Thermostats, Housings and Fillers

CSR PERFORMANCE

Filler Neck - Hose Mount - 1-1/2 in Hose to 1-1/2 in Hose - Aluminum - Each

BILLET SPECIALTIES

Water Neck - 45 Degree - 1-1/2 in ID Hose - Swivel - O-Ring - Stainless Hardware - Billet Aluminum -…

BILLET SPECIALTIES

Water Neck - Straight - 20 AN Male - Stainless Hardware Included - Billet Aluminum - Machined - Mopa…

BILLET SPECIALTIES

Water Neck - Straight - 1-1/2 in ID Hose - O-Ring - Stainless Hardware - Billet Aluminum - Polished …

CHEVROLET PERFORMANCE

Water Neck - 75 Degree - 1-1/2 in ID Hose - Gasket Seal - Aluminum - Natural - Chevy V8 - Each

BILLET SPECIALTIES

Water Neck - Straight - 20 AN Male - Hardware / O-Ring Included - Aluminum - Natural - GM LS-Series …

CSR PERFORMANCE

Water Neck - 90 Degree - 12 AN Male - Swivel - O-Ring - Hardware Included - Billet Aluminum - Clear …

BILLET SPECIALTIES

Water Neck - Straight - 16 AN Male - Hardware / O-Ring Included - Aluminum - Natural - GM LS-Series …

CSR PERFORMANCE

Water Neck - 90 Degree - 16 AN Male - Swivel - O-Ring - Hardware Included - Billet Aluminum - Clear …

WEHRS MACHINE

Water Neck Spacer - 1 in Thick - Two 1/4 in NPT Female Ports - Aluminum - Black Anodized - Chevy V8 …

BILLET SPECIALTIES

Water Neck - Straight - 20 AN Male - Stainless Hardware Included - Billet Aluminum - Black Anodized …

CSR PERFORMANCE

Water Neck - 90 Degree - 16 AN Male - Filler Neck - Swivel - O-Ring - Hardware Included - Billet Alu…