Howards Valve Spring Shim - 0.060 in Thick - 1.250 in OD (Set of 16) YA0828KARTMM04 4 in Diameter Top

4 in Diameter Top

filtered air

Works with 240E/33F ohm senders

THE ADDITIONAL LENGTH THESE HARNESSES PROVIDE ALLOW THE O2 SENSORS TO SIMPLY PLUG BACK IN FROM THE NEW LOCATION

This kit can produce anywhere from 2-200 PSI with enough volume to support 2500 HP from your big block Chevy

Howards Valve Spring Shim - 0.060 in Thick - 1.250 in OD (Set of 16) YA0828KARTMM04 4 in Diameter TopProduct Description: Valve Spring Shim 0. 060 in Thick 1. 250 in OD Steel Set of 16 The name Howards Cams has been synonymous with high performance camshafts since the 1950s. Howards Cams have always used on track experience to design the most powerful designs. This includes early Top Fuel favorites driven by Jack Chrisman and Larry Dixon Sr. Today we have even a greater group of experienced racers in Circle Track, Drag Racing, Road Race, Mudd Bogg