ACDelco Spark Plugs

Spark Plug, Iridium Tip, Tapered Seat, 14mm x 1.25 Thread, 0.984 in. Reach, Resistor, Each

Part Number: ADO-41-148

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Spark Plug, Copper, 14mm Thread, 0.708 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: ADO-R44LTSM6

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Spark Plug, AC Delco, Vintage, 10mm, 0.50 in. Reach, Non Projected Tip, Gasket Seat, 5/8 in. Wrench, Each

Part Number: ADO-M8

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Spark Plug, Copper, 14mm Thread, 0.460 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: ADO-R42T

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Spark Plug, Copper, 18mm Thread, 0.500 in. Reach, Gasket Seat, 7/8 in. Wrench Size, Each

Part Number: ADO-C88L

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

Spark Plug, Resistor, Nickel Alloy Tip, Copper Core, 14mm Thread Size, 0.431 in. Reach, Tapered Seat, Each

Part Number: ADO-MR41T

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

Spark Plug, Copper, 18mm Thread, 0.500 in. Reach, Gasket Seat, 7/8 in. Wrench Size, Each

Part Number: ADO-C87

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

Spark Plug, Copper Core, Gasket Seat, 14mm Thread, 1.000 in. Reach, Each

Part Number: ADO-41-835

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order