Autolite Spark Plug 4056/4 Copper

• Copper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof)
• Multi-rib insulator reduces danger of “flash-over”
• One-piece terminal post adds strength
• Resistor reduces radio frequency interference (RFI) and electrode erosion
• Cold-formed steel shell precision rolled threads
• Full copper core electrode provides better performance in all conditions
• Verify all cross reference listings before purchase

Shipping weight

0.15 lb

Package size

3.3 × 0.9 × 0.8 in

Salto part #

4-4056

Autolite part #

4056

UPC

009100254801

Special order from the distributor network. We email the ship date when you order.

Ground shipping is $14.95, free on orders over $150. Stock is re-checked with the warehouse before your card is charged.

Is it in stock?

It isn’t on a shelf at our primary warehouses right now, but it’s orderable through our extended distributor network. We confirm timing by email when you order, before anything is charged.

How fast will it get to me?

We confirm the ship date when you order. If anything changes, you hear it from us first.

Will it fit my machine?

The distributor doesn’t publish a vehicle fitment list for this part. Call the counter at 801-361-3010 with your year, make and model and we’ll check it with you before you order.

Is this genuine Autolite?

Yes. It ships new from the same distributors the big online stores buy from — Autolite part #4056.