These Steam Vent Adapters & kits are designed to eliminate trapped air and steam from your engine to prevent hot spots or overheating. These complete kits are available to plumb your LS engine and include the appropriate hose and hose ends to make installation a breeze. Ideal for use with Holley LS Mid-Mount Accessory Drive Systems, but also works with many other LS engine conversions. The 1/8" NPT Adapter fits into the back of the water pump housing on the mid-mount accessory drive system.

Features:
  • Eliminates trapped air, hot spots, and overheating
  • Use w/ Hi-Ram Intakes & Other Intakes w/ Room Underneath for the Adapters & AN Hose
  • Includes Pre-Assemblied Earls Black Pro-Lite 350 Hose & Hose Ends
  • Ideal for use with Holley LS Mid-Mount Accessory Drive Systems, but also works with many other LS engine conversions.
  • More From This Category

    Sonnax Valve Body Reaming Fixture, Universal, Each

    Sonnax Valve Body Reaming Fixture, Universal, Each

    $472.74

    ICON Piston, 4.125 in. Bore, For Chevrolet 377 Rod 5.700 Flat Top +4.8cc 2V, .040 Oversized, w/ Rings, Each

    ICON Piston, 4.125 in. Bore, For Chevrolet 377 Rod 5.700 Flat Top +4.8cc 2V, .040 Oversized, w/ Rings, Each

    $1,773.86

    MANLEY Valve, Severe Duty, Exhaust, 1.625 in. Head Dia, 0.3415 in. Stem Dia, 5.065 in. Length, Each

    MANLEY Valve, Severe Duty, Exhaust, 1.625 in. Head Dia, 0.3415 in. Stem Dia, 5.065 in. Length, Each

    $75.93

    KB Piston, 4.125 in. Bore, For Chevrolet 377 Rod-6.000 Flat Top +7cc 2V, .030 Oversized, w/ Rings, Each

    KB Piston, 4.125 in. Bore, For Chevrolet 377 Rod-6.000 Flat Top +7cc 2V, .030 Oversized, w/ Rings, Each

    $1,146.69