More Information for DENSO 3121

{Alternate Inventory Numbers: K20PRU11}

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DENSO 3121

$1.07

Price

$0.00

Core

+ Sold in packs of 1x1

Pack

$1.07

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DENSO 3121 Specifications
Center Electrode Core Material	Copper
Center Electrode Tip Material	Nickel
Ground Configuration	Standard
Ground Electrode Core Material	Nickel
Ground Electrode Quantity	1
Ground Electrode Tip Design	U-Groove
Hex Size	16 mm
Manufacturer Heat Range	20
Pre-Gap Size	1.1 MM
Reach	19.0 mm
Resistance	5000.0 oh
Seat Type	Flat
Thread Diameter	14.0 mm

U-Groove Conventional; Pre-Set Gap: 0.044"

Features & Benefits:

PERFORMANCE / IGNITABILITY

Nickel Alloy Center Electrode -- for reliable, cost-effective performance.

EFFICIENCY / FUEL ECONOMY

Patented U-Groove① Ground Electrode -- enables complete combustion by allowing the spark to fill the gap created by the U shape. The ball of fire created in the U-Groove develops a larger and hotter flash front that virtually eliminates excessive fouling and erratic starts caused by poor fuel mixtures.

Which DENSO Spark Plug Is Right For You?

Material / Series	Lifespan / Durability	Performance / Ignitability	Efficiency / Fuel Economy
Copper / Nickel U-Groove	★	★	★
Platinum Twin Tip	★★★★	★★	★★
Double Platinum	★★★★★	★★	★★
Iridium Twin Tip	★★★★★★	★★★★	★★★
Iridium Power	★★★★	★★★★★	★★★
Iridium Long Life	★★★★★★	★★★★	★★

Videos

How To Replace DENSO Spark Plugs

OEM / Interchange Numbers: 000018BP03, 09146367, 0948200494, 0948200508, 0948200510, 0K01C18110, 0K23A18110, 1882311091, 2240150Y06, 2240185E16, 22401AA310, 22401AA450, 22401AA540, 22401AA550, 22401AA65A, 242229606, 25108074, 3923, 5269556, 5269899, 5614257, 8251080740, 88901007, 8943283720, 8943283740, 94328372, 96068564, 96130723, BP0318110, BP0418110, BP1218110, M04671057, M05269899

Closeout Inventory Warranty Information:
Wholesaler Closeout items have a 30 day warranty (but still are covered by our Return Policy).

Regular Inventory Warranty Information:
No Warranty