1978 Mercury Marquis PCV Valves
Save up to 40% on original replacement 1978 Mercury Marquis PCV Valves. Navigate our online catalogue to find PCV Valves and other parts designed specifically to fit a 1978 Mercury Marquis.







PCV Valve
$7.54
In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9);
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9);






PCV Valve
$7.54
In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);






PCV Valve
$7.54
In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 7.5L 460ci V8 (4.36x3.85; 110.7x97.8);
Engine Base: 7.5L 460ci V8 (4.36x3.85; 110.7x97.8);






PCV Valve
$8.70
In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9);
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9);






PCV Valve
$8.70
In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);






PCV Valve
$8.70
In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 7.5L 460ci V8 (4.36x3.85; 110.7x97.8);
Engine Base: 7.5L 460ci V8 (4.36x3.85; 110.7x97.8);






PCV Valve
$8.92
$5.88
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9);
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9);
Vehicle Fitment Notes:
Unit box product PCV Valve Use until inventory is depleted
Unit box product PCV Valve Use until inventory is depleted






PCV Valve
$8.92
$5.88
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Unit box product PCV Valve Use until inventory is depleted
Unit box product PCV Valve Use until inventory is depleted






PCV Valve
$8.92
$5.88
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 7.5L 460ci V8 (4.36x3.85; 110.7x97.8);
Engine Base: 7.5L 460ci V8 (4.36x3.85; 110.7x97.8);
Vehicle Fitment Notes:
Unit box product PCV Valve Use until inventory is depleted
Unit box product PCV Valve Use until inventory is depleted