| CARBON RELIEF GROOVE | NOT INCLUDED |
| CHAMFER ANGLE IN DEG | 45.0 |
| CHAMFER LENGTH | 0.0312 INCHES NOMINAL |
| DISTANCE FROM FIRST GROOVE TO STEM END | 0.1875 INCHES NOMINAL |
| DISTANCE FROM SECOND GROOVE TO STEM END | 0.6406 INCHES NOMINAL |
| FIRST GROOVE DIAMETER | 0.2980 INCHES MINIMUM AND 0.3040 INCHES MAXIMUM |
| FIRST GROOVE WIDTH | 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM |
| FSC APPLICATION DATA | GASOLINE ENGINE |
| HEAD HEIGHT | 0.1719 INCHES NOMINAL |
| HEAD STYLE | FLAT |
| METALLIC HARDNESS RATING AND LOCATION | 50.0 ROCKWELL C MINIMUM TIP |
| NECK RADIUS | 0.3125 INCHES NOMINAL |
| OUTSIDE DIAMETER | 1.5250 INCHES MINIMUM AND 1.5350 INCHES MAXIMUM |
| SEAT ANGLE IN DEG | 45.0 |
| SECOND GROOVE DIAMETER | 0.3310 INCHES MINIMUM AND 0.3380 INCHES MAXIMUM |
| SECOND GROOVE WIDTH | 0.1250 INCHES NOMINAL |
| STEM DIAMETER | 0.3722 INCHES MINIMUM AND 0.3730 INCHES MAXIMUM |
| STEM LENGTH | 5.7413 INCHES MINIMUM AND 5.7623 INCHES MAXIMUM |
| STEM STYLE | DOUBLE GROOVED |