INTERNATIONAL D300 Spark Plugs

Spark Plug, Copper Plus, 14mm Thread Size, 0.375 in. Reach, 8 Heat Range, Each

Part Number: CPN-841

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

• $25 Summit Bucks

Spark Plug, Copper Plus, Nickel Copper Alloy, 14mm Thread, 0.375 in. Reach, Flat Seat, 13/16 in. Wrench Size, Each

Part Number: CPN-871

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• $25 Summit Bucks

Spark Plugs, Copper Plus, 6 Heat Range, Nickel Copper Alloy Tip, Gasket Seat, 14mm Thread, 0.375 in. Reach, Set of 24

Part Number: CPN-823S

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• $25 Summit Bucks
• Special Order

Spark Plug, 14mm, Gasket Seat, .375 in. Reach, J8C, Each

Part Number: CPN-841-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 29, 2026 if ordered today

• $25 Summit Bucks
• Special Order