Fitting Pistons
Measure cylinder bore diameter approximately 2 1/2" from top of bore. Measure piston at pin centerline and see "Pistons, Pins, Rings" for preferable clearances.
VALVES
| Engine & Valve | Head Diam. | Face Angle | Seat Angle | Seat Width | Stem Diameter | Stem Clearance | Valve Lift | |
|---|---|---|---|---|---|---|---|---|
| 396", 427" | ||||||||
| 1968-69 | Int. | 2.065" | 45° | 46° | .031-.063" | .3715-.3722" | .0010-.0025" | .......... |
| Exh. | 1.720" | 45° | 46° | .063.094" | .3713-.3720" | .0012-.0027" | .......... | |
| 396", 400" | ||||||||
| (402"), 454" | ||||||||
| 1970-73 | Int. | 2.065" | 45° | 46° | .031-.063" | .3715-.3722" | .0010-.0027" | .......... |
| Exh. | 1.720" | 45° | 46° | .063-.094" | .3713-.3720" | .0012-.0027" | .......... | |