Drag Race series, high horsepower turbo cams. Designed for 1400+hp engines using 75-86 turbos, best suited for Methanol drag cars running 7s. Requires Kelford KVS79-EXTREME valve spring kit for engines spinning to 11,000RPM. Primary/Intermediate lobe specifications are 268/264 & 264 degrees advertised duration. 10.0mm & 10.0mm/10.0mm lift.
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