| Part Number |
Rocker
Ratio |
|
Cam
Lift |
Valve
Lift |
Adv.
Dur. |
Timing Events @ 0.050" |
Lobe
Center
Line |
Over-
Lap |
LSA |
| Dur. |
Opens |
Closes |
| 555-200578
| 1.70 |
Int. |
.308 |
.523 |
278° |
218° |
-1� BTC |
39� ABC |
109� |
59� |
112� |
| Exh. |
.308 |
.524 |
287° |
227° |
46� BBC |
0� ATC |
115� |
| 555-200579
| 1.70 |
Int. |
.309 |
.525 |
289° |
225° |
4� BTC |
41� ABC |
107� |
75� |
110� |
| Exh. |
.309 |
.525 |
300° |
236° |
49� BBC |
7� ATC |
113� |
| 555-200580
| 1.70 |
Int. |
.329 |
.560 |
285° |
216° |
-2� BTC |
38� ABC |
110� |
59� |
114� |
| Exh. |
.329 |
.560 |
292° |
220° |
48� BBC |
-8� ATC |
118� |
| 555-200581
| 1.70 |
Int. |
.329 |
.575 |
286° |
220° |
2� BTC |
38� ABC |
108� |
62� |
112� |
| Exh. |
.329 |
.575 |
292° |
224° |
48� BBC |
-4� ATC |
116� |
| 555-200582
| 1.70 |
Int. |
.344 |
.585 |
283° |
228° |
6� BTC |
42� ABC |
108� |
59� |
112� |
| Exh. |
.344 |
.585 |
286° |
230° |
51� BBC |
-1� ATC |
116� |
| 555-200583
| 1.70 |
Int. |
.350 |
.595 |
296° |
238° |
11� BTC |
57� ABC |
108� |
73� |
112� |
| Exh. |
.350 |
.595 |
299° |
242° |
47� BBC |
5� ATC |
116� |
| 555-200584
| 1.70 |
Int. |
.350 |
.595 |
295° |
234° |
7� BTC |
47� ABC |
108� |
102� |
107� |
| Exh. |
.350 |
.595 |
336° |
277° |
64� BBC |
33� ATC |
106� |
| 555-200585
| 1.70 |
Int. |
.360 |
.612 |
298° |
236° |
8� BTC |
48� ABC |
110� |
84� |
110� |
| Exh. |
.360 |
.612 |
309° |
246° |
53� BBC |
13� ATC |
110� |