Thread: NOS LS-7 Crate Engine 454/465HP Never Used
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Old 03-14-2012, 12:00 AM
luzl78 luzl78 is offline
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Default Re: NOS LS-7 Crate Engine 454/465HP Never Used
Those 990 heads breathe very well. I have them on a 427 with a zl1 cam and it sounds great! Good luck.
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