| MATERIAL AND LOCATION | COBALT ALLOY SEAT FACE |
| SODIUM INTERNAL FILLING |
| STEEL, MS300, CHRYSLER CORP STEM |
| HEAD STYLE | CONCAVE |
| HEAD HEIGHT | 0.1510 INCHES MINIMUM AND |
| 0.1610 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 1.4960 INCHES MINIMUM AND |
| 1.5060 INCHES MAXIMUM |
| NECK RADIUS | 0.3750 INCHES NOMINAL |
| SEAT ANGLE IN DEG | 45.0 |
| STEM STYLE | DOUBLE GROOVED |
| CHAMFER LENGTH | 0.0312 INCHES NOMINAL |
| MINOR OUTSIDE DIAMETER | 0.3395 INCHES MINIMUM AND |
| 0.3415 INCHES MAXIMUM |
| MINOR DIAMETER LENGTH | 0.9688 INCHES MINIMUM AND |
| 1.0312 INCHES MAXIMUM |
| STEM LENGTH | 4.6827 INCHES MINIMUM AND |
| 4.6927 INCHES MAXIMUM |
| STEM DIAMETER | 0.4330 INCHES MINIMUM AND |
| 0.4340 INCHES MAXIMUM |
| DISTANCE FROM FIRST GROOVE TO STEM END | 0.2188 INCHES NOMINAL |
| DISTANCE FROM SECOND GROOVE TO STEM END | 0.4375 INCHES NOMINAL |
| FIRST GROOVE DIAMETER | 0.0615 INCHES MINIMUM AND |
| 0.0635 INCHES MAXIMUM |
| SECOND GROOVE DIAMETER | 0.0615 INCHES MINIMUM AND |
| 0.0635 INCHES MAXIMUM |
| FIRST GROOVE WIDTH | 0.0615 INCHES MINIMUM AND |
| 0.0635 INCHES MAXIMUM |
| SECOND GROOVE WIDTH | 0.0615 INCHES MINIMUM AND |
| 0.0635 INCHES MAXIMUM |
| CHAMFER ANGLE IN DEG | 45.0 |
| CARBON RELIEF GROOVE | NOT INCLUDED |
| FSC APPLICATION DATA | GASOLINE ENGINE |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 12204 |
| DESIGN CONTROL REFERENCE | 1319090 |