
Vehicle Specific
Check if it fits by entering your vehicle info| Brand | Denso | 
| Part Number | 4511 | 
| Part Description | Platinum TT™ Spark Plug | 
| Electrode Material | Platinum | 
| Gap | .039" (1.0 mm) | 
| Ground Electrode Quantity | 1 | 
| Ground Electrode Tip Design | Titanium Enhanced Twin-Tip | 
| Heat Range | 16 | 
| Hex Size | 5/8" (16 mm) | 
| Material | Nickel | 
| Nominal Gap | 1 mm | 
| Overall Height | JIS | 
| Reach | 17.5 mm (.689") | 
| Seat Type | Tapered | 
| Spark Plug Reach | 18 mm | 
| Terminal Type | Solid | 
| Thread Diameter | 14 mm | 
| Thread Pitch | 1.25 mm | 
| UPC | 042511045118 | 
| Wrench Diameter | 16 mm | 
| Year Make Model | Trim | Engine | 
|---|---|---|
| 1986-1988 Buick Century | All Trims | 6 Cyl 3.8L | 
| 1987-1989 Buick Century | All Trims | 6 Cyl 2.8L | 
| 1989-1993 Buick Century | All Trims | 6 Cyl 3.3L | 
| 1993-1996 Buick Century | All Trims | 4 Cyl 2.2L | 
| 1994-2005 Buick Century | All Trims | 6 Cyl 3.1L | 
| 1994-1996 Buick Commercial Chassis | All Trims | 8 Cyl 5.7L | 
| 1986-1990 Buick Electra | All Trims | 6 Cyl 3.8L | 
| 2005-2009 Buick LaCrosse | All Trims | 6 Cyl 3.8L | 
| 2008-2009 Buick LaCrosse | All Trims | 8 Cyl 5.3L | 
| 1986 Buick LeSabre | All Trims | 6 Cyl 3.0L |