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![8.0mm Red Hot Pow'r Wires Small Block Chevy [Over Valve Covers]](https://www.jegs.com/images/mini_750/500/555/555-40210.jpg)
Vehicle Info NeededJEGSPART NUMBER: 555-40210
8.0mm Red Hot Pow'r Wires Small Block Chevy [Over Valve Covers]
$4399$48.99You Save$5.00
More than 10 available
Ships on Nov 09, 2026
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GM 8.0mm Pow'r Wires
8.0mm Red Pow'r WiresSmall Block Chevy Over Valve Covers For Coil-in-Cap 90 Degree HEI Distributor & 90 Degree Plug Terminals Includes:
- (8) Wires
- Wire Markers
- Wire Separators
- Dielectric Grease
- Coil Wire Not Included
JEGS Spark Plug Wire Dimension Chart
JEGS 555-40210 Red 8.0mm Pow'r Wires Features:
- Fits Small Block Chevy applications including 283, 307, 327, 350, 400, as well as others
- Designed to fit over the valve covers and attaches to the spark plugs with 90 degree boots
- Does not utilize an external coil wire
- Special wire composition lowers resistance to 350 ohms per foot
- RFI suppression is equal to that of OE carbon conductor wire but with 1/10th the resistance
- Spark plug boots and outer jackets are made of heat-resistant silicone
- The two outer jacket layers are separated by a fiberglass reinforcing braid for added pull strength
- EPDM/Silicone Jacketed to resist high temperature, fuels & oils
JEGS 555-40210 Red 8.0mm Pow'r Wires Note:
- Coil Wire Not Included
Part TypeSpark Plug Wire
BrandJEGS
Package Height3.7
Package Width8.2
Package Length11.9
Weight1.9 PG
Part CategoryPerformance Parts
Diameter (Mm)8
Distributor Boot MaterialSilicone
Wire ColorRed
QuantitySold as a set
AssembledYes
Spark Plug Boot EndsEight 90 degree
Spark Plug Boot ColorBlack
Spark Plug Wire Resistance350 ohms/ft.
Distributor Terminal EndsMale/HEI
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
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Some parts are not legal for use in California or other states with similar laws / regulations
