CHEVROLET Chevy small block Gen III/IV (LS-based engines) Champion Spark Plugs Spark Plugs

Spark Plug, RS14YC6, Copper Plus, 14mm Thread, .708 in. Reach, Resistor, Each

Part Number: CPN-13

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Spark Plug, Iridium, Gasket Seat, 14mm Thread, .708 in. Reach, Projected Tip, Resistor, Each

Part Number: CPN-9404

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Spark Plug, RS9YC, Copper Plus, 14mm Thread, .689 in. Reach, Resistor, Each

Part Number: CPN-304

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks