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Discussion in '1973-1991 K5 Blazer | Truck | Suburban' started by Madbomber88, Apr 8, 2003.
Will my thorley headers on my current engine (90 TBI 350 Stock) bolt right up to vortec heads?
yes they will the vortec heads all have the same bolt pattern as the older heads.
I am running Thorley's on my 350w/Vortec heads. Good combo. /forums/images/graemlins/thumb.gif
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