Taylor Cable 84629 8.2mm Thundervolt Custom Spark Plug Wires 8 cyl blue

Taylor Cable 84629 8.2mm Thundervolt Custom Spark Plug Wires 8 cyl blue

Part Number: 84629 / UPC 088197846298
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Features & Benefits

  • 40 ohms per foot
  • 8.0 mm Outer Silicone Jacket
  • Highly conductive stainless steel spiral wound core
  • Silicone inner core provides added heat protection and superior flexibility throughout its lifetime.
  • Superior RFI / EMI suppression for applications with CD or electronic ignitions, on board computers, stereos or pit radios

Custom Spark Plug Wire Sets are duplicates of your OE wire set. Each wire is cut to length and booted to match your original wires. ThunderVolt wires offer 40 ohms per foot with a silicone inner core that provides added heat protection.


For over 90 years, Taylor Cable Products have been the top choice of racers and enthusiasts for its value and high-performance features. Taylor Cable is an icon of quality and customer satisfaction in the automotive performance and racing markets. We are proud to have our Ignition Wire Sets firing some of the fastest race and street vehicles in the world.

Installation instructions

Instruction Manual
Installation Instructions

Download PDF

Shipping & Delivery

Our ignition and exhaust products ship from our warehouse in Lenexa, KS. Our normal shipping time is 2-3 business days for in-stock parts.

 Shipping Class Order Value Shipping Cost
UPS Ground $0 - 49.99 $6.99 flat rate
UPS Ground $50 - 98.99 $7.49 flat rate
UPS Ground $99+ Free

  • At this time, PerTronix does not offer expedited shipping options from our website.
  • All packages must be inspected upon receipt for any missing or damaged goods and claims for such must be made within 7 days of receipt.
  • PerTronix does not currently ship our products internationally from our web store. For international orders call 909-599-5955 or connect with us here.

Returns & Replacements

Returns at Pertronix are accepted within 90 days of purchase with prior authorization, ensuring items are in new, resalable condition. To initiate a return, call for an RGA and follow provided instructions. Customers are responsible for return shipping, using a trackable method.

Refunds exclude initial shipping and handling fees and may be subject to a restocking fee. For defective or damaged items, contact Pertronix directly. We are not responsible for user-initiated damage/loss of parts.

For complete details, visit our Returns page.

Reviews

Taylor Cable 84629 8.2mm Thundervolt Custom Spark Plug Wires 8 cyl blue

Taylor Cable 84629 8.2mm Thundervolt Custom Spark Plug Wires 8 cyl blue

Part Number: 84629 / UPC 088197846298
Regular price $93.95
Sale price $93.95 Regular price

Part Number: 84629 / UPC 088197846298
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Need help? Call us at 909-599-5955

  • Free shipping on $99+ orders in lower 48 states
  • 90-day return policy
  • We’re here to help! Call us on 909-599-5955
Emissions code

Emissions Code

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Complete Your Installation

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Features & Benefits

  • 40 ohms per foot
  • 8.0 mm Outer Silicone Jacket
  • Highly conductive stainless steel spiral wound core
  • Silicone inner core provides added heat protection and superior flexibility throughout its lifetime.
  • Superior RFI / EMI suppression for applications with CD or electronic ignitions, on board computers, stereos or pit radios

Custom Spark Plug Wire Sets are duplicates of your OE wire set. Each wire is cut to length and booted to match your original wires. ThunderVolt wires offer 40 ohms per foot with a silicone inner core that provides added heat protection.


For over 90 years, Taylor Cable Products have been the top choice of racers and enthusiasts for its value and high-performance features. Taylor Cable is an icon of quality and customer satisfaction in the automotive performance and racing markets. We are proud to have our Ignition Wire Sets firing some of the fastest race and street vehicles in the world.

Installation instructions

Instruction Manual
Installation Instructions

Download PDF

Shipping & Delivery

Our ignition and exhaust products ship from our warehouse in Lenexa, KS. Our normal shipping time is 2-3 business days for in-stock parts.

 Shipping Class Order Value Shipping Cost
UPS Ground $0 - 49.99 $6.99 flat rate
UPS Ground $50 - 98.99 $7.49 flat rate
UPS Ground $99+ Free

  • At this time, PerTronix does not offer expedited shipping options from our website.
  • All packages must be inspected upon receipt for any missing or damaged goods and claims for such must be made within 7 days of receipt.
  • PerTronix does not currently ship our products internationally from our web store. For international orders call 909-599-5955 or connect with us here.

Returns & Replacements

Returns at Pertronix are accepted within 90 days of purchase with prior authorization, ensuring items are in new, resalable condition. To initiate a return, call for an RGA and follow provided instructions. Customers are responsible for return shipping, using a trackable method.

Refunds exclude initial shipping and handling fees and may be subject to a restocking fee. For defective or damaged items, contact Pertronix directly. We are not responsible for user-initiated damage/loss of parts.

For complete details, visit our Returns page.

Reviews

Applications

Year / Make / Model 1990-1993 Chevrolet C1500 WT
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1990-1993 Chevrolet C1500 454 SS
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1990-1993 Chevrolet C1500 Cheyenne
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1990-1993 Chevrolet C1500 Silverado
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1990 Chevrolet C1500 Scottsdale
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1991-1995 Chevrolet C2500
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1988-1995 Chevrolet C3500
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1988-1996 Chevrolet G30 Chevy Van
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1988-1996 Chevrolet G30 Sportvan
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1988-1996 Chevrolet G30 Hi-Cube
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1988-1996 Chevrolet G30 Beauville
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1991-1995 Chevrolet K2500
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1988-1995 Chevrolet K3500
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1987 Chevrolet R20
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1988 Chevrolet R20 Custom Deluxe
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1988 Chevrolet R20 Silverado
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1988 Chevrolet R20 Cheyenne
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1988 Chevrolet R20 Scottsdale
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1987 Chevrolet R20 Suburban
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1989 Chevrolet R2500 Silverado
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1989 Chevrolet R2500 Scottsdale
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1989 Chevrolet R2500 Cheyenne
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1987 Chevrolet R30
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1988 Chevrolet R30 Cheyenne
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1988 Chevrolet R30 Custom Deluxe
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1988 Chevrolet R30 Silverado
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1988 Chevrolet R30 Scottsdale
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1989 Chevrolet R3500
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1990-1991 Chevrolet R3500
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1987-1988 Chevrolet V30
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1989 Chevrolet V3500
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1990-1991 Chevrolet V3500
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1991-1993 GMC C2500
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1994-1995 GMC C2500 Sierra SLE
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1994-1995 GMC C2500 Sierra SLT
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1994-1995 GMC C2500 Sierra SL
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1988-1995 GMC C3500
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1991-1993 GMC K2500
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1994-1995 GMC K2500 Sierra SLE
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1994-1995 GMC K2500 Sierra SL
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1994-1995 GMC K2500 Sierra SLT
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1988-1995 GMC K3500
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1987-1989 GMC R2500
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1987 GMC R2500 Suburban
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1987-1989 GMC R3500
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1990-1991 GMC R3500
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1987-1989 GMC V3500
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1990-1991 GMC V3500
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1988-1996 GMC G3500 Magnavan
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1989-1996 GMC G3500 Vandura
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1989-1996 GMC G3500 Rally STX
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1989-1996 GMC G3500 Rally
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1989-1995 GMC G3500 Rally Camper Special
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

Year / Make / Model 1989-1995 GMC G3500 Vandura Special
Engine Type V8
Engine Size(s) Liters: 7.4
Cubic Inches: 454
Notes

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