Indy Cylinder Heads Intake Port Openings
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The Indy SRs bolted right up to seal and capture the valley plate. Notice the large Max Wedge-size intake port openings. Box stock, these castings flowed 288 cfm at .700 inch lift. With extensive porting and polishing, they flowed 357 cfm at .700 lift. Even in stock form, these heads are proven performers.] View Related Article
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