not to be confused with Brian Crower
Check them:

STAGE 1 - N/A PERFORMANCE STREET: Aggressive street use & n2o. RPM range: Idle-6250+. Needs spring kit w/ higher RPM. .363"/.363" .256°/.256° SET/2 STOCK CR-61351-2 $426.15
STAGE 2 - FORCED INDUCTION STREET/STRIP: Designed specifically for turbo/blower. Short duration, low overlap, & high lift. RPM range: 1000-6750+. Needs spring kit. .375"/.375" .264°/.264° SET/2 CR-84184 CR-61351T-2 $426.15
STAGE 3 - N/A 3/4 RACE: Designed for Street/Strip. Most popular profile. RPM range: 1500-7000+. Needs spring kit. .406"/.406" .272°/.272° SET/2 CR-84184 CR-61352-2 $426.15
STAGE 3 - FORCED INDUCTION RACE: Drag race & radical Street/Strip. RPM range: 1500-7000+. Needs ECU mods & spring kit. .401"/.401" .280°/.280° SET/2 CR-84184 CR-61353-2 $426.15
STAGE 3 - N/A FULL RACE: Drag race & radical Street/Strip. Rough idle. RPM range: 1500-7250+. Needs spring kit. ECU tuning manditory. .411"/.411" .288°/.288° SET/2 CR-84184 CR-61354-2 $426.15

http://atomicspeedware.com/camcrownis.htm

 

They look pretty good for the price.