Is this the equavilent of a champion rcj6y ?

Yes, according to the cross reference.

does it fit poulan pp4018 40cc chainsaw

NGK has multiple grades of plugs that may fit your engine so it is always recommended to go to the NGK site at https://ngksparkplugs.com/en/part-finder to verify applications. This site will show you all of the available plugs to fit your engine and will also show you which grade plug is recommended for the best performance of your specific engine.

Is this equivalent to a champion dj7y

It does not appear to be so: https://www.sparkplug-crossreference.com/convert/CHAMP_PN/DJ7Y For fitment data on NGK spark plugs, their website can be found here: https://ngksparkplugs.com/en/part-finder

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NGK (6703) BPMR7A Spark Plugs Individual Boxed - 2 Pack, Copper

Product ID: 389105887

Details

Brand
NGK
Core Material
Copper
Thread Size
14mm
Top Material Type
Metal
Vehicle Service Type
Snowmobile UTV

⚡Consistent ignition power

🛠️Direct OE replacement fit

🛡️Corrosion-resistant plating

R611

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Description

⚡ Ignite your drive with NGK’s trusted spark power!

ADVANCED COPPER CORE - Optimized electrode design for superior conductivity and fuel efficiency.
PRECISION OEM QUALITY - Engineered to meet exact manufacturer specs for flawless fit and function.
DURABLE CORROSION RESISTANCE - Trivalent metal plating ensures long-lasting spark plug life and easy removal.
READY TO INSTALL CONVENIENCE - Pre-gapped and packaged in a 2-pack for hassle-free maintenance.
RELIABLE IGNITION PERFORMANCE - Delivers smooth starts and consistent combustion every drive.

NGK 6703 BPMR7A spark plugs feature a copper core and nickel electrodes engineered for consistent ignition and fuel efficiency. Designed as direct OE replacements with corrosion-resistant plating, these spark plugs ensure reliable engine starts and smooth operation across a variety of vehicles, including snowmobiles, UTVs, and watercraft. Each pack includes two pre-gapped plugs, trusted globally by professionals and DIYers alike.

Specifications

ASIN	B07R1QX2ZN
Automotive Fit Type	Vehicle Specific Fit
Best Sellers Rank	#373,155 in Car & Motorbike ( See Top 100 in Car & Motorbike ) #2,510 in Ignitions
Brand Name	NGK
Compatible with Vehicle Type	Snowmobile, UTV, Van, Watercraft
Core Material	Copper
Customer Reviews	4.8 4.8 out of 5 stars (2,398)
Gap Size	0.03 Inches
Item Weight	0.15 Pounds
Manufacturer	NGK SPARK PLUG CO
Manufacturer Part Number	BPMR7A
Model	6703
Number of Items	2
OEM Equivalent Part Number	BPMR7A
Thread Size	14mm
Top Material Type	Metal
UPC	682863346244
Unit Count	2.0 Count
What Is In the Box	Two 6703 NGK Spark Plugs

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R611

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to South Africa.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

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Received my product in pristine condition. Great service overall.

1 month ago

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