
  • for OE number: 21013707001
  • alternative item: W20TT
  • DENSO: Spark plug
  • Item number: W20EPR-U
  • Condition: New
Details
DENSO 3047 Spark plug M14x1.25, Spanner Size: 20.6 mm
Article number: W20EPR-U
compared to RRP 4,18 €

3, 29 €
Price per item
13,16 € / Price per 4 items
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

-54%
CHAMPION CET8 1969 AC 428 Fastback spark plugs price
Reviews - 10
Parts Details
  • Product line: Aerovantage Spoiler
  • Spark Plug: 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 0,9
  • Spanner Size: 21 mm
  • Quality / Grade: Ti Poly-V
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Size: M14x1.25
  • Connector type: M4 / SAE
  • Packing Type: Box
  • Technical Information Number: CET8
  • Resistor to [kOhm]: 10
  • Tightening torque from [Nm]: 25
  • Tightening torque to [Nm]: 30
  • Packaging length [cm]: 8,85
  • Packaging width [cm]: 2,6
  • Packaging height [cm]: 2,35
  • Projection [mm]: 1,5
  • CHAMPION: Spark plug
  • Item number: CET8
  • Condition: New
Details
CHAMPION CET8 Spark plug CET8, M14x1.25, Spanner Size: 21 mm, Ti Poly-V
Article number: CET8
compared to RRP 10,14 €

4, 59 €
Price per item
18,36 € / Price per 4 items
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

-46%
CHAMPION RV15YC4/T10 1968 AC 428 Fastback spark plugs price
Reviews - 1
Parts Details
  • Product line: Powersport
  • Spark Plug: 1 - Earthed Electrode, with taper seat, Copper Centre Electrode
  • Electrode Gap [mm]: 1
  • Spanner Size: 16 mm
  • Quality / Grade: Nickel GE
  • Thread Length [mm]: 11,2
  • Spark Position [mm]: 3
  • Thread Size: M14x1.25
  • Connector type: SAE
  • Packing Type: Box
  • Technical Information Number: RV15YC4
  • Resistor to [kOhm]: 15
  • Tightening torque from [Nm]: 15
  • Tightening torque to [Nm]: 20
  • Packaging length [cm]: 8,65
  • Packaging width [cm]: 2,45
  • Packaging height [cm]: 2,45
  • Projection [mm]: 1,5
  • CHAMPION: Spark plug
  • Item number: RV15YC4/T10
  • Condition: New
Details
CHAMPION RV15YC4 Spark plug RV15YC4, M14x1.25, Spanner Size: 16 mm, Nickel GE
Article number: RV15YC4/T10
compared to RRP 6,71 €

3, 59 €
Price per item
14,36 € / Price per 4 items
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

CHAMPION CET9 1967 AC 428 Fastback spark plugs price
Reviews - 1
Parts Details
  • Product line: Aerovantage Spoiler
  • Spark Plug: 1 - Earthed Electrode, with taper seat
  • Electrode Gap [mm]: 0,9
  • Spanner Size: 16 mm
  • Quality / Grade: Ti Poly-V
  • Thread Length [mm]: 17,5
  • Spark Position [mm]: 3
  • Thread Size: M14x1.25
  • Connector type: SAE
  • Packing Type: Box
  • Technical Information Number: CET9
  • Resistor to [kOhm]: 10
  • Tightening torque from [Nm]: 15
  • Tightening torque to [Nm]: 20
  • Packaging length [cm]: 8,85
  • Packaging width [cm]: 2,6
  • Packaging height [cm]: 2,35
  • Projection [mm]: 1,5
  • CHAMPION: Spark plug
  • Item number: CET9
  • Condition: New
Details
CHAMPION CET9 Spark plug CET9, M14x1.25, Spanner Size: 16 mm, Ti Poly-V
Article number: CET9
8, 99 €
Price per item
35,96 € / Price per 4 items
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

-53%
VEMO V99-75-0011 AC 428 Fastback engine spark plug
Reviews - 1
Parts Details
  • Product line: Q+, original equipment manufacturer quality
  • Spark Plug: 1 - Earthed Electrode
  • Electrode Gap [mm]: 0,7
  • Length [mm]: 126
  • Packaging width [cm]: 8,5
  • Packaging height [cm]: 2,4
  • Packaging Depth [cm]: 2,4
  • VEMO: Spark plug
  • Item number: V99-75-0011
  • Condition: New
Details
VEMO 1019290 Spark plug
Article number: V99-75-0011
compared to RRP 6,49 €

2, 99 €
Price per item
11,96 € / Price per 4 items
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

