| DISTANCE FROM MINOR DIAMETER TO STEM END | 0.4010 INCHES MINIMUM AND 0.4030 INCHES MAXIMUM |
| CARBON RELIEF GROOVE | NOT INCLUDED |
| CHAMFER ANGLE IN DEG | 45.0 |
| CHAMFER LENGTH | 0.0200 INCHES MINIMUM AND 0.0400 INCHES MAXIMUM |
| FSC APPLICATION DATA | GASOLINE ENGINE |
| HEAD HEIGHT | 0.1600 INCHES MINIMUM AND 0.1750 INCHES MAXIMUM |
| HEAD STYLE | FLAT |
| III MATERIAL AND LOCATION | STEEL OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| METALLIC HARDNESS RATING AND LOCATION | 43.0 ROCKWELL C MINIMUM TIP |
| MINOR DIAMETER LENGTH | 0.1800 INCHES MINIMUM AND 0.2000 INCHES MAXIMUM |
| MINOR OUTSIDE DIAMETER | 0.2450 INCHES MINIMUM AND 0.2490 INCHES MAXIMUM |
| NECK RADIUS | 0.3125 INCHES NOMINAL |
| OUTSIDE DIAMETER | 1.3070 INCHES MINIMUM AND 1.3170 INCHES MAXIMUM |
| SEAT ANGLE IN DEG | 45.0 |
| STEM DIAMETER | 0.3405 INCHES MINIMUM AND 0.3415 INCHES MAXIMUM |
| STEM LENGTH | 4.1875 INCHES MINIMUM AND 4.2275 INCHES MAXIMUM |
| STEM STYLE | TAPERED |
| TAPER ANGLE IN DEG | 15.0 |