Performance Ls Engine Titanium Retainers With Upgraded Springs
Performance Ls Engine Titanium Retainers With Upgraded Springs
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The heads are off-the-shelf LS7 units, with upgraded springs and titanium retainers. They feature 270cc CNC-machined intake runners, 70cc CNC-machined combustion chambers, 2.20-inch titanium intake valves, 1.61-inch sodium-filled exhaust valves, and a 12-degree valve angle. View Related Article
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