yes but you should port the 350 heads since they are swril port or open up your 305 heads and put them on the 350. But you don't HAVE to do either. Everything is bolt on. I only say port the heads to get the most out of your combo.
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-Tas
'89 Formula WS-6
305, TBI, auto, 14x3 chrome flat based open element with K&N, Milodon 160* thermo, functional Formula hood, cross-flow Flowmaster, '99z28 rear pipes and tips....
To be installed eventually far far far into the future: Yours if the price is right and I don't have to ship

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Hooker 1-5/8" 50 state legal headers, Dynomax 3" I pipe (PN 44063 and 43248), Catco 3" cat, and injector spacer.
Super GRK_Taz World F-Body Dual Exaust EFI & Intake Options
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