Moroso Ultra 40 Spark Plug Wire Set - Spiral Core - 7 mm - Black - 135 Degree Plug Boots - HEI / Socket Style - GM LS-Series 73846 00020-01 number 2121 is a stock

number 2121 is a stock replacement/street legal part for 289 and 302 V8s with OEM 4V carb

FULLY WASHABLE

Reduced concern in top-off emergencies and excellent leakage control

1960-1996 Ford F-250

GM W-Body 1997-2005

Moroso Ultra 40 Spark Plug Wire Set - Spiral Core - 7 mm - Black - 135 Degree Plug Boots - HEI / Socket Style - GM LS-Series 73846 00020-01 number 2121 is a stockProduct Description: Spark Plug Wire Set Ultra 40 Spiral Core 7 mm Black 90 Degree Plug Boots HEI Socket Style GM LS Series Moroso Performance Products is one of the worlds most respected suppliers of automotive equipment for racing and street performance applications. Moroso manufactures over 3000 products, from Moroso oil pans and Moroso oiling systems, to Moroso ignition wire, Moroso ignition components, Moroso valve covers, Moroso fuel system