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Ignition Coil - SuperCoil - HEI 1973-1991 - Red/Yellow prim wire

GM HEI in-cap 1973-1991 - super coils are 45,000V and fit GM HEI ignition

ACCEL Performance
Hersteller : ACCEL Performance
Artikel Nr. : 140003
Barcode : 743047006993
ERP Code : ACC-0352

ACCEL 140003 ignition super coils are 45,000V and fit GM HEI ignition systems.Direct performance replacement over stock unit. The housing is combination of the classic ACCEL Yellow with an attractive chrome coil cover ACCEL Super Coils feature advanced bobbin technology, highly specialized silicone magnetic steel cores, along with optimized winding, resistance and turns ratios to deliver up to 15% more energy than the OEM coils. Specialized high temperature epoxy resists shock and vibration, while increasing thermal conductivity. These are direct plug replacements for OEM coils. They feature bodies and/or secondary towers molded in ACCEL yellow.

Official ACCEL Performance Distributor
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Product Description

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.

Features & Benefits

  • P/N 140003 has red and yellow primary wire.
  • Typical HEI applications include Chevrolet 90 degree V6 & most V8, Cadillac V8


Primary Resistance 0.5 Ohms
Secondary Resistance 8.6 k Ohms
Turns Ratio 80: 1
Maximum Voltage 45,000 volts
Peak Increase in Voltage vs. OE 18%


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