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NGK 454 Spark PlugNGK Iridium Spark Plug 454-502

This is an NGK Iridium Spark plug to replace the stock plugs found in many 454-502 marine big block engines. (replaces AC-MR43T).

Product Number:  NGK 454-502

Price:  $9.75






Tip Design: Non-extended
Seat Design: Tapered
Heat Range: Stock
Threads: 14mm
Resistor: Yes
Gap: .035"

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