Dayco Engine Coolant Bypass Hose,HVAC Heater Hose P/N:77150GL
Keep hot coolant flowing to your heater core with the Dayco Molded Heater Hose 86801, a pre-formed replacement that routes engine coolant through the heating circuit. It is a direct-fit replacement for many vehicles, among them the 1990-1993 Honda Accord L4-2.2L and the 1991-1995 Toyota 4Runner L4-2.4L / V6-3.0L. See the Buyer's Guide tab for the full list.
A hardened, cracked, or leaking hose can cause coolant loss and a loss of cabin heat; if the hose is the source of the problem, this molded hose replaces it and helps restore the correct coolant path. Country of origin: Philippines.
Interchange: 16001M · 18021 · 63100 · 4363 · 10021 · 302801
This part cross-references / interchanges with the following part numbers:
What does the Dayco 86801 do?
It is a molded hose that routes engine coolant through the heater and bypass circuit, carrying hot coolant to the heater core so the cabin can produce heat.
Is this an HVAC heater hose?
Yes. The 86801 is a molded heater hose that moves coolant through the vehicle's heating and coolant-bypass path.
What size is this hose?
It has a .31 in inside diameter at both ends and a 12.50 in centerline length, and it is pre-molded to shape.
Which vehicles does it fit?
It fits many vehicles, among them the 1990-1993 Honda Accord L4-2.2L and the 1991-1995 Toyota 4Runner L4-2.4L / V6-3.0L. Check the Buyer's Guide tab to confirm your exact year and engine.
What are signs this hose may need replacing?
Coolant leaks or drips, visible cracking or hardening, and reduced or no cabin heat can signal a failing hose. Diagnose the cause before replacing, as other parts can share these symptoms.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.