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CAN’T FIND YOUR CAR IN THE CATALOGUE?

NGK 1691 Spark plug M12 x 1,25, Spanner Size: 16 mm

Article number: 1691 EAN: 0087295116913
Reviews - 44
Description
  • Spark Plug: Nickel Middle Electrode, 1 - Earthed Electrode, Interference Suppression 5 kOhm, with gasket seat, Fixed SAE connector
  • Spanner Size: 16 mm
  • Thread Length [mm]: 19,0
  • Spark Position [mm]: 5,0
  • Thread Size: M12 x 1,25
  • Item number: 1691
  • Manufacturer: NGK
  • EAN number: 0087295116913
  • TecDoc Engine Number: This characteristic varies depending on the car model.
  • Condition: New
Trade numbers: NGK ZKR7A-10
In stock
-15%
compared to RRP £7.84

£6.59
Price per item
£26.36 / Price per 4 items

price incl. 20% VAT

excl. delivery costs

Sold by AUTODOC

Add to wish list
Safety and product information
Compatibility with passenger cars
NGK 55 19 07 88 Spark plug

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  • Spark Plug: Nickel Middle Electrode, Unscrewable SAE connector, 1 - Earthed Electrode
  • Electrode Gap [mm]: 0,8
  • Spanner Size: 16 mm
  • External Thread [mm]: 12
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Pitch [mm]: 1,25
  • Tightening Torque [Nm]: 23
  • Tightening angle [degrees]: 90
  • Item number: 686S0015
  • Manufacturer: RIDEX
  • EAN number: 4059191685363
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RIDEX 686S0015 Spark plug Spanner Size: 16 mm
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STARK SKSP-1990015 Spark plug Spanner Size: 16 mm
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Parts Details
  • Spark Plug: Nickel Middle Electrode, Unscrewable SAE connector, 1 - Earthed Electrode
  • Electrode Gap [mm]: 0,8
  • Spanner Size: 16 mm
  • External Thread [mm]: 12
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Pitch [mm]: 1,25
  • Tightening Torque [Nm]: 23
  • Tightening angle [degrees]: 90
  • Item number: SKSP-1990015
  • Manufacturer: STARK
  • EAN number: 4059191393220
  • Condition: New
Details
STARK SKSP-1990015 Spark plug Spanner Size: 16 mm
Article number: SKSP-1990015
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HELLA 8EH 188 704-571 Spark plug M12 x 1.25, Spanner Size: 16 mm
Reviews - 1
Parts Details
  • Spark Plug: 1 - Earthed Electrode
  • Electrode Gap [mm]: 0,9
  • Spanner Size: 16 mm
  • Thread Length [mm]: 19
  • Thread Size: M12 x 1.25
  • Tightening Torque [Nm]: 23
  • Assy. / disassy. by qualified personnel required!
  • Item number: 8EH 188 704-571
  • Manufacturer: HELLA
  • EAN number: 4082300581317
  • Condition: New
Details
HELLA CFM10RP-9 Spark plug M12 x 1.25, Spanner Size: 16 mm
Article number: 8EH 188 704-571
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HELLA 8EH 188 704-101 Spark plug M12 x 1.25, Spanner Size: 16 mm
Reviews - 3
Parts Details
  • Spark Plug: 1 - Earthed Electrode
  • Electrode Gap [mm]: 0,9
  • Spanner Size: 16 mm
  • Thread Length [mm]: 19
  • Thread Size: M12 x 1.25
  • Tightening Torque [Nm]: 22
  • Assy. / disassy. by qualified personnel required!
  • Item number: 8EH 188 704-101
  • Manufacturer: HELLA
  • EAN number: 4082300317534
  • Condition: New
Details
HELLA YFM9RCP-9U Spark plug M12 x 1.25, Spanner Size: 16 mm
Article number: 8EH 188 704-101
£2.29
Price per item
£9.16 / Price per 4 items
price incl. 20% VAT, excl. delivery costs

