ACDelco 41-993 Platinum Spark Plugs. Use on all 5.7L Catalyst Equipped engines. For Non-catalyst engines Indmar recommends using the ACDelco MR43LTS spark plug.
Product Specs:
ACDelco Part# 41-993Electrode Core Material:CopperElectrode Tip Material:PlatinumSpark Plug Thread Size: 14Sold Individually| Weight | 0.4000 |
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| Country of Manufacture | |
| Manufacture part number | 41-993 |
| UPC | NULL |
| Manufacturer | AC Delco |
