NGK Spark Plug LFR6A 6668 Pack Of 8 Watercraft High Performance Engine Component
Why you'll like it
- Enhanced Ignitability — Unique V-cut center electrode design directs the spark to the edge for faster flame development and reduced quenching.
- Precise Specifications — Features a 14 millimeter thread size, 26.5 millimeter reach, 16 millimeter hex size, and 0.9 millimeter gap for exact vehicle fit.
- Reliable Interference Suppression — Integrated 5K Ohm resistor protects sensitive onboard electronics from electrical noise and interference.
- Durable Construction — Nickel electrode material and rugged shell build ensure dependable longevity for demanding marine environments.
Product details
Description
Upgrade your high-performance watercraft engine with the authentic NGK Spark Plug LFR6A 6668, supplied in a convenient pack of 8. Engineered specifically for demanding marine and personal watercraft applications including select Yamaha FX, FZR, FZS, VX, VXR, and VXS models, these plugs deliver exceptional reliability and spark efficiency.
Featuring an innovative V-cut center electrode design, they direct the spark to the outer edge for faster flame development, enhanced ignitability, and reduced quenching. Built with a 14 millimeter thread size, 26.5 millimeter reach, 16 millimeter hex size, 0.9 millimeter gap, and a built-in 5K Ohm resistor, these genuine imported components ensure optimal electrical interference suppression and consistent thermal performance.
Designed to meet strict manufacturing tolerances, this genuine USA-imported multi-pack provides seamless compatibility and dependable engine operation season after season.
How to use
- Ensure the engine is completely cool before service.
- Remove existing spark plugs carefully and inspect the thread housing.
- Check and adjust the spark gap to 0.9 millimeters if necessary.
- Thread the new NGK spark plug in by hand to prevent cross-threading, then torque according to manufacturer specifications for cast iron or aluminum cylinder heads.
Ingredients
Nickel alloy center electrode, copper core, ceramic insulator, metal shell with gasket seat, and internal 5K Ohm resistor component.
As printed by the brand. Check the pack label if you have an allergy.
Specifications
| Brand | NGK |
|---|---|
| UPC | 087295195758 |
| Ships from | USA (sourced directly), checked in Navi Mumbai |
| Sold by | Dropy.in |
Ratings & reviews
From our customers
FAQs
Are NGK spark plugs 14 millimetres?
Yes, this specific NGK LFR6A 6668 spark plug features a standard shell thread size of 14 millimeters, along with a 26.5 millimeter reach and a 16 millimeter hex size.
What watercraft models are compatible with these spark plugs?
These spark plugs are engineered primarily for high-performance marine watercraft applications, including popular Yamaha models such as the FX, FZR, FZS, VX, VXR, and VXS.
What is the spark gap size for the NGK 6668 spark plug?
The factory preset spark gap for this NGK LFR6A 6668 model is 0.9 millimeters, which helps optimize combustion efficiency and engine response.
Are these spark plugs authentic imported items available in India?
Yes, all products offered on Dropy India are authentic and sourced directly from the United States, ensuring you receive genuine performance parts.
What is the resistor value of this spark plug?
This NGK spark plug features a built-in resistor value of 5K Ohm to effectively suppress electrical interference with onboard electronic systems.
How long will delivery take?
Most orders arrive in 15–20 days: we source each product directly from the USA, check it at our Navi Mumbai warehouse and pack it on video. Items marked Dropy Express ship from our India warehouse and arrive in 3–5 days.
Is cash on delivery available?
Full cash on delivery is available all over India on Dropy Express items. For other orders from ₹2,499 to ₹15,000 you can use Partial COD: pay 25% online now and the rest in cash on delivery.
Are your products genuine?
Yes. Every product is 100% authentic, sourced directly from the USA, quality-checked and packed on video at our Navi Mumbai warehouse.
What if my order arrives damaged or wrong?
Write to us at [email protected] as soon as it arrives. Damaged, wrong or not as described, our Buyer Protection gives you a full refund. The details are in our Return, Refund & Cancellation Policy.
Is delivery free?
Delivery is free on orders from ₹1,499. Below that a ₹79 delivery fee applies.