-20%
CHAMPION CCH4151 428 Fastback spark plug
Parts Details
  • Product line: Powersport
  • Spark Plug: 1 - Earthed Electrode, with gasket seat, Copper Centre Electrode
  • Electrode Gap [mm]: 0,9
  • Spanner Size: 21 mm
  • Quality / Grade: Nickel GE
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Size: M14x1.25
  • Connector type: M4 / SAE
  • Self-service suited packaging see parts list
  • Packing Type: Blister Pack
  • Technical Information Number: RN9YC
  • Tightening torque from [Nm]: 25
  • Tightening torque to [Nm]: 30
  • Packaging length [cm]: 14,3
  • Packaging width [cm]: 6,2
  • Packaging height [cm]: 2
  • Projection [mm]: 1,5
  • CHAMPION: Spark plug
  • Item number: CCH4151
  • Condition: New
Details
CHAMPION CCH4151 Spark plug RN9YC, M14x1.25, Spanner Size: 21 mm, Nickel GE
Article number: CCH4151
compared to RRP 4,99 €

3, 99 €
Price per item
15,96 € / Price per 4 items
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

CHAMPION CCH401 AC 428 Fastback engine spark plugs
Reviews - 1
Parts Details
  • Product line: Powersport
  • Spark Plug: 1 - Earthed Electrode, with taper seat, Copper Centre Electrode
  • Electrode Gap [mm]: 1
  • Spanner Size: 16 mm
  • Quality / Grade: Nickel GE
  • Thread Length [mm]: 17,5
  • Spark Position [mm]: 3
  • Thread Size: M14x1.25
  • Connector type: SAE
  • Packing Type: Box
  • Technical Information Number: RS12YC
  • Resistor to [kOhm]: 15
  • Tightening torque from [Nm]: 15
  • Tightening torque to [Nm]: 20
  • Packaging length [cm]: 9,5
  • Packaging width [cm]: 2,4
  • Packaging height [cm]: 2,2
  • Projection [mm]: 1,5
  • CHAMPION: Spark plug
  • Item number: CCH401
  • Condition: New
Details
CHAMPION 401 Spark plug RS12YC, M14x1.25, Spanner Size: 16 mm, Nickel GE
Article number: CCH401
3, 29 €
Price per item
13,16 € / Price per 4 items
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

-46%
VEMO V99-75-0006 428 Fastback spark plugs
Reviews - 2
Parts Details
  • Product line: Q+, original equipment manufacturer quality
  • Spark Plug: 3 - Earthed Electrode
  • Electrode Gap [mm]: 0,9
  • Weight [kg]: 0,06
  • Packaging width [cm]: 8,5
  • Packaging height [cm]: 2,4
  • Packaging Depth [cm]: 2,4
  • VEMO: Spark plug
  • Item number: V99-75-0006
  • Condition: New
Details
VEMO 1013279 Spark plug
Article number: V99-75-0006
compared to RRP 6,71 €

3, 59 €
Price per item
14,36 € / Price per 4 items
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

RIDEX PLUS 686S0137P 1970 AC 428 Fastback engine spark plug prices
Parts Details
  • Product line: Iridium
  • Spark Plug: 1 - Earthed Electrode, Iridium Middle Electrode, Nickel mass electrode
  • Spanner Size: 20.6
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3,3
  • Thread Size: M14x1,25
  • Connector type: Solid SAE
  • Diameter: 14
  • Resistor [kOhm]: 6
  • Country Specific Design: Japan
  • RIDEX PLUS: Spark plug
  • Item number: 686S0137P
  • Condition: New
Details
RIDEX PLUS 686S0137P Spark plug M14x1,25, Spanner Size: 20.6
Article number: 686S0137P
13, 49 €
Price per item
53,96 € / Price per 4 items
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

RIDEX PLUS 686S0010P 1969 428 Fastback spark plug prices
Reviews - 3
Parts Details
  • Product line: Nickel
  • Spark Plug: Nickel-Copper Center Electrode, Nickel mass electrode
  • Electrode Gap [mm]: 0,8
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Size: M 14 x 1,25
  • Resistor [kOhm]: 6
  • Spark Plug Head: Fixed SAE connector
  • RIDEX PLUS: Spark plug
  • Item number: 686S0010P
  • Condition: New
Details
RIDEX PLUS 686S0010P Spark plug M 14 x 1,25,
Article number: 686S0010P
3, 99 €
Price per item
15,96 € / Price per 4 items
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

-52%
MASTER-SPORT U-SERIE-MS-2 1968 AC 428 Fastback engine spark plugs prices
Parts Details
  • Electrode Gap [mm]: 0,8
  • Spanner Size: 21 mm
  • External Thread [mm]: M14x1x25
  • Thread Length [mm]: 19
  • Tightening Torque [Nm]: 28
  • Net weight [kg]: 0,23
  • Gross Weight [kg]: 0,24
  • MASTER-SPORT: Spark plug
  • Item number: U-SERIE-MS-2
  • Condition: New
Details
MASTER-SPORT U-SERIE-MS-2 Spark plug Spanner Size: 21 mm
Article number: U-SERIE-MS-2
compared to RRP 14,85 €

