1981 Ford Thunderbird Auto Trans Modulator Valve
Navigate our online catalogue to find original replacement Auto Trans Modulator Valves specifically designed to fit a 1981 Ford Thunderbird.







Auto Trans Modulator Valve
$127.51 CAD
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Control Type: Automatic;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Control Type: Automatic;
Vehicle Fitment Notes:
w/ Single Diaphragm w/ Blue Stripe
w/ Single Diaphragm w/ Blue Stripe






Auto Trans Modulator Valve
$126.09 CAD
Limited Stock
Condition: New
Ships: Today, Oct. 7th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Control Type: Automatic;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Control Type: Automatic;
Vehicle Fitment Notes:
w/ Single Diaphragm w/ Blue Stripe
w/ Single Diaphragm w/ Blue Stripe






Auto Trans Modulator Valve
$126.09 CAD
Limited Stock
Condition: New
Ships: Today, Oct. 7th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Control Type: Automatic;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Control Type: Automatic;
Vehicle Fitment Notes:
with blue stripe w/ Single Diaphragm
with blue stripe w/ Single Diaphragm






Auto Trans Modulator Valve
$99.44 CAD
Limited Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Vehicle Fitment Notes:
w/ Green Stripe
w/ Green Stripe






Auto Trans Modulator Valve
$99.44 CAD
Limited Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Vehicle Fitment Notes:
with green stripe
with green stripe






Auto Trans Modulator Valve
$99.44 CAD
Limited Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.2L 255ci V8 (3.68x3.00; 93.5x76.2); Transmission Code: C4;
Engine Base: 4.2L 255ci V8 (3.68x3.00; 93.5x76.2); Transmission Code: C4;
Vehicle Fitment Notes:
w/ Green Stripe
w/ Green Stripe






Auto Trans Modulator Valve
$99.44 CAD
Limited Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.2L 255ci V8 (3.68x3.00; 93.5x76.2); Transmission Code: C4;
Engine Base: 4.2L 255ci V8 (3.68x3.00; 93.5x76.2); Transmission Code: C4;
Vehicle Fitment Notes:
with green stripe
with green stripe






Auto Trans Modulator Valve
$99.44 CAD
Limited Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Vehicle Fitment Notes:
w/ Single Diaphragm w/ Green Stripe
w/ Single Diaphragm w/ Green Stripe






Auto Trans Modulator Valve
$99.44 CAD
Limited Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Vehicle Fitment Notes:
with green stripe w/ Single Diaphragm
with green stripe w/ Single Diaphragm






Auto Trans Modulator Valve
$94.29 CAD
Limited Stock
Condition: New
Ships: Today, Oct. 7th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C3;
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C3;






Auto Trans Modulator Valve
$66.20 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Vehicle Fitment Notes:
Dual Diaphragm
Dual Diaphragm






Auto Trans Modulator Valve
$41.41 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Control Type: Automatic;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Control Type: Automatic;
Vehicle Fitment Notes:
w/ Dual Diaphragm
w/ Dual Diaphragm






Auto Trans Modulator Valve
$82.73 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Vehicle Fitment Notes:
w/ Yellow Stripe w/ Single Diaphragm
w/ Yellow Stripe w/ Single Diaphragm






Auto Trans Modulator Valve
$100.92 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Vehicle Fitment Notes:
w/ Green Stripe
w/ Green Stripe






Auto Trans Modulator Valve
$100.92 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.2L 255ci V8 (3.68x3.00; 93.5x76.2); Transmission Code: C4;
Engine Base: 4.2L 255ci V8 (3.68x3.00; 93.5x76.2); Transmission Code: C4;
Vehicle Fitment Notes:
w/ Green Stripe
w/ Green Stripe






Auto Trans Modulator Valve
$100.92 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Vehicle Fitment Notes:
w/ Single Diaphragm w/ Green Stripe
w/ Single Diaphragm w/ Green Stripe






Auto Trans Modulator Valve
$72.01 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Control Type: Automatic;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Control Type: Automatic;
Vehicle Fitment Notes:
w/ Single Diaphragm w/ Green Stripe
w/ Single Diaphragm w/ Green Stripe






Auto Trans Modulator Valve
$101.89 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C3;
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C3;






Auto Trans Modulator Valve
$44.94 CAD
Call For Availability
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Control Type: Automatic;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Control Type: Automatic;
Vehicle Fitment Notes:
w/ Dual Diaphragm
w/ Dual Diaphragm






