| DISTANCE FROM MINOR DIAMETER TO STEM END | 0.2170 INCHES MINIMUM AND 0.2190 INCHES MAXIMUM |
| CARBON RELIEF GROOVE | NOT INCLUDED |
| CHAMFER ANGLE IN DEG | 45.0 |
| CHAMFER LENGTH | 0.0300 INCHES NOMINAL |
| FSC APPLICATION DATA | GASOLINE ENGINE |
| HEAD HEIGHT | 0.1870 INCHES MINIMUM AND 0.1970 INCHES MAXIMUM |
| HEAD STYLE | FLAT |
| OUTSIDE DIAMETER | 1.7760 INCHES MINIMUM AND 1.7860 INCHES MAXIMUM |
| METALLIC HARDNESS RATING AND LOCATION | 30.0 ROCKWELL C MINIMUM STEM |
| METALLIC HARDNESS RATING AND LOCATION | 30.0 ROCKWELL C MINIMUM HEAD |
| METALLIC HARDNESS RATING AND LOCATION | 40.0 ROCKWELL C MAXIMUM HEAD |
| METALLIC HARDNESS RATING AND LOCATION | 40.0 ROCKWELL C MAXIMUM STEM |
| METALLIC HARDNESS RATING AND LOCATION | 50.0 ROCKWELL C MINIMUM TIP |
| MINOR DIAMETER LENGTH | 0.1880 INCHES NOMINAL |
| MINOR OUTSIDE DIAMETER | 0.2450 INCHES MINIMUM AND 0.2490 INCHES MAXIMUM |
| NECK RADIUS | 0.5000 INCHES NOMINAL |
| SEAT ANGLE IN DEG | 60.0 |
| STEM DIAMETER | 0.3720 INCHES MINIMUM AND 0.3730 INCHES MAXIMUM |
| STEM LENGTH | 5.6395 INCHES MINIMUM AND 5.6745 INCHES MAXIMUM |
| STEM STYLE | TAPERED |
| TAPER ANGLE IN DEG | 15.0 |