Howards Mechanical Roller Camshaft - Lift 0.640/0.640" - Duration 251/257 - 106 LSA - 3600/7600 RPM - Small Block Chevy 33010BL Stage Kits deliver a performance

Stage Kits deliver a performance tuner

Gear Case Rack

1973-1974 Ford B-100

Standard duty switch is pre-mounted in a 2-3/4" x 3-1/4" aluminum panel with bright screen printed graphics to indicate the on/off position

Howards Mechanical Roller Camshaft - Lift 0.640/0.640" - Duration 251/257 - 106 LSA - 3600/7600 RPM - Small Block Chevy 33010BL Stage Kits deliver a performanceProduct Description: Camshaft Mechanical Roller Lift 0. 640 0. 640 in Duration 251 257 106 LSA 3600 7600 RPM Small Block Chevy Sold Individually 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