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Home > Street Muscle (1955-72) > Engine Parts

E3 SPARK PLUGS

The unique patented electrode configuration of the new E3 spark plug increases the amount of combustion pressure created during each power stroke of an engine, resulting in a marked increase in power output and fuel economy and reduced emissions in all gasoline engines. 
E3 Spark Plugs
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Application Chart

Item #
Description
Units
Price 
   
Qty
335310
E3 Spark Plug, E3.10
Crush washer seal type plug
Uses 13/16" socket to install
Reach of approximately 7/16" to end of electrode
EA $5.99  

335312
E3 Spark Plug, E3.12
Crush washer seal type plug
Uses 3/4" socket to install
Reach of approximately 7/16" to end of electrode
EA $5.99  

335314
E3 Spark Plug, E3.14
Crush washer seal type plug
Uses 3/4" socket to install
Reach of approximately 1/2" to end of electrode
EA $5.99  

335316
E3 Spark Plug, E3.16
Tapered seat style plug
Uses 5/8" socket to install
Reach of approximately 7/16" to end of electrode
EA $5.99  

335318
E3 Spark Plug, E3.18
Crush washer seal type plug
Uses a 13/16" socket to install
Reach of approximately 7/8" to end of electrode
EA $5.99  

335320
E3 Spark Plug, E3.20
Crush washer seal type plug
Uses a 5/8" socket to install
Reach of approximately 7/8" to end of electrode
EA $5.99  

335330
E3 Spark Plug, E3.30
EA $5.99  

335332
E3 Spark Plug, E3.32
EA $5.99  

335334
E3 Spark Plug, E3.34
EA $5.99  

335340
E3 Spark Plug, E3.40
EA $5.99  

335342
E3 Spark Plug, E3.42
EA $5.99  

335344
E3 Spark Plug, E3.44
EA $5.99  

335346
E3 Spark Plug, E3.46
EA $5.99  

335348
E3 Spark Plug, E3.48
EA $5.99  

335350
E3 Spark Plug, E3.50
DISCONTINUED
EA $5.99  

335354
E3 Spark Plug, E3.54
EA $5.99  

335356
E3 Spark Plug, E3.56
EA $5.99  

335358
E3 Spark Plug, E3.58
EA $5.99  

335360
E3 Spark Plug, E3.60
EA $5.99  

335362
E3 Spark Plug, E3.62
EA $5.99  

335364
E3 Spark Plug, E3.64
EA $5.99  

335366
E3 Spark Plug, E3.66
EA $5.99  

 

Some parts are not legal for sale or use in California on any pollution controlled motor vehicles.

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Speedway Motors, Inc. | 340 Victory Lane | Lincoln, NE 68528 | 1.800.979.0122