How to check and replace spark plugs for the Honda Ridgeline?

Spark plugs are in the center of each cylinder head. To replace, you need a spark plug socket, extensions, a feeler gauge, and a torque wrench. Buy the correct plugs, check the gaps, and replace one at a time. Let the engine cool before removing plugs. Inspect new plugs for defects and check gaps. Remove engine and ignition coil covers. Disconnect the ignition coils and remove the spark plug. Apply anti-seize compound to the plug threads, avoiding the electrodes. Install the new plug, then attach the coil. Repeat for all plugs.

Genuine Honda Ridgeline Spark Plug

Ignition Spark Plug

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3 Spark Plugs found

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Honda Ridgeline Spark Plug Dilzkr
Part Number: 12290-R9P-A01
$39.14 MSRP: $55.28
You Save: $16.14 (30%)
ADD TO CART
Product Specifications
- Other Name: Spark Plug
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2017-2023 Honda Ridgeline | 4 Door Black, 4 Door RT (2WD), 4 Door RT (AWD), 4 Door RTL, 4 Door RTL (2WD), 4 Door RTL (AWD), 4 Door RTS (2WD), 4 Door RTS (AWD), 4 Door Sport (2WD), 4 Door Sport (AWD), Black Edition, RTL, RTL-E, Sport | KA 6AT, KA 9AT
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Honda Ridgeline Spark Plug (Ilzkr7B11) (Ngk)
Part Number: 12290-R70-A01
$22.57 MSRP: $31.88
You Save: $9.31 (30%)
ADD TO CART
Product Specifications
- Other Name: Spark Plug
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2009-2014 Honda Ridgeline | 4 Door RT, 4 Door RTL, 4 Door RTS, 4 Door Sport | KA 5AT
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Honda Ridgeline Spark Plug (Izfr5K11) (Ngk)
Part Number: 9807B-5517W
$19.75 MSRP: $27.90
You Save: $8.15 (30%)
ADD TO CART
Product Specifications
- Other Name: Spark Plug
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2006-2008 Honda Ridgeline | 4 Door RT, 4 Door RTL, 4 Door RTS, 4 Door RTX | KA 5AT

Honda Ridgeline Spark Plug

The part at the center of Honda Ridgeline automobiles is the Spark Plug that ensures the generation of the primary spark to ignite the air/fuel mixture in the engine. These plugs include a central electrode, metal terminal and the ceramic insulator which is surrounded by a shell made of steel. The commonly used spark plugs which include copper core, platinum, iridium, and double platinum are used according to the ignition system and the engine capacity of the vehicle. The Spark Plug has features such as heat range, thread size, and reach help to fit it perfectly on the engine to enhance combustion as well as lasting long. Replacement of spark plugs is important to avoid misfires, rough idle and poor fuel economy when it is already time for servicing.

In search of affordable OEM Honda Ridgeline Spark Plug? Consider browsing through our extensive inventory of genuine Honda Ridgeline Spark Plug. Not only do we provide market-leading prices and a manufacturer's warranty, but we also pride ourselves on exceptional customer service and swift delivery.

Honda Ridgeline Spark Plug Parts Questions & Experts Answers

Spark Plug (Ilzkr7B11) (Ngk)
12290-R70-A01
Q: How to check and replace spark plugs for the Honda Ridgeline?
A: Spark plugs are in the center of each cylinder head. To replace, you need a spark plug socket, extensions, a feeler gauge, and a torque wrench. Buy the correct plugs, check the gaps, and replace one at a time. Let the engine cool before removing plugs. Inspect new plugs for defects and check gaps. Remove engine and ignition coil covers. Disconnect the ignition coils and remove the spark plug. Apply anti-seize compound to the plug threads, avoiding the electrodes. Install the new plug, then attach the coil. Repeat for all plugs.