Peterson Fluid Systems Thermostats, Housings & Fillers

Water Neck, Billet Aluminum, 90 Degree, Swivel, -16 AN, Chevy, Each

Part Number: PFF-10-2116

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Water Neck, Billet Aluminum, 90 Degree, Swivel, -20 AN, Chevy, Each

Part Number: PFF-10-2120

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Estimated Ship Date: Feb 26, 2026 if ordered today

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NECK SPACER 16 2 X 3/8NPT

Part Number: PFF-10-2253

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Water Neck Spacer, 1 in., Billet Aluminum, Two -6 AN Ports, Each.

Part Number: PFF-10-2251

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Estimated Ship Date: Feb 26, 2026 if ordered today

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NECK SPACER 1 1/4 1 X -10AN

Part Number: PFF-10-2257

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Estimated Ship Date: Feb 24, 2026 if ordered today

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COOLANT PORTS

Part Number: PFF-10-2320

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Estimated Ship Date: Feb 24, 2026 if ordered today

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NECK SPACER, WATER NECK SPACER 1 1/4

Part Number: PFF-10-2255

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Estimated Ship Date: Feb 24, 2026 if ordered today

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NECK SPACER 1 2 X-6AN & T/P

Part Number: PFF-10-2252

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Estimated Ship Date: Feb 26, 2026 if ordered today

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NECK SPACER 1 1/4 2 X -8AN

Part Number: PFF-10-2256

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Estimated Ship Date: Feb 26, 2026 if ordered today

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