1965-1974 Big Big Block Water Pump Bypass Hose Correct Markings - OEM Number(s) (1485552,3860302)
Keep your 1965-1967,1968-1974 Big Block Corvette cooling system at peak performance. This small water pump bypass hose is notorious for ruptures and leaks. This 3/4" molded 90 degree 1965-1967,1968-1974 Corvette Water Pump Bypass Hose is a direct replacement for GM #3860302 or #1485552 used on 396, 427 and 454 Big Block Corvette Engines. Also fits many 396 and 402 passenger car engines with short style water pump.
- 1965 396 Big Block
- 1966-1968 427 Big Block
- 1970-1974 454 Big Block
Also known under these part numbers: (For reference only)