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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SPECIALIZED <strong>PROFILE</strong>S<br />
<strong>PROFILE</strong> CODE<br />
DUR. AT .050”/<br />
<strong>LOBE</strong> LIFT<br />
ADVERTISED DUR.<br />
AT TAPPET LIFT<br />
DEG. IN.<br />
DUR. AT<br />
.200”<br />
TAPPET LIFT<br />
TAPPET LIFT AT<br />
TOP DEAD CENTER GROSS VALVE LIFT WITH ZERO LASH<br />
104 DEG.<br />
INTAKE<br />
114 DEG.<br />
EXHAUST<br />
cranecams.com | 866.388.5120<br />
MINIMUM<br />
FOLLOWER<br />
DIAMETER<br />
SEE PAGE 2<br />
<strong>PROFILE</strong>S FOR DIRECT ACTUATION FOLLOWER SOHC AND DOHC APPLICATIONS<br />
OHC9<br />
OHC9 mechanical series for OHC engines using bucket style followers with a<br />
minimum diameter of 1.180" and a minimum design base circle radius of .970”<br />
minus lobe lift.. Recommended cold lash is .006” intake, and .008” exhaust.<br />
F-258/450 300 .0040 194 .168 .119 .450 1.180<br />
F-268/470 310 .0040 204 .190 .142 .470 1.180<br />
OHC11<br />
OHC11 mechanical series for OHC engines using bucket style followers with a<br />
minimum diameter of 1.200” and a minimum design base circle radius of .970”<br />
minus lobe lift. Recommended cold lash is .008” intake, and .010” exhaust.<br />
F-260/450 292 .0100 200 .180 .130 .450 1.200<br />
F-270/465 302 .0100 214 .204 .155 .465 1.200<br />
F-280/480 312 .0100 219 .227 .179 .480 1.200<br />
OHC12<br />
OHC12 mechanical series for OHC engines using bucket style followers with<br />
a minimum diameter of 1.220” and a minimum design base circle radius<br />
of 1.150” minus lobe lift. Recommended cold lash is .018”.<br />
F-222/408 270 .0140 157 .072 .045 .408 1.220<br />
F-232/428 280 .0140 167 .095 .061 .428 1.220<br />
F-242/448 290 .0140 176 .117 .078 .448 1.220<br />
F-252/468 300 .0140 186 .143 .099 .468 1.220<br />
F-284/492 332 .0140 220 .231 .182 .492 1.220<br />
OHC13<br />
OHC13 mechanical series for OHC engines using bucket style followers with<br />
a minimum diameter of 1.375” and a minimum design base circle radius<br />
of 1.130” minus lobe lift. Recommended cold lash is .018”.<br />
F-234/432 (.012"lash) 258 .0200 176 .116 .063 .432 1.375<br />
F-260/525 308 .0140 200 .175 .122 .525 1.375<br />
F-270/545 318 .0140 209 .201 .148 .545 1.375<br />
F-276/558 324 .0140 215 .219 .165 .558 1.375<br />
F-282/570 330 .0140 221 .238 .181 .570 1.375<br />
OHC10<br />
OHC10 mechanical miscellaneous profiles for OHC engines using bucket style followers of various<br />
tappet diameters and lobe sizes. Contact the <strong>Crane</strong> <strong>Cams</strong> technical staff for recommendations.<br />
F-230/440 292 .0140 168 .095 .053 .440 1.300<br />
F-240/470 302 .0140 180 .121 .072 .470 1.300<br />
F-262/420 300 .0100 197 .176 .129 .420 1.200<br />
F-262/450 300 .0100 200 .181 .131 .450 1.200<br />
F-280/530 322 .0050 220 .233 .178 .530 1.300<br />
F-284/488 324 .0140 219 .227 .177 .488 1.180<br />
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