Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
Vehicle Info NeededMSD IGNITIONPART NUMBER: 121-5551
Street Fire Spark Plug Wires Distributor Boots: 90° HEI (Male Post) & Socket (female)
Color:
$8195
2 left in stock
Ships Tomorrow
Lowest Price Guarantee
Universal
- Street Fire Spark Plug Wires
- Distributor Boots: 90° HEI (Male Post) & Socket (female)
- Plug Boots: Straight (Multi-angle)
- Coil Wire Included
These kits are supplied only with the spark plug boot and terminal installed. That way you can route the wires exactly as you would like for a custom fit.Terminals and boots are supplied for the distributor side that you install with a special tool that is supplied. All kits are supplied with wires for an 8 cylinder application, but can be used with a 6 or 4 cylinder engine.
Performance and Quality at a Great Price!
MSD Street Fire Ignition Wire Sets are made with a low resistance conductor that is wrapped in a durable black sleeve. Black boots cover the terminals to protect the conductor from engine heat and ensure spark delivery. Street Fire wires are spec'd by MSD engineers and are even backed by a one year warranty.
Show More
Features
- Black 8mm silicone and synthetic jacket for high resistance to heat and abrasion
- Helically wound conductor suppresses EMI
- Kevlar core combination for great strength and durability
- Low, 500 ohms per foot resistance for improved spark delivery
- Silicone boots protect against high heat
- Heavy-duty terminals for secure connections
Part TypeSpark Plug Wire
Product LineMSD Street Fire Ignition Wire Sets
BrandMSD IGNITION
Package Height3.5
Package Width7.2
Package Length10.4
Weight2.94 PG
Part CategoryPerformance Parts
Diameter (Mm)8
Distributor Boot MaterialSilicone
PositionN/A
ColorBlack
Wire ColorBlack
QuantitySold as a set
AssembledNo
Spark Plug Boot EndsEight straight
Spark Plug Boot ColorBlack
Distributor Terminal EndsMale/HEI and Female/Socket
Spark Plug Boot MaterialSilicone
Distributor Boot ColorBlack
Coil Wire IncludedYes
Rfi SuppressionYes
Conductor StyleSpiral core
Part FitmentSemi Universal
Boot TypeMulti-Angle
Vendor Part Number5551
Package Qty1
Package TypeEA
No Questions
No Reviews
Items You Need
![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
MSD IGNITION
Pro Clamp Wire Separators Includes: (2) 4-Wire Assemblies
Part Number : 121-8843
$3746$41.62
You Save$4.16
ITEM YOU MAY ALSO CONSIDER
MSD IGNITION
Street Fire Spark Plug Wires Distributor Boots: 90° HEI (Male Post) & Socket (female)
Part Number : 121-5553
$8195
PERTRONIX
Flame-Thrower 8mm MAGx2 Spark Plug Wires Universal V8/L8
Part Number : 751-808215
$8249$91.65
You Save$9.16
PERTRONIX
Flame-Thrower 8mm MAGx2 Spark Plug Wires Universal V8/L8
Part Number : 751-808280
$7844$87.15
You Save$8.71
PERTRONIX
Flame-Thrower 8mm MAGx2 Spark Plug Wires Universal V8/L8
Part Number : 751-808290
$8249$91.65
You Save$9.16
PERTRONIX
Flame-Thrower 8mm MAGx2 Spark Plug Wires Universal V8/L8
Part Number : 751-808315
$8398$93.31
You Save$9.33
PERTRONIX
Flame-Thrower 8mm MAGx2 Spark Plug Wires Universal V8/L8
Part Number : 751-808380
$8249$91.65
You Save$9.16
PERTRONIX
Flame-Thrower 8mm MAGx2 Spark Plug Wires Universal V8/L8
Part Number : 751-808390
$8249$91.65
You Save$9.16
PERTRONIX
Flame-Thrower 8mm MAGx2 Spark Plug Wires Universal V8/L8
Part Number : 751-808415
$8249$91.65
You Save$9.16
PERTRONIX
Flame-Thrower 8mm MAGx2 Spark Plug Wires Universal V8/L8
Part Number : 751-808480
$8398$93.31
You Save$9.33
PERTRONIX
Flame-Thrower 8mm MAGx2 Spark Plug Wires Universal V8/L8
Part Number : 751-808490
$8249$91.65
You Save$9.16
JEGS
8.0mm Black Pow'r Wires Small & Big Block Chevy Over Valve Covers or Under Headers & AMC 290-401 V8 W/HEI
Part Number : 555-402000
$6799$74.99
You Save$7.00
MSD IGNITION
Part Number : 121-5553
$8195
PERTRONIX
Part Number : 751-808215
$8249$91.65
You Save$9.16
Some parts are not legal for use in California or other states with similar laws / regulations
