GM Thermostat Housing / Water Neck – Casting 409038 SBC- 283/305/327/350/400
Price:
$45
Ships From:
Phoenix, Arizona, US
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OEM GM thermostat housing / water outlet, casting 409038 with foundry stamp 6D / 285. Fits a wide range of GM small‑block Chevy engines including 283, 305, 327, 350, and 400. Angled outlet design for upper radiator hose routing. Solid vintage OEM piece. Details • OEM GM casting: 409038 • Foundry stamps: D7 and 285 • Fits SBC 283 / 305 / 327 / 350 / 400 • Angled outlet • 2‑bolt GM flange • Cast iron • Vintage original GM part Condition • No cracks • No repairs • Clean flange • Solid casting • Ready to use or restore
- Brand: GM
- Type: Thermostat Housing
