1981 Chevrolet K20 Ported Vacuum Switches
Save up to 40% on original replacement 1981 Chevrolet K20 Ported Vacuum Switches. Navigate our online catalogue to find Ported Vacuum Switches and other parts designed specifically to fit a 1981 Chevrolet K20.







Ported Vacuum Switch
$105.67
Limited 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: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Vehicle Fitment Notes:
w/ Federal Emissions Black Finish 4 Ports
w/ Federal Emissions Black Finish 4 Ports







Ported Vacuum Switch
$60.48
Limited 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: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Vehicle Fitment Notes:
White 2 Ports
White 2 Ports







Ported Vacuum Switch
$83.21
Limited 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: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Vehicle Fitment Notes:
Dark Blue 2 Ports
Dark Blue 2 Ports






Ported Vacuum Switch
$84.71
In Stock
Ships: Monday Sep. 29th
Pick-Up: Ready in 1 Hour Monday Sep. 29th
Pick-Up: Ready in 1 Hour Monday Sep. 29th
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Vehicle Fitment Notes:
Dark Blue 2 Ports
Dark Blue 2 Ports






Ported Vacuum Switch
$61.57
In Stock
Ships: Monday Sep. 29th
Pick-Up: Ready in 1 Hour Monday Sep. 29th
Pick-Up: Ready in 1 Hour Monday Sep. 29th
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Vehicle Fitment Notes:
White 2 Ports
White 2 Ports






Ported Vacuum Switch
$107.57
In Stock
Ships: Monday Sep. 29th
Pick-Up: Ready in 1 Hour Monday Sep. 29th
Pick-Up: Ready in 1 Hour Monday Sep. 29th
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Vehicle Fitment Notes:
w/ Federal Emissions Black Finish 4 Ports
w/ Federal Emissions Black Finish 4 Ports






Ported Vacuum Switch
$107.57
In Stock
Ships: Monday Sep. 29th
Pick-Up: Ready in 1 Hour Monday Sep. 29th
Pick-Up: Ready in 1 Hour Monday Sep. 29th
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Vehicle Fitment Notes:
with black finish w/ Federal Emissions 4 Ports
with black finish w/ Federal Emissions 4 Ports