Denso
U-Groove Conventional

Denso 4002 Spark Plug

Brand Denso 4002
Ground Electrode Tip Design U-groove
Ground Configuration Standard
Ground Electrode Core Material Nickel
Center Electrode Core Material Copper
Center Electrode Tip Material Nickel
Pre-Gap Size 0.7
Ground Electrode Quantity 1
Hex Size 16.0
Manufacturer Heat Range 20
Seat Type Flat
Reach 12.70
Thread Diameter 14.00
Product line U-Groove Conventional
Fits Honda, Kawasaki, and Yamaha · 34 vehicles

Cross-references DENSO Auto Parts U20FS-U for the same application. See all 1.

$14.38Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $14.38
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
This part fits 34 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelNotes
2010YamahaXV250 V Star 250U-Groove Conventional
2009YamahaXV250 V Star 250U-Groove Conventional
2008YamahaXV250 V Star 250U-Groove Conventional
2001YamahaXC125 Riva 125U-Groove Conventional
2000YamahaXC125 Riva 125U-Groove Conventional
1999YamahaXC125 Riva 125U-Groove Conventional
1998YamahaXC125 Riva 125U-Groove Conventional
1997YamahaXC125 Riva 125U-Groove Conventional
1996YamahaXC125 Riva 125U-Groove Conventional
1995YamahaXC125 Riva 125U-Groove Conventional
1994YamahaXC125 Riva 125U-Groove Conventional
1993YamahaXC125 Riva 125U-Groove Conventional
1992YamahaXC125 Riva 125U-Groove Conventional
1991YamahaXC125 Riva 125U-Groove Conventional
1989YamahaXC125 Riva 125U-Groove Conventional
1988KawasakiKLF110 MojaveU-Groove Conventional
1988YamahaXC125 Riva 125U-Groove Conventional
1987KawasakiKLF110 MojaveU-Groove Conventional
1987YamahaXC125 Riva 125U-Groove Conventional
1986KawasakiKLT110U-Groove Conventional
1986YamahaXC125 Riva 125U-Groove Conventional
1985YamahaXC125 Riva 125U-Groove Conventional
1981HondaZ50RU-Groove Conventional
1980HondaZ50RU-Groove Conventional
1979HondaZ50RU-Groove Conventional
1978HondaZ50AU-Groove Conventional
1977HondaZ50AU-Groove Conventional
1976HondaZ50AU-Groove Conventional
1975HondaZ50AU-Groove Conventional
1974HondaZ50AU-Groove Conventional
1973HondaZ50AU-Groove Conventional
1972HondaZ50AU-Groove Conventional
1971HondaC70MU-Groove Conventional
1970HondaPC50U-Groove Conventional
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
DENSO Auto Parts — U20FS-U