1978 GMC C35 Auto Trans Modulator Valve
Browse our online catalogue to find original replacement Auto Trans Modulator Valves specifically designed to fit a 1978 GMC C35.



1978 GMC C35 Auto Trans Modulator Valve
$41.49
$39.36
10+ In Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Fits: 1978 GMC C35
Equipped With:
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8); Transmission Code: THM350;
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8); Transmission Code: THM350;
Vehicle Fitment Notes:
1 Red Stripe; 3.73:1, or 4.10:1 Ratio Includes: (1) hose Length: 2.959"
1 Red Stripe; 3.73:1, or 4.10:1 Ratio Includes: (1) hose Length: 2.959"



1978 GMC C35 Auto Trans Modulator Valve
$41.49
$39.36
10+ In Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Fits: 1978 GMC C35
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Transmission Code: THM350;
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Transmission Code: THM350;
Vehicle Fitment Notes:
1 Red Stripe; 3.73:1, or 4.10:1 Ratio Includes: (1) hose Length: 2.959"
1 Red Stripe; 3.73:1, or 4.10:1 Ratio Includes: (1) hose Length: 2.959"



1978 GMC C35 Auto Trans Modulator Valve
$41.49
$39.36
10+ In Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Fits: 1978 GMC C35
Equipped With:
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6); Transmission Code: THM400;
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6); Transmission Code: THM400;
Vehicle Fitment Notes:
1 Red Stripe; 3.73:1, or 4.10:1 Ratio Includes: (1) hose Length: 2.959"
1 Red Stripe; 3.73:1, or 4.10:1 Ratio Includes: (1) hose Length: 2.959"




1978 GMC C35 Auto Trans Modulator Valve
$108.02
In Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Transmission Code: THM350;
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Transmission Code: THM350;
Vehicle Fitment Notes:
w/ Green Stripe
w/ Green Stripe




1978 GMC C35 Auto Trans Modulator Valve
$108.02
In Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Transmission Code: THM350;
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Transmission Code: THM350;
Vehicle Fitment Notes:
with green stripe
with green stripe




1978 GMC C35 Auto Trans Modulator Valve
$108.02
In Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
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/ Green Stripe
w/ Green Stripe




1978 GMC C35 Auto Trans Modulator Valve
$108.02
In Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
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:
with green stripe
with green stripe




1978 GMC C35 Auto Trans Modulator Valve
$108.02
In Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6); Transmission Code: THM400; Transmission Speeds: 3;
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6); Transmission Code: THM400; Transmission Speeds: 3;



1978 GMC C35 Auto Trans Modulator Valve
$41.49
$25.10
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
Made in USA
Fits: 1978 GMC C35
Equipped With:
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8); Transmission Code: THM350;
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8); Transmission Code: THM350;
Vehicle Fitment Notes:
1 Red Stripe; 3.21:1, 3.40:1, 3.73:1, or 4.11:1 Ratio; Adj 12.5-18 - Eda 1.75 - Red Stripe Length: 2.959"
1 Red Stripe; 3.21:1, 3.40:1, 3.73:1, or 4.11:1 Ratio; Adj 12.5-18 - Eda 1.75 - Red Stripe Length: 2.959"



1978 GMC C35 Auto Trans Modulator Valve
$41.49
$25.10
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
Made in USA
Fits: 1978 GMC C35
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Transmission Code: THM350;
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Transmission Code: THM350;
Vehicle Fitment Notes:
1 Red Stripe; 3.21:1, 3.40:1, 3.73:1, or 4.11:1 Ratio; Adj 12.5-18 - Eda 1.75 - Red Stripe Length: 2.959"
1 Red Stripe; 3.21:1, 3.40:1, 3.73:1, or 4.11:1 Ratio; Adj 12.5-18 - Eda 1.75 - Red Stripe Length: 2.959"





1978 GMC C35 Auto Trans Modulator Valve
$109.24
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Transmission Code: THM350;
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Transmission Code: THM350;
Vehicle Fitment Notes:
w/ Green Stripe
w/ Green Stripe





1978 GMC C35 Auto Trans Modulator Valve
$109.24
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
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/ Green Stripe
w/ Green Stripe





1978 GMC C35 Auto Trans Modulator Valve
$109.24
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6); Transmission Code: THM400; Transmission Speeds: 3;
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6); Transmission Code: THM400; Transmission Speeds: 3;




1978 GMC C35 Auto Trans Modulator Valve
$57.72
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1978 GMC C35
Equipped With:
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/ Blue Stripe
w/ Blue Stripe




1978 GMC C35 Auto Trans Modulator Valve
$58.68
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1978 GMC C35
Equipped With:
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/ Blue Stripe
w/ Blue Stripe




1978 GMC C35 Auto Trans Modulator Valve
$58.68
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1978 GMC C35
Equipped With:
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:
with blue stripe
with blue stripe

1978 GMC C35 Auto Trans Modulator Valve
$95.85
$62.95
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); Transmission Code: THM350;
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); 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

1978 GMC C35 Auto Trans Modulator Valve
$95.85
$62.95
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); Transmission Code: THM400;
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); 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

1978 GMC C35 Auto Trans Modulator Valve
$95.85
$62.95
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8); Transmission Code: THM350;
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8); 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

1978 GMC C35 Auto Trans Modulator Valve
$95.85
$62.95
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8); Transmission Code: THM400;
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8); 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

1978 GMC C35 Auto Trans Modulator Valve
$95.85
$62.95
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
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;
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

1978 GMC C35 Auto Trans Modulator Valve
$95.85
$62.95
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4); Transmission Code: THM400;
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4); 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

1978 GMC C35 Auto Trans Modulator Valve
$95.85
$62.95
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Transmission Code: THM350;
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); 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

1978 GMC C35 Auto Trans Modulator Valve
$95.85
$62.95
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Transmission Code: THM400;
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); 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

1978 GMC C35 Auto Trans Modulator Valve
$95.85
$62.95
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
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:
Adj 12-19.5 - Eda 2.48 - Black/Red - W/ EGR
Adj 12-19.5 - Eda 2.48 - Black/Red - W/ EGR

1978 GMC C35 Auto Trans Modulator Valve
$95.85
$62.95
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
Engine Base: 6.6L 400ci V8 (4.13x3.76; 104.8x95.5); Transmission Code: THM400;
Engine Base: 6.6L 400ci V8 (4.13x3.76; 104.8x95.5); 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

1978 GMC C35 Auto Trans Modulator Valve
$95.85
$62.95
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6); Transmission Code: THM350;
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6); 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

1978 GMC C35 Auto Trans Modulator Valve
$95.85
$62.95
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC C35
Equipped With:
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6); Transmission Code: THM400;
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6); 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