| DISTANCE FROM GROOVE TO STEM END | 0.2000 INCHES MINIMUM AND 0.2020 INCHES MAXIMUM |
| CARBON RELIEF GROOVE | NOT INCLUDED |
| CHAMFER ANGLE IN DEG | 45.0 |
| CHAMFER LENGTH | 0.0312 INCHES NOMINAL |
| FSC APPLICATION DATA | GASOLINE ENGINE |
| GROOVE DIAMETER | 0.3380 INCHES MINIMUM AND 0.3420 INCHES MAXIMUM |
| GROOVE WIDTH | 0.1350 INCHES MINIMUM AND 0.1450 INCHES MAXIMUM |
| HEAD HEIGHT | 0.1950 INCHES MINIMUM AND 0.2050 INCHES MAXIMUM |
| HEAD STYLE | FLAT |
| OUTSIDE DIAMETER | 2.3700 INCHES MINIMUM AND 2.3800 INCHES MAXIMUM |
| METALLIC HARDNESS RATING AND LOCATION | 30.0 ROCKWELL C MINIMUM OVERALL |
| METALLIC HARDNESS RATING AND LOCATION | 40.0 ROCKWELL C MAXIMUM OVERALL |
| NECK RADIUS | 0.5000 INCHES NOMINAL |
| SEAT ANGLE IN DEG | 45.0 |
| STEM LENGTH | 6.0550 INCHES MINIMUM AND 6.0580 INCHES MAXIMUM |
| STEM STYLE | GROOVED |
| STEM DIAMETER | 0.4965 INCHES MINIMUM AND 0.4975 INCHES MAXIMUM |