Autolite Copper Core spark plugs (set of 8) — resistor design, 14mm x 1.25 thread, model 303/8-303; designed for quick starts, improved fuel economy and smooth acceleration.
$3.25
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Available Quantity
10 
Set (8pcs) Autolite Copper Core Spark Plugs Resistor Gasket Seat 14mm x 1.25 Thread 303. Guaranteed to deliver quick starts, good fuel economy and smooth acceleration. Autolite Copper Core plugs are your industry standard. Features include short projection tip configuration, 13/16" (21mm) hex size, removable terminal type and 3/8" reach. UPC/GTIN: 009100003867. Manufacturer part reference appears as 8-303 in marketplace listings and as 303 in internal part records. Product dimensions (internal record): Length 4.2400 in x Width 3.3500 in x Height 0.8000 in. Product weight (internal record): 0.1500 pounds. Suitable as replacement ignition spark plugs for compatible engines; packaged and sold in consumer sets.
| Product Details | |
| GTIN | 009100003867 |
| UPC | 009100003867 |
| Sizing & Dimensions | |
| Height | 0.80 inches |
| Length | 4.24 inches |
| Product Dimensions | 4.24 x 3.35 x 0.80 inches |
| Product Weight | 0.1500 pounds |
| Weight | 2.40 ounces |
| Width | 3.35 inches |
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