NAPA Auto Parts NAPA Montréal - Pointe-aux-Trembles
12215 RUE SHERBROOKE E
POINTE-AUX-TREMBLES,  QC  H1B 5L4
(514) 642-7996
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AC-DELCO Spark Plug

AC-DELCO Spark Plug

Part #: ACD M8
Line: ACDelco
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Features & Benefits

Warranty: Standard : See Manufacturer's Complete Written Policy

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ACDelco Specialty Marine Spark Plugs are everyday replacement plugs designed for reliability and efficient performance in jet boats, inboards, outboards, and personal watercraft. They can maintain stable operating temperatures under varying loads. Their high-quality copper core and outstanding suppression characteristics deliver reliable performance.


  • Copper core provides great heat transfer and helps maximize plug durability
  • Ribbed suppressor seal extends resistance and helps prevent spark 'flash over' and misfires
  • Nickel-chrome alloy sheathing to help prevent corrosion on center electrode
  • Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
  • Premium aftermarket replacement part
  • Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models

Specifications

Spark Plug Thread Size 10 mm
Gap Size 0.033
Seat Type Gasket
Electrode Core Material Copper
Manufacturer Part Number M8
Spark Plug Reach 6.3 mm
VMRS Code 033003005
Spark Plug Seat Type Flat
Spark Plug Hex Size 5/8 in.
Hex Size 5/8 in

Safety Information

Vehicle Fitment Guide

Product Reviews