1978 Mercury Monarch HVAC Heater Core
Browse our online catalogue to find original replacement HVAC Heater Cores specifically designed to fit a 1978 Mercury Monarch.

1978 Mercury Monarch HVAC Heater Core
$61.11
In Stock
Condition: New
Ships: Monday Apr. 6th
Pick-Up: Ready in 1 Hour Friday Apr. 3rd
Pick-Up: Ready in 1 Hour Friday Apr. 3rd
Required Per Vehicle: 1
Fits: 1978 Mercury Monarch
Vehicle Fitment Notes:
Without AC
Without AC




1978 Mercury Monarch HVAC Heater Core
$37.86
In Stock
Condition: New
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Required Per Vehicle: 1
Fits: 1978 Mercury Monarch
Equipped With:
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3);
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3);
Vehicle Fitment Notes:
Without Air Conditioning
Without Air Conditioning




1978 Mercury Monarch HVAC Heater Core
$37.86
In Stock
Condition: New
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Required Per Vehicle: 1
Fits: 1978 Mercury Monarch
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Without Air Conditioning
Without Air Conditioning




1978 Mercury Monarch HVAC Heater Core
Call for Pricing
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1978 Mercury Monarch
Vehicle Fitment Notes:
w/ AC
w/ AC





1978 Mercury Monarch HVAC Heater Core
Call for Pricing
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1978 Mercury Monarch
Vehicle Fitment Notes:
w/o AC
w/o AC
1978 Mercury Monarch HVAC Heater Core
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1978 Mercury Monarch
Vehicle Fitment Notes:
With AC
With AC