1978 Mercury Monarch Auto Trans Extension Housing Seals
Save up to 40% on original replacement 1978 Mercury Monarch Auto Trans Extension Housing Seals. Navigate our online catalogue to find Auto Trans Extension Housing Seals and other parts designed specifically to fit a 1978 Mercury Monarch.








Auto Trans Extension Housing Seal
$22.85
$20.56
10+ 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: 2
Required Per Vehicle: 2
Vehicle fitment:
Transmission Control Type: Automatic; Transmission Code: C4; Transmission Speeds: 3; Transmission Type: Transmission;
Transmission Control Type: Automatic; Transmission Code: C4; Transmission Speeds: 3; Transmission Type: Transmission;



Auto Trans Extension Housing Seal
$7.70
$10.39
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
Made in USA
Vehicle fitment:
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); Transmission Code: C4; Valves: 12;
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); Transmission Code: C4; Valves: 12;
Vehicle Fitment Notes:
W/O Boot; W/Flange; W/O Extension Width: 0.5" Outer Diameter: 2.6875" Inner Diameter: 1.75" Position: Output
W/O Boot; W/Flange; W/O Extension Width: 0.5" Outer Diameter: 2.6875" Inner Diameter: 1.75" Position: Output



Auto Trans Extension Housing Seal
$16.23
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Transmission Control Type: Automatic; Transmission Speeds: 3;
Transmission Control Type: Automatic; Transmission Speeds: 3;
Vehicle Fitment Notes:
with 3N71B Transmission Code with Jatco Transmission
with 3N71B Transmission Code with Jatco Transmission



Auto Trans Extension Housing Seal
$16.23
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Transmission Control Type: Automatic; Transmission Speeds: 3;
Transmission Control Type: Automatic; Transmission Speeds: 3;
Vehicle Fitment Notes:
with C4 Transmission Code with Ford Transmission
with C4 Transmission Code with Ford Transmission

Auto Trans Extension Housing Seal
$3.40
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); Transmission Code: C4; Valves: 12;
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); Transmission Code: C4; Valves: 12;
Vehicle Fitment Notes:
Reverse Band Servo Cover Position: LCS - Extension Housing To Case
Reverse Band Servo Cover Position: LCS - Extension Housing To Case