CAM LOBE PROFILE CATALOG - Crane Cams Australia
CAM LOBE PROFILE CATALOG - Crane Cams Australia
CAM LOBE PROFILE CATALOG - Crane Cams Australia
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<strong>PROFILE</strong> CODE<br />
DUR. AT .050”/<br />
<strong>LOBE</strong> LIFT<br />
ADVERTISED DUR.<br />
AT TAPPET LIFT<br />
DEG. IN.<br />
22 cranecams.com | 866.388.5120<br />
MECHANICAL FLAT TAPPET <strong>PROFILE</strong>S<br />
DUR. AT<br />
.200”<br />
TAPPET LIFT<br />
TAPPET LIFT AT<br />
TOP DEAD CENTER<br />
104 DEG.<br />
INTAKE<br />
MECHANICAL FLAT TAPPET <strong>PROFILE</strong>S<br />
114 DEG.<br />
EXHAUST<br />
GROSS VALVE LIFT WITH ZERO LASH AT<br />
THEORETICAL ROCKER RATIO SHOWN<br />
MINIMUM<br />
TAPPET<br />
DIAMETER<br />
1.50 1.60 1.70 1.76 SEE PAGE 2<br />
F11<br />
F11 mechanical series created for Chrysler and AMC engines using .904” diameter<br />
tappets for street and mid-range torque applications. Recommended lash is .028” to .030”.<br />
F-228/3334 264 .0200 140 .078 .050 .500 .533 .567 .587 .904<br />
F-238/3467 274 .0200 148 .093 .063 .520 .555 .589 .610 .904<br />
F-248/3600 284 .0200 158 .110 .077 .540 .576 .612 .634 .904<br />
F904<br />
F904 mechanical series created for Chrysler and AMC engines using .904” diameter<br />
tappets with stable valve motion for conservative performance and endurance<br />
racing applications. Recommended lash is .022” intake and .026” exhaust.<br />
F-255/370 296 .0200 163 .115 .083 .555 .592 .629 .651 .904<br />
F-265/385 306 .0200 173 .135 .101 .578 .616 .655 .678 .904<br />
F-275/400 316 .0200 183 .155 .119 .600 .640 .680 .704 .904<br />
F-285/410 326 .0200 193 .173 .137 .615 .656 .697 .722 .904<br />
F-295/410 336 .0200 203 .191 .154 .615 .656 .697 .722 .904<br />
F-305/410 346 .0200 212 .208 .172 .615 .656 .697 .722 .904<br />
F904A<br />
F904A mechanical series created for Chrysler and AMC engines using<br />
.904” diameter tappets with stable valve motion for racing applications.<br />
F-258/3734 294 .0200 168 .127 .093 .560 .597 .635 .657 .904<br />
F-268/3867 306 .0200 176 .142 .107 .580 .619 .657 .681 .904<br />
F-278/4000 316 .0200 185 .158 .121 .600 .640 .680 .704 .904<br />
F-288/4133 326 .0200 195 .176 .140 .620 .661 .703 .727 .904<br />
F-298/4133 330 .0200 204 .194 .156 .620 .661 .703 .727 .904<br />
F12<br />
F12 mechanical series created for Chrysler and AMC engines using<br />
.904” diameter tappets for racing applications. Recommended lash is .026”.<br />
F-248/3602 284 .0200 156 .104 .080 .540 .576 .612 .634 .904<br />
F-258/3735 294 .0200 166 .119 .097 .560 .598 .635 .657 .904<br />
F-268/3868 304 .0200 177 .137 .113 .580 .619 .658 .681 .904<br />
F-278/4002 314 .0200 186 .155 .130 .600 .640 .680 .704 .904<br />
F-288/4134 324 .0200 196 .173 .147 .620 .661 .703 .728 .904<br />
NOPOP1<br />
NOPOP1 mechanical series originally created for Chrysler Hemi<br />
fuel drag race applications. Recommended lash is .028”.<br />
F-292/398 332 .0162 200 .184 .150 .597 .637 .677 .700 .904<br />
F-298/414 338 .0162 206 .194 .161 .621 .662 .704 .729 .904<br />
F-304/414 344 .0162 212 .206 .172 .621 .662 .704 .729 .904
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