BUICK ROADMASTER Spark Plugs

Spark Plug, Iridium IX, Tapered Seat, 14mm Thread, .460 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-7401

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Today

Spark Plug, Iridium IX, Tapered Seat, 14mm Thread, .460 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-7177

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

Spark Plug, Iridium IX, Gasket Seat, 14mm Thread, .375 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-7355

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

Spark Plug, Iridium IX, Gasket Seat, 14mm Thread, .375 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-7189

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Spark Plug, Iridium XP Enhanced Alloy, Resistor, 14mm x 1.25, Tapered Seat, 0.431 in, Reach, Each

Part Number: ATL-XP24

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

USE NIP 4713

Part Number: NGK-97287

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

Spark Plug, Laser Platinum, Tapered Seat, 14mm Thread, .708 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-7862

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 23, 2026 if ordered today

• Special Order

Spark Plug, Double Platinum, Tapered Seat, 14mm Thread, 17.5mm Reach, Resistor, Each

Part Number: BCH-8102

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

• Special Order