Moroso 25025 Moroso Lifter Valley Vents - 1/4in NPT w/Hex Head - Aluminum - 8 Pack

Lifter Valley Vents. Fits SBC and others, 1/4" NPT with Hex Head

• Positive ventilation to upper engine
• Prevents drainback to crankshaft
• Helps stop excessive windage and horsepower loss
• All aluminum — 8 per kit