14mm Thread - .460 in Reach - Tapered Seat - 2 Pack of 0576S-4 (8 Spark Plugs) Firebird and Oldsmobile crankshafts

and Oldsmobile crankshafts

Classic Instruments’ Hybrid LED Lighting offers the feel of the original perimeter lighting and the visual benefits of back-lighting: even illumination and clear nighttime readability

Look no further

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Installation hardware is included

14mm Thread - .460 in Reach - Tapered Seat - 2 Pack of 0576S-4 (8 Spark Plugs) Firebird and Oldsmobile crankshaftsACCEL Shorty Spark Plugs are made with a copper core which is a better conductor than platinum and iridium. They deliver a stronger spark especially in high performance applications where high combustion pressures are present. Copper is much better at dissipating heat than other materials which lessens the chance of a misfire. ACCEL Shorty Spark Plugs are gapable allowing you to open the gap exposing a larger flame kernel or close it if needed for