Water Neck Riser Block

Water Neck Spacer - 1-1/4 in Thick - Two 8 AN Female Ports - O-Ring - Aluminum - Clear Anodized - Chevy V8 - Kit

Water Neck Spacer - Polished

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

Water Neck Spacer - Black

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

Billet Water Neck Spacer

Water Neck Spacer - 1 in Thick - Four 1/2 in NPT Female Ports - O-Ring Seal - Aluminum - Black Anodized - Chevy V8 - Each