918's or PRC duals?
You could use either spring, I like the beehive design myself but the 918's did have some recent issues although Comp doesn't seem to acknowledge it anymore. The PSI 1511 is also an excellent beehive spring and is nitrided for long life.
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The Best V8 Stories One Small Block at Time
Pics are down but basically completely trashed his motor over a broken 918.


