Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
Vehicle Info NeededJEGSPART NUMBER: 555-40380
8.5mm Red Ultra Pow'r Wires for 1986-1995 Chevy 4.3L V6 w/HEI
$4199$46.99You Save$5.00
9 left in stock
Ships on Sep 14, 2026
Lowest Price GuaranteeGM
8.5mm Red Ultra Pow'r Wires1986-1995 Chevy 4.3L V6 90-degree HEI Socket Distributor Terminals 90-degree Plug Terminals Includes:
- Wire Markers
- Wire Separators
- Dielectric Grease
JEGS 555-40380 8.5mm Red Ultra Pow'r Wires Features:
- Greatly exceeds OE specs for RFI and conductivity at 500 ohms per foot resistance
- Spark plug boots and outer jackets are made of high-tear heat-resistant silicone
- The two outer jacket layers are separated by nylon pull tape for added pull strength & terminal retention
- Silicone Jacketed to resist high temperature, fuels & oils
- Stainless steel terminals connected using fold-over crimping that won't vibrate loose like core crimping
- Wires include wire separators, numbered wire markers, and dielectric grease
Part TypeSpark Plug Wire
BrandJEGS
Package Height4.0
Package Width10.5
Package Length10.5
Weight1.45 PG
Part CategoryPerformance Parts
Diameter (Mm)8.5
Distributor Boot MaterialSilicone
Wire ColorRed
QuantitySold as a set
AssembledYes
Spark Plug Boot EndsEight 90 degree
Spark Plug Boot ColorBlack
Spark Plug Wire Resistance500 ohms/ft.
Distributor Terminal EndsMale/HEI and Female/Socket
Spark Plug Boot MaterialSilicone
Distributor Boot ColorBlack
SleevedNo
Coil Wire IncludedNo
Rfi SuppressionYes
Conductor StyleSpiral core
Part FitmentSemi Universal
Boot Type90 Degree
Package Qty1
Package TypeEA
No Questions
No Reviews
Items You Need
![Spark Plug Wire Boot Guards, Black [Set of 8]](https://www.jegs.com/images/mini_200/500/555/555-40300.jpg)
![Self-Powered Timing Light [Powered by (2) D-Cell Batteries]](https://www.jegs.com/images/mini_200/500/555/555-w80578.jpg)
JEGS
Self-Powered Timing Light [Powered by (2) D-Cell Batteries]
Part Number : 555-W80578
$4799$52.99
You Save$5.00
![Spark Plug Socket Set, 3/8 in. Drive [SAE/Metric 5-Piece]](https://www.jegs.com/images/mini_200/500/555/555-80509.jpg)
JEGS
Spark Plug Socket Set, 3/8 in. Drive [SAE/Metric 5-Piece]
Part Number : 555-80509
$1929$20.99
You Save$1.70
![Spark Plug Wire Boot Guards, Red [Set of 8]](https://www.jegs.com/images/mini_200/500/555/555-40302.jpg)
![Spark Plug Wire Boot Guards, Blue [Set of 8]](https://www.jegs.com/images/mini_200/500/555/555-40304.jpg)
![Spark Plug Wire Boot Guards, Silver [Set of 8]](https://www.jegs.com/images/mini_200/500/555/555-40310.jpg)
JEGS
Heavy Duty Circuit Tester for 6, 12 & 24 Volt Systems
Part Number : 555-80569
$899$9.99
You Save$1.00
JEGS
3/8 in. Drive 5/8 in. Extended Spark Plug Socket
Part Number : 555-W80533
$1499$16.99
You Save$2.00
JEGS
Part Number : 555-W80578
$4799$52.99
You Save$5.00
Some parts are not legal for use in California or other states with similar laws / regulations
