Manifold Swapping for Roots Blower - 134 HP With One Bolt-On!
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We used 1 3/4 Hooker headers for the dyno test, but we've seen 15/8 headers do the same job without a significant loss of power. Superchargers force air instead of relying on exhaust scavenging, so header size is less critical. Use the headers that fit your car and are recommended for your engine size. View Related Article
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