Water Neck Spacer - 1 in Thick - Two 3/8 in NPT Female Ports - O-Ring Seal - Aluminum - Black Anodized - Chevy V8 - Each

Water Neck Spacer - 1 in Thick - Two 3/8 in NPT Female Ports - O-Ring Seal - Aluminum - Polished - Chevy V8 - Each

Water Neck - Straight - 1-1/2 in ID Hose - O-Ring - Hardware Included - Billet Aluminum - Black Powder Coat - Chevy V8 - Each

Water Neck - 75 Degree - 1-1/2 in ID Hose - Swivel - O-Ring - Stainless Hardware - Aluminum - Polished - Chevy V8 - Each

Thermostat - 180 Degree - GM LS-Series - Each

Water Neck - 90 Degree - 16 AN Hose Fitting - Two 3/8 in NPT Ports - 1/2 in NPT Gauge Port - Bleeder - Billet Aluminum - Chevy V8 - Kit