Description
Howards Beehive Valve Spring 412 lb in Rate 1.150 in Coil Bind 1.035 in 1.280 in OD Detroit Locker 1984 1993 Ford E 150 Econoline Club 1996 2000 Dodge Ram RCEPMM4071 H22 OPG Size:4X Large (67 68) 1984 1993 Ford E 150 Econoline Club Wagon The low resistance results in less loss in spark energy so more reaches the spark plug