Auto Trans Modulator Valve
$44.94 CAD
Call For Availability
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Control Type: Automatic;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Control Type: Automatic;
Vehicle Fitment Notes:
with dual diaphragm
with dual diaphragm






Auto Trans Modulator Valve
$61.26 CAD
Call For Availability
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Vehicle Fitment Notes:
Dual Diaphragm
Dual Diaphragm






Auto Trans Modulator Valve
$61.26 CAD
Call For Availability
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Vehicle Fitment Notes:
with dual diaphragm
with dual diaphragm






Auto Trans Modulator Valve
$76.56 CAD
Call For Availability
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Vehicle Fitment Notes:
w/ Yellow Stripe w/ Single Diaphragm
w/ Yellow Stripe w/ Single Diaphragm






Auto Trans Modulator Valve
$76.56 CAD
Call For Availability
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Vehicle Fitment Notes:
with yellow stripe w/ Single Diaphragm
with yellow stripe w/ Single Diaphragm






Auto Trans Modulator Valve
$73.21 CAD
Call For Availability
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Control Type: Automatic;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Control Type: Automatic;
Vehicle Fitment Notes:
w/ Single Diaphragm w/ Green Stripe
w/ Single Diaphragm w/ Green Stripe






Auto Trans Modulator Valve
$73.21 CAD
Call For Availability
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Control Type: Automatic;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Control Type: Automatic;
Vehicle Fitment Notes:
with green stripe w/ Single Diaphragm
with green stripe w/ Single Diaphragm



Auto Trans Modulator Valve
$150.87
$148.79 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;



Auto Trans Modulator Valve
$150.87
$148.79 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Vehicle Fitment Notes:
2-Hose Connection
2-Hose Connection



Auto Trans Modulator Valve
$35.21
$33.26 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Vehicle Fitment Notes:
Adj 7.5-10 - Eda 1.2 - Green - Push In
Adj 7.5-10 - Eda 1.2 - Green - Push In



Auto Trans Modulator Valve
$35.21
$33.26 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Vehicle Fitment Notes:
Adj 7.5-10 - Eda 1.2 - Green - Push In 1-Hose Connection
Adj 7.5-10 - Eda 1.2 - Green - Push In 1-Hose Connection

Auto Trans Modulator Valve
$43.30 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C3;
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C3;

Auto Trans Modulator Valve
$99.31
$65.21 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;

Auto Trans Modulator Valve
$99.31
$65.21 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Vehicle Fitment Notes:
Adjustable Yellow
Adjustable Yellow

Auto Trans Modulator Valve
$99.31
$65.21 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 4.2L 255ci V8 (3.68x3.00; 93.5x76.2); Transmission Code: C4;
Engine Base: 4.2L 255ci V8 (3.68x3.00; 93.5x76.2); Transmission Code: C4;

Auto Trans Modulator Valve
$99.31
$65.21 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 4.2L 255ci V8 (3.68x3.00; 93.5x76.2); Transmission Code: C4;
Engine Base: 4.2L 255ci V8 (3.68x3.00; 93.5x76.2); Transmission Code: C4;
Vehicle Fitment Notes:
Adjustable Yellow
Adjustable Yellow

Auto Trans Modulator Valve
$99.31
$65.21 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;

Auto Trans Modulator Valve
$99.31
$65.21 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Vehicle Fitment Notes:
Adjustable Yellow
Adjustable Yellow

Auto Trans Modulator Valve
$121.03
$76.53 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;

Auto Trans Modulator Valve
$121.03
$76.53 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Engine Base: 3.3L 200ci L6 (3.68x3.12; 93.5x79.4); Transmission Code: C4;
Vehicle Fitment Notes:
Adjustable White
Adjustable White

Auto Trans Modulator Valve
$121.03
$76.53 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 4.2L 255ci V8 (3.68x3.00; 93.5x76.2); Transmission Code: C4;
Engine Base: 4.2L 255ci V8 (3.68x3.00; 93.5x76.2); Transmission Code: C4;

Auto Trans Modulator Valve
$121.03
$76.53 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 4.2L 255ci V8 (3.68x3.00; 93.5x76.2); Transmission Code: C4;
Engine Base: 4.2L 255ci V8 (3.68x3.00; 93.5x76.2); Transmission Code: C4;
Vehicle Fitment Notes:
Adjustable White
Adjustable White

Auto Trans Modulator Valve
$121.03
$76.53 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;

Auto Trans Modulator Valve
$121.03
$76.53 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: C4;
Vehicle Fitment Notes:
Adjustable White
Adjustable White