⚡ Ignite your ride with NGK’s cutting-edge spark plugs!
The NGK LFR6A 6668 spark plug pack of 4 features a unique V-cut center electrode for faster spark ignition, a 26.5mm reach and 16mm hex size for precise fitment, and a 5K Ohm resistor to minimize electrical interference. Designed with a durable copper core, these plugs are engineered for universal watercraft compatibility, delivering reliable performance and smoother engine starts.
| Brand | NGK |
| Core Material | Copper |
| Thread Size | M |
| Top Material Type | copper |
| Vehicle Service Type | Car, Truck |
| Automotive Fit Type | Universal Fit |
| UPC | 087295176016 |
| Manufacturer | NGK |
| Item Weight | 7.7 ounces |
| Product Dimensions | 3.7 x 0.94 x 3.32 inches |
| Manufacturer Part Number | LFR6A-6668 |
| Position | Front, Rear |
E**N
Excellent
Good. Works perfect
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.
D**N
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.
H**D
Fits 2020 Yamaha FX/HO Cruiser
Perfect fit for my 2020 Yamaha FX/HO Cruiser waverunner. This is the brand I always use.
J**R
Good plugs
Instlled in Yamaha 1.8 liter marine engine
L**T
All good
All good
K**.
NGK Spark Plugs
Superior spark plugs
P**Z
Hard to find plug
I purchased on Amazon because these are hard to find locally. Plugs worked great
Trustpilot
1 week ago
3 weeks ago
