ls7 and ls3

03-26-2013, 12:02 PM

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ls7 and ls3

Woukd ls7 heads fit on a ls3 motor? Are they diff ports? Would ls7 ve better then tfs 235 or 245 heads?

03-26-2013, 02:12 PM

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Intakes are different and for LS7 heads to work good you need a minimum 4.125 bore. They have 2.20 intake valves.