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Engine Coolant Crossovers, LS Steam Vent Kits, Aluminum, Black Anodized, Chevy, Small Block LS, Kit

Holley LS steam vent kits prevent hot spots or overheating. Designed to eliminate trapped air and steam from your engine, these complete kits are available to plumb your engine and include the appropriate hose and hose ends to make installation a breeze. They are more attractive than the OEM lines and offer increased flexibility when using aftermarket intakes and other accessories on your performance vehicle.

Holley LS steam vent kits may feature:
• Adjustable pivoting steam vent adapters
• Black push-on or stainless braided Speed-Flex hose and hose ends
• Available in front or 4-corner plumbing options