One (1) New Aftermarket Replacement Spark Plug Replacement For: Chain Saws, Lawn Mowers, Blowers, Trimmers, Gas Scooters and More OEM Numbers Are Provided for Reference Only. Please Verify Fit Prior To Ordering. Replaces Part Numbers: W20M-U, 255, CJ8, BM6A, L6C, 12542 One (1) New Aftermarket Replacement Spark Plug Fits: Small Engines, Chain Saws, Lawn Mowers, Blowers, Trimmers, Gas Scooters Specifications: Qty. 1 U-Groove Replaces Part Numbers - Fits Denso - W20M-U Fits Autolite - 255 Fits Champion - CJ8 Fits NGK - BM6A Fits Torch - L6C Fits Rotary - 12542