1978 GMC C15 Carburetor Secondary Throttle Diaphragm
Browse our online catalogue to find original replacement Carburetor Secondary Throttle Diaphragms specifically designed to fit a 1978 GMC C15.



1978 GMC C15 Carburetor Secondary Throttle Diaphragm
$15.38
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1978 GMC C15
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);



1978 GMC C15 Carburetor Secondary Throttle Diaphragm
$15.38
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1978 GMC C15
Equipped With:
Engine Base: 5.7L 350ci V8 (4.06x3.39; 103.0x86.0);
Engine Base: 5.7L 350ci V8 (4.06x3.39; 103.0x86.0);



1978 GMC C15 Carburetor Secondary Throttle Diaphragm
$15.38
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1978 GMC C15
Equipped With:
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6);
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6);
1978 GMC C15 Carburetor Secondary Throttle Diaphragm
$8.26
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1978 GMC C15
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
1978 GMC C15 Carburetor Secondary Throttle Diaphragm
$8.26
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1978 GMC C15
Equipped With:
Engine Base: 5.7L 350ci V8 (4.06x3.39; 103.0x86.0);
Engine Base: 5.7L 350ci V8 (4.06x3.39; 103.0x86.0);
1978 GMC C15 Carburetor Secondary Throttle Diaphragm
$8.26
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1978 GMC C15
Equipped With:
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6);
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6);