High-Flow Pontiac Cylinder Head Packages - Cylinder Head Symphony
The CV-1 is available with CNC-milled combustion chambers that measure 65 cc for race applications, or 90 cc for pump gas applications. The chamber's unique, dual-quench design features opposing squish pads to maximize combustion efficiency. According to Jim Sammons, peak output occurs with total spark lead in the low 30s. View Related Article
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