14mm Thread - .460 in Reach - Tapered Seat - 4 Pack f body Compatible With Nearly Any Factory

Compatible With Nearly Any Factory Speed Sender And 1-12 Cylinder Applications

SAE Viscosity Grade (Motor Oil) 5W30

Includes a pair of Titanium Weld Tabs and a Stainless Steel spring

Size: 6" Tall

They are a direct bolt-on replacement for your vehicle

14mm Thread - .460 in Reach - Tapered Seat - 4 Pack f body Compatible With Nearly Any FactoryACCEL's patented race proven spark plugs in a Shorty configuration. The overall length has been reduced 3 16 in to 3 8 in (depending on the specific spark plug) to gain critical air gap between the spark plug boot and the exhaust manifold or header tube. This helps eliminate burning the spark plug boot or dimpling the header tube. The shorter spark plug length also can make it easier to install an remove the spark plugs in certain applications where