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Bryan Broaddus · 04-11-2013, 06:04 PM

We have used the Crowers for years in our Super Stock Big Blocks with very good luck. Ours are the .903 diameter and we spin them up to 8600 all the time.
If you change to the Isky you will have to change your pushrods too since they set up at a different height, from what I have seen.

04-11-2013, 06:04 PM	#8
Bryan Broaddus Member Join Date: Jun 2002 Posts: 104 Likes: 2 Liked 18 Times in 4 Posts	Re: Roller Lifter Question We have used the Crowers for years in our Super Stock Big Blocks with very good luck. Ours are the .903 diameter and we spin them up to 8600 all the time. If you change to the Isky you will have to change your pushrods too since they set up at a different height, from what I have seen. __________________ Bryan Broaddus 7568 STK ,SS