Engine Front Cover Oil Seal

Remove old seal with punch and clean recess in cover. Drive new seal into cover with Tool T58P-6007-B or 4676-H until seal is fully seated and make sure spring is positioned properly in seal.

VALVES

Engine & Valve

Head Diam.

Face Angle

Seat Angle

Seat Width

Stem Diameter

Stem Clearance

Cam Lobe Lift⁽²⁾

221"

1962-63

Int.

1.582-1.597"

44°

45°

.060-.080"

.3100-.3107"

.0008-.0025" ⁽³⁾

.2375"

Exh.

1.381-1.396"

44°

45"

.060-.080"

.3090-.3097"

.0018-.0035" ⁽⁴⁾

.2375"

260"

1962-65

Int.

1.582-1-597"

44°

45°

.060-.080"

.3100-.3170"

.0008-.0025" ⁽³⁾

.2375"

Exh.

1.381-1.396"

44°

45°

.060-.080"

.3090-.3097"

.0018-.0035" ⁽⁴⁾

.2375"

289"

1963-66

Int. ⁽⁶⁾

1.662-1.667"

44°

45°

.040-.060"

.3416-.3423"

.0010-.0027" ⁽³⁾

⁽⁵⁾

Exh.

1.442-1.457"

44°

45°

.040-.060"

.3406-.3413"

.0020-.0037" ⁽⁴⁾⁽⁷⁾

⁽⁵⁾

1967-68

Int.

1.773-1.783"

44°

45°

.040-.060"

.3416-.3423"

.0010-.0027" ⁽³⁾

⁽⁸⁾

Exh.

1442-1.457"

44°

45°

.040-.060"

.3406-.3413"

.0020-.0027" ⁽³⁾

⁽⁸⁾

⁽¹⁾	Standard size. Also available in.003".015", and.030" oversizes.

⁽²⁾	Maximum allowable lobe lift loss.005".

⁽³⁾	Wear Limit.0045".

⁽⁴⁾	Wear Limit.0055".

⁽⁵⁾	For 2-Bbl. & 4-Bbl. Std. Eng. 2303" Int..2375" Exh. For 4-Bbl. Hi. Perf. Eng..298" (Exc. 1966).278" (1966) Int. & Exh.

⁽⁶⁾	1.773-1.788" on 4-Bbl. High Perf. engines.

⁽⁷⁾	.0028-.0042" on 1965 engines.

⁽⁸⁾	.2303" Int. &.2375" Exh. (Exc. Late Thermactor).2663" Int..2657" Exh. (Late) thermactor.