| DISTANCE FROM SLOT TO STEM END | 0.1094 INCHES NOMINAL |
| CARBON RELIEF GROOVE | NOT INCLUDED |
| CHAMFER ANGLE IN DEG | 45.0 |
| CHAMFER LENGTH | 0.0312 INCHES NOMINAL |
| FSC APPLICATION DATA | GASOLINE ENGINE |
| HEAD HEIGHT | 0.2010 INCHES MINIMUM AND 0.2210 INCHES MAXIMUM |
| HEAD STYLE | MUSHROOM |
| OUTSIDE DIAMETER | 1.5625 INCHES MINIMUM AND 1.5725 INCHES MAXIMUM |
| METALLIC HARDNESS RATING AND LOCATION | 37.0 ROCKWELL C NOMINAL STEM |
| METALLIC HARDNESS RATING AND LOCATION | 37.0 ROCKWELL C NOMINAL TIP |
| NECK RADIUS | 0.4375 INCHES NOMINAL |
| SEAT ANGLE IN DEG | 45.0 |
| SLOT LENGTH | 0.3300 INCHES MINIMUM AND 0.3380 INCHES MAXIMUM |
| SLOT RADIUS | 0.1790 INCHES MINIMUM AND 0.1810 INCHES MAXIMUM |
| SLOT WIDTH | 0.1580 INCHES MINIMUM AND 0.1620 INCHES MAXIMUM |
| STEM DIAMETER | 0.3720 INCHES MINIMUM AND 0.3730 INCHES MAXIMUM |
| STEM LENGTH | 4.9158 INCHES MINIMUM AND 4.9208 INCHES MAXIMUM |
| STEM STYLE | SLOTTED |