Ford Racing 4.6L Aluminator Crate Engine - Alumination Determination
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The backside of the D1SC blower offers a larger inlet area and specially designed impeller. This unit was spun slower than the P1SC, but still produced 3 more psi of boost and 100 more rwhp than the P1SC, thanks to the D1SC being a more efficient supercharger. View Related Article
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