Accel Ignition Coil - Supercoil - Hei In-Cap 1973-1991 - Red/Yellow Primary Wire - 140003

Engineered for higher energy output resulting in quicker starting, improved idle quality, crisper throttle response and more high RPM power. Compatible with both original HEI ignition systems and later model computer controlled HEI systems. No need to remove or re-time distributor. Complete with simplified ground strap, mounting screws, silicone coil gasket and carbon contact brush / spring.10-15% More EnergyDirect Plug In Replacement Direct OE FitAdvanced Bobbin TechnologyHighly Specialized Silicone Magnetic Steel CoresStandard Motor Products SMP Dr-31MSD 8225