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Profile Number | Advertised Timings | DURATION | VALVE LIFT | TAPPET CLEARANCE | REMARKS | ||||||||||
Ex Op. B.B.D.C. | Ex Cl A.T.D.C | In Op. B.T.D.C. | In Cl A.B.D.C | Advertised | @ 0.050" | Gross. | @ T.D.C. | Ex. | In. | | |||||
383C | 60 | 22 | 24 | 58 | 262 | 262 | 216 | 216 | .390" | .390" | .020" | .018" | Std.Aust. | ||
358C | 64 | 30 | 31 | 63 | 274 | 274 | 230 | 230 | .382" | .382" | .024" | .020" | Std. Eur. | ||
351C | 66 | 28 | 26 | 66 | 274 | 274 | 244 | 244 | .382" | .382" | .018" | .016" | Mild 2500-6000rpm. | ||
561C | 75 | 39 | 39 | 75 | 294 | 294 | 248 | 248 | .382" | .382" | .018" | .016" | Factory Alliquardi rally. | ||
137
| 73 | 37 | 39 | 71 | 290 | 290 | 258 | 258 | .410" | .410" | .012" | .010" | Rally/ speedway. | ||
579C | 71 | 41 | 37 | 75 | 292 | 292 | 270 | 270 | .430" | .430" | .018" | .016" | Fast road. | ||
133 | 78 | 42 | 44 | 78 | 300 | 300 | 278 | 278 | .421" | .421" | .012" | .010" | Rally/ speedway. | ||
441C | 73 | 39 | 41 | 71 | 292 | 292 | 262 | 262 | .460" | .460" | .016" | .014" | Road race. | ||
440C | 78 | 43 | 46 | 76 | 302 | 302 | 284 | 284 | .475" | .475" | .016" | .014" | Road race. | ||
Notes -
- These profiles have been chosen because of their suitable ramp shape, tappet settings as specified.
- For larger profiles check Ford O.H.C profiles.