NGK 93618 spark plug for the 2012-2019 Fiat 500 4-cylinder 1.4L and other vehicles ignites the air-fuel mixture in each cylinder. Like the other NGK spark plugs in its line, it has a platinum ground electrode for even wear in distributorless ignition systems.
- NGK Laser Iridium High Ignitability product line
- Iridium alloy center electrode with six times the density of platinum and a very high melting point
- Square platinum ground electrode for ignitability and service life in high-heat engines
- Solid copper core, 98% pure, for heat dissipation, conductivity and wide heat ranges
- Trivalent metal plating against corrosion and seizing, for easier installation and removal
Quick facts
- Part: NGK 93618 spark plug
- Fits: 2012-2019 Fiat 500 4-cylinder 1.4L and other vehicles
- Condition: New
Hard starting, a rough idle or misfires can mean the plugs are worn. Ignition coils, injectors, a vacuum leak or a failing sensor can be behind those signs too, so find out what is causing them before you buy plugs.
Fits
Beyond the Fiat 500, this spark plug is listed for a wide range of Fiat, Jeep and Dodge models, such as the 2015-2018 Jeep Renegade 4-cylinder 1.4L and the 2014-2020 Fiat 500L 4-cylinder 1.4L. The 2012-2019 Fiat 500 4-cylinder 1.4L takes four plugs, one per cylinder. If your car is not named here, look up your year and engine in the "Vehicles it fits" section.
Specifications
Fit and size
- Quantity per vehicle: 4
- Thread size: M12 - 1.25
- Hex size: 5/8 in (16 mm)
- Gap: 0.7 mm (0.028 in)
Build and materials
- Center electrode: iridium alloy
- Ground electrode: square platinum electrode (SPE)
- Core: solid copper
- Plating: trivalent metal
- NGK service number: SIKR9A7
- Condition: New
Interchange: XP5663 · 68070507AC · SP070507AC · SPSP070507AC · SIKR9A7
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
Is this the right Fiat 500 spark plug for the 2012-2019 model with the 4-cylinder 1.4L?
Yes. NGK 93618 is listed for the 2012-2019 Fiat 500 4-cylinder 1.4L, and that engine takes four plugs.
Is this also a Fiat 500L spark plug for the 2014-2020 model with the 4-cylinder 1.4L?
Yes. This plug is listed for the 2014-2020 Fiat 500L 4-cylinder 1.4L, and that engine takes four plugs.
What sets these NGK iridium spark plugs apart at the electrodes?
The center electrode is an iridium alloy with six times the density of platinum. The ground electrode is a square platinum electrode (SPE), shaped for ignitability and service life in high-heat engines.
What thread size, hex size and gap does the NGK 93618 have?
NGK 93618 has an M12 - 1.25 thread and a 5/8 in (16 mm) hex, with a gap of 0.7 mm (0.028 in).
What signs can mean these spark plugs are due for replacement?
Hard starting, a rough idle or misfires can mean worn plugs. A shop can test the ignition system to confirm the cause.
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