Denso - Standard Spark Plugs

Reach

Type

NDW20MPU

.339” (8.6 mm)

Standard

NDW22MPU

.339” (8.6 mm)

Standard

NDW14U

3/8” (9.5 mm)

Standard

NDW16SU

3/8” (9.5 mm)

Standard

NDW20SU

3/8” (9.5 mm)

Standard

NDW22SU

3/8” (9.5 mm)

Standard

NDW24SU

3/8” (9.5 mm)

Standard

NDW27SU

3/8” (9.5 mm)

Standard

NDW31SU

3/8” (9.5 mm)

Standard

NDW22ESU

¾” (19 mm)

Standard

Reach

Type

NDW24ESU

¾” (19 mm)

Standard

NDW27ESU

¾” (19 mm)

Standard

NDW31ESU

¾” (19 mm)

Standard

NDW14FU

½” (12.7 mm)

Standard

NDW16FSU

½” (12.7 mm)

Standard

NDW20FSU

½” (12.7 mm)

Standard

NDW22FSU

½” (12.7 mm)

Standard

NDW24FSU

½” (12.7 mm)

Standard

NDW27FSU

½” (12.7 mm)

Standard

NDW31FS

½” (12.7 mm)

Standard

Reach

Thread

Type

NDQ16RU11

¾”

14 mm

Standard

NDQ20RU11

¾”

14 mm

Standard

NDQ22PRU11

¾”

14 mm

Standard

Reach

Thread

Type

NDU20ESRN

¾”

10 mm

Standard

NDU22ESRN

¾”

10 mm

Standard

NDU24ESRN

¾”

10 mm

Standard

NDU27ESRN

¾”

10 mm

Standard