Ford Camshaft Identification

Part Number

C30Z-8250-B C3AZ-6250-V C3OZ-6250-C C7FE-6250-A C9OZ-6250-C DOZZ-6250-A DOZX-6250-B C9OZ-6250-A DOZX-6250-C
Application Engine 221 260 289 302 289 HP All except 351C All except 351C 302 Boss 302 Boss 351-W 302
Year 62-65 65-66 68-72 63-68 All All OHO OHO 69-71 OHO
Lifter Type Hydraulic Hydraulic Mechanical Mechanical Hydraulic Mechanical Mechanical Hydraulic Mechanical
Lash .019 .020-I
.025-E
.025 .025 .025
Intake Events Open 21° BTC
26° ATC
16° BTC
40° ATC
46° BTC
12° ATC
52° BTC
6° BTC
36° BTC
16° ATC
34° BTC
15° ATC
58° BTC
12° BTC
11° BTC
34° ATC
66° BTC
20° ATC
Close 51° ABC
BDC
70° ABC
8° ABC
84° ABC
26° ABC
86° ABC
30° ABC
74° ABC
20° ABC
76° ABC
25° ABC
86° ABC
32° ABC
65° ABC
15° ABC
84° ABC
33° ABC
Exhaust Events Open 57° BBC
10° BBC
44° BBC
1° BBC
94° BBC
36° BBC
82° BBC
40° BBC
84° BBC
32° BBC
86° BBC
47° BBC
88° BBC
42° BBC
68° BBC
15° BBC
94° BBC
47° BBC
Close 15° ATC
36° BTC
20° ATC
27° BTC
36° ATC
22° BTC
42° ATC
4° BTC
26° ATC
28° ATC
24° ATC
27° ATC
56° ATC
2° ATC
22° ATC
33° BTC
64° ABC
11° ATC
Duration Intake 252° 266° 310° 318° 290° 290° 324° 256° 330°
Exhaust 252° 244° 310° 304° 290° 290° 324° 270° 338°
Lift Lobe .238 .230-I
.237-E
.298 .330 .290 .290 .355 .260-I
.278-E
.355-I
.368-E
Valve .380 .360-I
.380-E
.460 .510 .470 .477 .589 .425-I
.450-E
.600-I
.620-E
Overlap 36° 36° 82° 94° 62° 58° 114° 33° 130°
Identification Mark UA UA V E C7FE-A C9OZ-C VED DOZX-A B F DOZX-C
Location Between last lobe & journal Between last lobe & journal Between dist. gear & first journal Stamped on end of oil shaft Stamped on end of oil shaft Stamped on end of oil shaft Stamped on end of oil shaft Stamped on end of oil shaft Stamped on end of oil shaft

Valve lift is computed for stock rockerarm ratio
(1.73:1 for 400, 351-C & Boss 302: 1.60:1 for all others)

Source of information: Ford Performance by Pat Ganahl, an excellent reference book on Ford performance engines

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