Depends on how much you are paying for them.If you have a re-ground cam you can keep the right geometry...Won't wear your valve guides out either.The std rockers tend to pull/slide across the top of valve stem...
Don't be afraid to try something new. Remember, amateurs built the Ark...Professionals built the Titanic!
Tuned & maintained by "Peppertree Perfmormance". Dart block, Scat 4340 steel crank, Custom C.P pistons.Oliver rods.. Mal Wood twin plate clutch.. Twin SC61/2's,482 rwkw/ 645 rwhp..
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