Availability
MSD 8.5mm Super Conductor Spark Plug Wire Sets
1990 Customer Reviews
A tough, 8.5mm synthetic/silicone jacket o
A tough, 8.5mm synthetic/silicone jacket over an extra-heavy glass braid and dielectric insulator keeps the current guided to the plugs. Underneath the high-temperature boots, dual crimp stainless steel terminals feature snap-locks to ensure a secure fit. Each set comes with clip-on cylinder markers for easy identification. MSD's 8.5mm Super Conductor wire sets are available in custom or universal-fit applications, assembled or not, with a variety of terminal and boot end options.
Showing In Stock Items. Show All 33 Items.
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Black, 90 Degree Boots, Universal, L8/V8, Set
Part Number: MSD-31223
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, 8.5mm, Super Conductor, Spiral Core, Black, Multi-Angle Boots, Universal, L8/V8, Set
Part Number: MSD-31193
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, 90 Degree Boots, Chevy, Small Block, V8, Set
Part Number: MSD-35599
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, Multi-Angle Boots, Universal, L8/V8, Set
Part Number: MSD-31189
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, Multi-Angle Boots, Universal, L8/V8, Set
Part Number: MSD-31199
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Black, 90 Degree Boots, Chevy, Small Block, V8, Under Headers, Set
Part Number: MSD-35593
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Black, Multi-Angle Boots, Universal, L8/V8, Set
Part Number: MSD-31183
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, 90 Degree Boots, Universal, L8/V8, Set
Part Number: MSD-31229
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, Multi-Angle Boots, Ford, Small Block, 351W, V8, Set
Part Number: MSD-31329
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, 90 Degree Boots, Chevy, Small Block, V8, Set
Part Number: MSD-30479
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Black, Multi-Angle Boots, Ford, Small Block/351W
Part Number: MSD-31323
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, Multi-Angle Boots, Chrysler, Small Block, Set
Part Number: MSD-32749
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, Multi-Angle Boots, AMC, 290-401, V8, Set
Part Number: MSD-35859
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, Multi-Angle Boots, Universal, L6/V6, Set
Part Number: MSD-31179
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Black, 90 Degree Boots, Chevy, Big Block, V8, Set
Part Number: MSD-35603
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, 90 Degree Boots, Chevy, Big Block, V8, Set
Part Number: MSD-31299
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, 90 Degree Boots, Chevy, Big Block, V8, Set
Part Number: MSD-35609
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, Stock Boots, Chevy, Big Block, Marine, Set
Part Number: MSD-31489
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Black, 90 Degree Boots, Chevy, Big Block, V8, Set
Part Number: MSD-31293
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, Multi-Angle Boots, Universal, L4, Set
Part Number: MSD-31159
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, Stock Boots, Toyota, 2.2/2.4L, Set
Part Number: MSD-31949
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, Hemi Boots, Pro Stock, Chevy, Big Block, V8, Set
Part Number: MSD-30839
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Black, Multi-Angle Boots, Chevy, GMC, 454, Set
Part Number: MSD-31803
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, 90 Degree Boots, Chevy, Big Block, V8, Set
Part Number: MSD-30829
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, Multi-Angle Boots, Ford, 2.3L, L4, Set
Part Number: MSD-31259
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster