1977 Pontiac Firebird Auto Trans Modulator Valve
Navigate our online catalogue to find original replacement Auto Trans Modulator Valves specifically designed to fit a 1977 Pontiac Firebird.




Auto Trans Modulator Valve
$69.32 CAD
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4); Transmission Code: THM350;
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4); Transmission Code: THM350;




Auto Trans Modulator Valve
$69.32 CAD
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 6.6L 400ci V8 (4.13x3.76; 104.8x95.5); Transmission Code: THM350;
Engine Base: 6.6L 400ci V8 (4.13x3.76; 104.8x95.5); Transmission Code: THM350;
Vehicle Fitment Notes:
w/ 2.41 Axle Ratio
w/ 2.41 Axle Ratio




Auto Trans Modulator Valve
$69.32 CAD
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 6.6L 403ci V8 (4.35x3.39; 110.5x86.0); Transmission Code: THM350;
Engine Base: 6.6L 403ci V8 (4.35x3.39; 110.5x86.0); Transmission Code: THM350;
Vehicle Fitment Notes:
w/ 2.41 Axle Ratio
w/ 2.41 Axle Ratio




Auto Trans Modulator Valve
$70.56 CAD
In Stock
Condition: New
Ships: Thursday Nov. 6th
Pick-Up: Ready in 1 Hour Thursday Nov. 6th
Pick-Up: Ready in 1 Hour Thursday Nov. 6th
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4); Transmission Code: THM350;
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4); Transmission Code: THM350;




Auto Trans Modulator Valve
$70.56 CAD
In Stock
Condition: New
Ships: Thursday Nov. 6th
Pick-Up: Ready in 1 Hour Thursday Nov. 6th
Pick-Up: Ready in 1 Hour Thursday Nov. 6th
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 6.6L 400ci V8 (4.13x3.76; 104.8x95.5); Transmission Code: THM350;
Engine Base: 6.6L 400ci V8 (4.13x3.76; 104.8x95.5); Transmission Code: THM350;
Vehicle Fitment Notes:
w/ 2.41 Axle Ratio
w/ 2.41 Axle Ratio




Auto Trans Modulator Valve
$70.56 CAD
In Stock
Condition: New
Ships: Thursday Nov. 6th
Pick-Up: Ready in 1 Hour Thursday Nov. 6th
Pick-Up: Ready in 1 Hour Thursday Nov. 6th
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 6.6L 403ci V8 (4.35x3.39; 110.5x86.0); Transmission Code: THM350;
Engine Base: 6.6L 403ci V8 (4.35x3.39; 110.5x86.0); Transmission Code: THM350;
Vehicle Fitment Notes:
w/ 2.41 Axle Ratio
w/ 2.41 Axle Ratio




Auto Trans Modulator Valve
$122.71 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 6.6L 400ci V8 (4.13x3.76; 104.8x95.5); Transmission Code: THM350;
Engine Base: 6.6L 400ci V8 (4.13x3.76; 104.8x95.5); Transmission Code: THM350;




Auto Trans Modulator Valve
$122.71 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 6.6L 403ci V8 (4.35x3.39; 110.5x86.0); Transmission Code: THM350;
Engine Base: 6.6L 403ci V8 (4.35x3.39; 110.5x86.0); Transmission Code: THM350;




Auto Trans Modulator Valve
$57.72 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.8L 231ci V6 (3.78x3.42; 96.0x86.8); Transmission Code: THM350;
Engine Base: 3.8L 231ci V6 (3.78x3.42; 96.0x86.8); Transmission Code: THM350;




Auto Trans Modulator Valve
$57.72 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.9L 301ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: THM350;
Engine Base: 4.9L 301ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: THM350;




Auto Trans Modulator Valve
$57.72 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.7L 350ci V8 (4.06x3.39; 103.0x86.0); Engine VIN: R; Transmission Code: THM350;
Engine Base: 5.7L 350ci V8 (4.06x3.39; 103.0x86.0); Engine VIN: R; Transmission Code: THM350;




Auto Trans Modulator Valve
$110.30 CAD
Call For Availability
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 6.6L 400ci V8 (4.13x3.76; 104.8x95.5); Transmission Code: THM350;
Engine Base: 6.6L 400ci V8 (4.13x3.76; 104.8x95.5); Transmission Code: THM350;




Auto Trans Modulator Valve
$110.30 CAD
Call For Availability
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 6.6L 403ci V8 (4.35x3.39; 110.5x86.0); Transmission Code: THM350;
Engine Base: 6.6L 403ci V8 (4.35x3.39; 110.5x86.0); Transmission Code: THM350;




Auto Trans Modulator Valve
$58.68 CAD
Call For Availability
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.8L 231ci V6 (3.78x3.42; 96.0x86.8); Transmission Code: THM350;
Engine Base: 3.8L 231ci V6 (3.78x3.42; 96.0x86.8); Transmission Code: THM350;




Auto Trans Modulator Valve
$58.68 CAD
Call For Availability
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.9L 301ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: THM350;
Engine Base: 4.9L 301ci V8 (4.00x3.00; 101.6x76.2); Transmission Code: THM350;




Auto Trans Modulator Valve
$58.68 CAD
Call For Availability
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.7L 350ci V8 (4.06x3.39; 103.0x86.0); Engine VIN: R; Transmission Code: THM350;
Engine Base: 5.7L 350ci V8 (4.06x3.39; 103.0x86.0); Engine VIN: R; Transmission Code: THM350;

Auto Trans Modulator Valve
$95.85
$62.95 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Transmission Control Type: Automatic; Transmission Code: THM350;
Transmission Control Type: Automatic; Transmission Code: THM350;
Vehicle Fitment Notes:
Adj 12-19.5 - Eda 2.48 - Black/Red - W/ EGR
Adj 12-19.5 - Eda 2.48 - Black/Red - W/ EGR

Auto Trans Modulator Valve
$95.85
$62.95 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Transmission Control Type: Automatic; Transmission Code: THM350;
Transmission Control Type: Automatic; Transmission Code: THM350;
Vehicle Fitment Notes:
Adj 12-19.5 - Eda 2.48 - Black/Red - W/ EGR Adjustable Black and Red
Adj 12-19.5 - Eda 2.48 - Black/Red - W/ EGR Adjustable Black and Red

Auto Trans Modulator Valve
$95.85
$62.95 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Transmission Control Type: Automatic; Transmission Code: THM400;
Transmission Control Type: Automatic; Transmission Code: THM400;
Vehicle Fitment Notes:
Adj 12-19.5 - Eda 2.48 - Black/Red - W/ EGR
Adj 12-19.5 - Eda 2.48 - Black/Red - W/ EGR

Auto Trans Modulator Valve
$95.85
$62.95 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Transmission Control Type: Automatic; Transmission Code: THM400;
Transmission Control Type: Automatic; Transmission Code: THM400;
Vehicle Fitment Notes:
Adj 12-19.5 - Eda 2.48 - Black/Red - W/ EGR Adjustable Black and Red
Adj 12-19.5 - Eda 2.48 - Black/Red - W/ EGR Adjustable Black and Red