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HELLA 8EH 188 704-211 Spark plug M12 x 1,25, Spanner Size: 16 mm
Reviews - 3
Parts Details
  • Spark Plug: 1 - Earthed Electrode
  • Electrode Gap [mm]: 0,9
  • Spanner Size: 16 mm
  • Thread Length [mm]: 19
  • Thread Size: M12 x 1,25
  • Tightening Torque [Nm]: 25
  • Assy. / disassy. by qualified personnel required!
  • Item number: 8EH 188 704-211
  • Manufacturer: HELLA
  • EAN number: 4082300340730
  • Condition: New
Details
HELLA CFM9RP-9 Spark plug M12 x 1,25, Spanner Size: 16 mm
Article number: 8EH 188 704-211
£2.29
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CHAMPION Powersport OE199/T10 Spark plug RA7YC, M12x1.25, Spanner Size: 16 mm, Nickel GE
Reviews - 15
Parts Details
  • Product line: Powersport
  • Spark Plug: 1 - Earthed Electrode, with gasket seat, Copper Centre Electrode
  • Electrode Gap [mm]: 0,9
  • Spanner Size: 16 mm
  • Quality / Grade: Nickel GE
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Size: M12x1.25
  • Connector type: SAE
  • Packing Type: Box
  • Technical Information Number: RA7YC
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 25
  • Packaging length [cm]: 8,65
  • Packaging width [cm]: 2,45
  • Packaging height [cm]: 2,45
  • Resistor from [kOhm]: 3
  • Resistor to [kOhm]: 8
  • Projection [mm]: 1,5
  • Item number: OE199/T10
  • Manufacturer: CHAMPION
  • EAN number: 4044197463398
  • Condition: New
Details
CHAMPION RA7YC Spark plug RA7YC, M12x1.25, Spanner Size: 16 mm, Nickel GE
Article number: OE199/T10
compared to RRP £4.21

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£11.96 / Price per 4 items
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Major advantages of spark plugs 1691 NGK

Spark Position [mm]: 5, Spark Plug: Fixed SAE connector, Thread Length [mm]: 19

Spark plug NGK ZKR7A-10

They faultlessly operate in the maximal load conditions.

NGK 1691 Spark plug

They are compatible with all types of power units.

NGK 1691 - Spark plug

The center electrode has a V-shaped groove.

For this reason the spark plugs effectively ignite the air-fuel mixture and help to reduce emission of hazardous substances in the process of engine work.

Spark plug NGK 1691

Enhanced wear resistance.

The parts are manufactured from materials with low sensitivity to spark erosion.

NGK ZKR7A-10 Spark plug

They have trivalent metal coating. It efficiently protects the parts against corrosion.

Spark plug NGK

NGK spark plugs are high quality components chosen by leading passenger car manufacturers. The Japanese company NGK produces original and aftermarket auto parts for passenger cars of various classes.

Autodoc online workshop Do-It-Yourself auto repair

Spark plug Tutorial/Step by step guide for repair and replacement

Spark plug NGK 1691 compatible with the following popular cars

Car models Fiat 500 312; Fiat Panda Mk2; Fiat Grande Punto 199; Fiat Panda 312; Alfa Romeo MiTo 955; Fiat Punto Evo; Fiat 500 Convertible; KA Hatchback (RU8); Fiat Doblo Cargo; Fiat Punto mk3 199; Lancia Ypsilon 843; Lancia Ypsilon 3; FIAT Doblo 119; Lancia Musa 350; Fiat Qubo; Fiat Fiorino 3; Fiat Idea 350; Fiat Linea 323; Palio I Hatchback (178); Fiorino MPV (225)
Engines 1.2; 1.2 4x4; 1.4 Natural Power; 1.2 LPG; 1.4 16V; 1.4; 1.4 LPG; 1.4 CNG
Engine power (horsepower) 60-95 hp
Power (kilowatts) 44-70 kW
Year of manufacture 2002-2025
Manufacturer article number ZKR7A-10
OE part number(s) 55 19 07 88, 55 19 07 880, 15 42 499, 9S51-12405-AA, ZKR7A-10

Spark plug NGK 1691 : Review and evaluation

2 reviews

G.P. 21.08.2025
Verified purchase
gb Published at autodoc.co.uk

purchased as recommended by Fiat and NGK quality

Leave a comment
M.J. 23.09.2024
Verified purchase
gb Published at autodoc.co.uk

Quality

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