rocker stud girdles

If you're running heavy springs and spinning it high, definately. I run the Harland Sharp setup and it is very stable at high rpms. It's amazing how much rocker studs will flex when you run a heavy valve spring.
 
HERES MY SHOT 7/16STUD ROCKERS LAST MOTOR REVVED TO 8200 RPMS..1.72 ROCKERS WITH SPRING SEAT PRESSURE OF 235LBS
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