1966 GMC 3000 Cooling System Parts

Upgrade your 1966 GMC 3000 with a direct bolt-in all-aluminum radiator — TIG-welded from aircraft-grade aluminum, with matched fan shrouds and electric fans to complete the system. Every part below is verified to fit the 1966 GMC 3000, so it installs without cutting or fabrication.

Want everything in one go? See the complete cooling system for this vehicle →

Radiators

Champion Cooling Aluminum Radiator 284
$282.00
3.8L 230ci L6 / 4.1L 250ci L6 / 4.6L 283ci V8 / 4.8L 292ci L6 / 5.0L 305ci V6 / 5.7L 351ci V6
Champion Cooling Aluminum Radiator 284LS
$287.00
Designed for LS Motor Swap
3.8L 230ci L6 / 4.1L 250ci L6 / 4.6L 283ci V8 / 4.8L 292ci L6 / 5.0L 305ci V6 / 5.7L 351ci V6

Fan Shrouds

No image
All Aluminum Fan Shroud Fits Single 16" Fan for AE2284, AE284, AE3284, EC2284, EC284, EC3284, CC2284, CC284, CC3284, MC2284, MC284, MC3284 FS284/2284/3284
$165.00
3.8L 230ci L6 / 4.1L 250ci L6 / 4.6L 283ci V8 / 4.8L 292ci L6 / 5.0L 305ci V6 / 5.7L 351ci V6