1956 GMC M340 Spark Plugs
Save up to 40% on original replacement 1956 GMC M340 Spark Plugs. Navigate our online catalogue to find Spark Plugs and other parts designed specifically to fit a 1956 GMC M340.


Spark Plug
$2.87
10+ In Stock
Ships: Today, Sep. 23rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 5.2L 5179cc 316ci V8 (3.94x3.25; 100.0x82.6);
Engine Base: 5.2L 5179cc 316ci V8 (3.94x3.25; 100.0x82.6);
Vehicle Fitment Notes:
Non-Resistor Plug OE Style .035 Gap
Non-Resistor Plug OE Style .035 Gap

Spark Plug
$3.11
In Stock
Ships: Today, Sep. 23rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 5.3L 5310cc 324ci V8 (3.88x3.44; 98.5x87.3);
Engine Base: 5.3L 5310cc 324ci V8 (3.88x3.44; 98.5x87.3);
Vehicle Fitment Notes:
OE Style .035 Gap
OE Style .035 Gap

Spark Plug
$3.11
10+ In Stock
Ships: Today, Sep. 23rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 5.2L 5179cc 316ci V8 (3.94x3.25; 100.0x82.6);
Engine Base: 5.2L 5179cc 316ci V8 (3.94x3.25; 100.0x82.6);
Vehicle Fitment Notes:
Resistor Plug .035 Gap
Resistor Plug .035 Gap


Spark Plug
$2.93
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 5.2L 5179cc 316ci V8 (3.94x3.25; 100.0x82.6);
Engine Base: 5.2L 5179cc 316ci V8 (3.94x3.25; 100.0x82.6);
Vehicle Fitment Notes:
Non-Resistor Plug OE Style .035 Gap
Non-Resistor Plug OE Style .035 Gap