6, 99 €
Price per set of 4 pieces
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

-28%
DENSO T16PR-U11 1967 428 Fastback spark plugs prices
Parts Details
  • Product line: Nickel
  • Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
  • Spanner Size: 16 mm
  • Thread Length [mm]: 11,2
  • Thread Size: M14x1.25
  • Connector type: Solid SAE
  • Tightening Torque [Nm]: 22
  • Diameter: 14
  • Weight [g]: 40
  • for OE number: V9110-5026
  • alternative item: ITF16TT
  • DENSO: Spark plug
  • Item number: T16PR-U11
  • Condition: New
Details
DENSO D64 Spark plug M14x1.25, Spanner Size: 16 mm
Article number: T16PR-U11
compared to RRP 6,40 €

4, 59 €
Price per item
18,36 € / Price per 4 items
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

STARK SKSP-19990308 1974 AC 428 Fastback spark plug prices
Reviews - 3
Parts Details
  • Electrode Gap [mm]: 0,8
  • Spanner Size: 20,8
  • External Thread [mm]: 14
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Pitch [mm]: 1,25
  • Tightening Torque [Nm]: 28
  • Number of pins: 1
  • Tightening angle [degrees]: 90
  • STARK: Spark plug
  • Item number: SKSP-19990308
  • Condition: New
Details
STARK SKSP-19990308 Spark plug Spanner Size: 20,8
Article number: SKSP-19990308
7, 96 €
(Price per set)
31,84 € / Price per 4 items
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

-44%
CHAMPION CCH18S 1973 428 Fastback engine spark plugs prices
Parts Details
  • Spark Plug: 1 - Earthed Electrode, with taper seat, Copper Centre Electrode
  • Electrode Gap [mm]: 1
  • Spanner Size: 16 mm
  • Quality / Grade: Nickel GE
  • Thread Length [mm]: 11,2
  • Spark Position [mm]: 3
  • Thread Size: M14x1.25
  • Connector type: SAE
  • Technical Information Number: RV15YC4
  • Resistor to [kOhm]: 15
  • Tightening torque from [Nm]: 15
  • Tightening torque to [Nm]: 20
  • Packaging length [cm]: 16,72
  • Packaging width [cm]: 11,74
  • Packaging height [cm]: 10,7
  • Projection [mm]: 1,5
  • CHAMPION: Spark plug
  • Item number: CCH18S
  • Condition: New
Details
CHAMPION RV15YC4 Spark plug RV15YC4, M14x1.25, Spanner Size: 16 mm, Nickel GE
Article number: CCH18S
compared to RRP 3,60 €

1, 99 €
Price per item
15,92 € / Price per 8 items
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

DENSO ITF16TT 1972 AC 428 Fastback spark plug set prices
Parts Details
  • Product line: Iridium TT
  • Spark Plug: with resistor, 1 - Earthed Electrode, Iridium Middle Electrode, Platinum mass electrode
  • Thread Length [mm]: 19
  • Thread Size: M14x1.25
  • Diameter: 14
  • Gross Weight [g]: 43
  • alternative item: -
  • DENSO: Spark plug
  • Item number: ITF16TT
  • Condition: New
Details
DENSO 4715 Spark plug M14x1.25,
Article number: ITF16TT
12, 49 €
Price per item
49,96 € / Price per 4 items
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

NGK 7177 1971 428 Fastback spark plugs prices
Parts Details
  • Spark Plug: with taper gasket seat, Iridium Middle Electrode, 1 - Earthed Electrode, Interference Suppression 5 kOhm, Fixed SAE connector
  • Spanner Size: 16 mm
  • Thread Length [mm]: 11,2
  • Spark Position [mm]: 4,0
  • Thread Size: M14 x 1,25
  • Fuel Type: CNG / LPG
  • NGK: Spark plug
  • Item number: 7177
  • Condition: New
Details
NGK UR5IX Spark plug CNG/LPGM14 x 1,25, Spanner Size: 16 mm
Article number: 7177
13, 49 €
Price per item
53,96 € / Price per 4 items
price incl. 22% VAT, excl. delivery costs

Sold by AUTODOC

Spark plugs for the best-selling AC 428 Fastback versions

AC 428 Fastback 7.0
Safe Order 200 days for spark plugs AC 428 Fastback purchase
Safe Order 200 days
Safe Order 200 days

Confidence in online shopping! You can return a spare part without explanation within 200 days after purchase and get your money back. How? Just use the Safe Order service at the checkout page. The service cost is only 4,95 €.

Free Shipping for iridium and platinum spark plugs AC 428 Fastback purchase
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