BUICK SKYHAWK Champion Spark Plugs Spark Plugs

Spark Plug, RN14YC, Copper Plus, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: CPN-405

4.67 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

• $25 Summit Bucks

Spark Plug, Iridium, Iridium, 14mm Thread, 0.689 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: CPN-9405

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

• $25 Summit Bucks

Spark Plug, Platinum Power, 14mm Thread, .460 in. Reach, Resistor, Each

Part Number: CPN-3018

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

• $25 Summit Bucks

Spark Plug, RV15YC4, Copper Plus, 14mm Thread, .460 in. Reach, Resistor, Each

Part Number: CPN-18

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

• $25 Summit Bucks

Spark Plug, RN9YC, Copper Plus, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: CPN-415

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

• $25 Summit Bucks

Spark Plug, Platinum Power, 14mm Thread, .708 in. Reach, Resistor, Buick, Chevy, Oldsmobile, Isuzu, GMC, Each

Part Number: CPN-3015

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

• $25 Summit Bucks

Spark Plug, Double Platinum, Tapered, 14mm Thread, .460 in. Reach, Resistor, Each

Part Number: CPN-7018

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

• $25 Summit Bucks

Spark Plug, Double Platinum, Tapered, 14mm Thread, .708 in. Reach, Resistor, Each

Part Number: CPN-7015

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

• $25 Summit Bucks