Moroso Ultra Spiral Core 8 mm Spark Plug Wire Set - Black - 90 Degree Plug Boots - HEI Style Terminal - Under The Header - Small Block Chevy AS04221 and precision J-form threads rolled

and precision J-form threads rolled after heat-treat to create a fastener that has threads 1000% stronger than others

1995-2005 Chevrolet Blazer 4

1968-1970 American Motors AMX

Great torque and power in mid-range

Sportsman and similar classes

Moroso Ultra Spiral Core 8 mm Spark Plug Wire Set - Black - 90 Degree Plug Boots - HEI Style Terminal - Under The Header - Small Block Chevy AS04221 and precision J-form threads rolledWho said high quality high performance cant be cost effective? With Moroso Ultra Spark Plug Wires you can have all three. These Made in the USA spark plug wires are equal to or exceed Auto Manufacturers specifications depending on the application, without the dealer prices. Moroso has 50 plus years of experience from supplying spark plug wires to the top teams of NASCAR, NHRA and Auto Manufacturers. Available in subtle black or eye catching red, high