Name: NGK Spark Plug LFR6A 6668 (Pack of 4) Watercraft FX FZR FZS VX VXR VXS Reach 26.5mm Hex Size 16mm Gap 0.9mm Resistor Value 5K Ohm
Brand: Ngk
SKU: 128427932
Price: 87.53 USD
Availability: InStock
Rating: 5 (9 reviews)

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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Description

⚡ Ignite your ride with NGK’s precision spark—performance you can feel!

PACK OF FOUR - Complete set for a full engine refresh—never miss a beat 🔄
PERFECT OEM FIT - Specifically designed for Yamaha watercraft models 🔧
OPTIMAL GAP SIZE - 0.9mm gap ensures consistent, efficient ignition 📏
DURABLE COPPER CORE - High-quality copper core for reliable conductivity and longevity 🔋
PRECISION V POWER SPARK - Unique v-cut electrode boosts spark speed & ignitability ⚡

The NGK LFR6A 6668 Spark Plug pack of 4 features a unique V-cut center electrode that accelerates spark development for improved ignitability and reduced quenching. With a 26.5mm reach and 0.9mm gap, these copper-core plugs are engineered for perfect OEM fit and optimal performance in Yamaha watercraft models, delivering reliable starts and enhanced engine efficiency.

Specifications

ASIN	B07PGPVQFL
Automotive Fit Type	Vehicle Specific Fit
Best Sellers Rank	#21,596 in Automotive ( See Top 100 in Automotive ) #126 in Automotive Replacement Spark Plugs
Brand	NGK
Brand Name	NGK
Compatible with Vehicle Type	Car, Truck
Core Material	Copper
Customer Reviews	4.9 out of 5 stars 270 Reviews
Gap Size	0.9 Millimeters
Included Components	6668
Item Weight	7.68 ounces
Manufacturer	NGK
Manufacturer Part Number	LFR6A-6668
Manufacturer Warranty Description	Includes manufacturer provided warranty
Model Number	6668
Number of Packs	4
OEM Equivalent Part Number	LFR6A-6668
Thread Size	M
Top Material Type	copper
UPC	087295176016
Unit Count	1.0 Count
Vehicle Service Type	Car, Truck

Reviews

A**K

Nice Product

Fit a 2023 Yamaha AR190 just fine. OEM spark plugs.

1.02.2026

C**H

Perfect for Yamaha

Perfect replacement for OEM Yamaha. My plugs were long past due for a change. We noticed a major improvement in performance.

25.10.2025

B**N

Cheaper than local parts stores

Oem to the ones in my 13' yammy fx cruiser. Cheaper than local and I didn't have to leave the house.

3.10.2025

P**E

wave runner spark plugs

Great OEM plugs

10.11.2025

N**I

Reliable

Went into a jetski. No issues been using this brand for years now.

5.05.2026

V**R

Great price and work well

Bought these to replace the spark plugs in a 2020 Yamaha VX Cruiser HO Waverunner. Pricing was much better than our local parts store, and they were a perfect match.

19.06.2025

E**N

Excellent

Good. Works perfect

7.07.2025

M**H

Perfect Replacement

Perfect replacement for the spark plugs on my Yamaha jet boat. Easy to install and saw a slight increase in performance.

18.12.2024

G**M

Worked perfect

Fast shipping

19.08.2023

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$87.53

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In stock

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

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NGK Spark Plug LFR6A 6668 (Pack of 4) Watercraft FX FZR FZS VX VXR VXS Reach 26.5mm Hex Size 16mm Gap 0.9mm Resistor Value 5K Ohm

Details

Details

Description

Specifications

Reviews

Common Questions