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| Attribute | Value |
|---|---|
| Center Electrode Core Material | Copper |
| Center Electrode Design | Fine Wire |
| Center Electrode Insulator Tip Projection | 0.14, 3.5 |
| Center Electrode Projection | Mid Projection |
| Center Electrode Tip Material | Platinum |
| Electrical Terminal Type | Non-removable Nut |
| Grade Type | Performance |
| Ground Configuration | J-gap |
| Ground Electrode Core Material | Copper |
| Ground Electrode Quantity | 1 |
| Ground Electrode Tip Design | Standard |
| Ground Electrode Tip Material | Platinum |
| Hex Size | 5/8" (16mm) |
| Insulator Height | 2.07, 52.5 |
| Insulator Material | Ceramic |
| Manufacturer Heat Range | 5 |
| Material Grade | Double Platinum |
| Part Number | Ptr5f-11 |
| Pre Gap Size | .044, 1.1 |
| Reach | 0.689, 17.5 |
| Resistance | 5000.0 |
| Resistor Type | Yes |
| Seat Type | Tapered |
| Service Number | Ptr5f-11 |
| Short Style Spark Plug | No |
| Skirt | No |
| Skirt Length | 0.0 |
| Stock Number | 6579 |
| Thread Diameter | 0.551, 14.0 |
| Washer Included | No |
This part fits the following vehicles:
This is a universal part that fits 1,949 vehicle configurations across 17 makes.
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We want you to be 100% satisfied with your purchase. That's why we offer:
This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.
Warranty does NOT cover:
Fits Years: 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014
Keep your classic Cadillac running smoothly with the correct set of new aftermarket spark plugs.
Read Full Guide →If your scan tool is showing one of these trouble codes, this part is a common fix. Each guide explains the code, how to diagnose it, and exactly what to replace.
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