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Ignition Coil - Brute Thunder HEI in-cap Red/Yellow primary wire

Direct performance replacement over stock unit

ACCEL Performance
Supplier : ACCEL Performance
Part Number : 140013
Barcode : 743047400135
ERP Code : ACC-0358

ACCEL 140013, Ignition Coil, Brute Thunder Super Coil, 48,000V, GM HEI, Each.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 delivery 10-15 percent 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.

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product details

Product Description

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, low Ohm contact brush / spring and ACCEL tan coil cover. Effective to over 9,000 RPM. For the ultimate in HEI in-cap performance, use ACCEL’s ultra high performance HEI 4-pin module p/n 35367.

Features & Benefits

  • P/N 140013 has red and yellow primary wire.
  • Typical HEI applications include Chevrolet 90 degree V6 & most V8, Cadillac V8.
  • Comes complete with ground strap, mounting screws, silicone coil gasket, low-ohm contact brush and spring, and a tan coil cover. This coil has a red and yellow primary wire.
  • Highest output High Energy Ignition in cap ignition coils available.
  • Direct performance replacement for stock coils.
  • 10 to 15 percent more energy than OEM coils.
  • Compatible with both original HEI ignition systems and later model computer controlled systems.
  • Mounting screws, ground strap, silicone coil gasket, and low Ohm contact brush and spring included.


Primary Resistance 0.3 Ohms
Secondary Resistance 8.8 k Ohms
Turns Ratio 134 : 1
Maximum Voltage 48,000 volts
Energy at idle 208mJ
Energy at 3,600 RPM 46mJ
Peak Increase in Voltage vs. OE 29%

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