Champion reference no.: RN4C | AF (mm): 21 | Type: 1 earth electrode | Suppressed resistor: Yes | Thread length (mm): 19 | Contents: 10 | To fit NGK: BR7ES | To fit Champion: RN4, RN4C | To fit Denso: W22ESR-U | Torque max. (Nm): 30 Read more.
NGK Nickel spark plugs M14 x 19 mm, AF 21 mm, resistor - 10 pieces
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