Howards Solid Roller Lifters - BB Chevy Pro-Max +.300 931125 By keeping VVT while adding

By keeping VVT while adding larger camshafts

TH400 / 2004R Transmissions

IAC / TPS Sensors Included

Features flawless chrome and perfect fit

646 in Oval Port

Howards Solid Roller Lifters - BB Chevy Pro-Max +.300 931125 By keeping VVT while addingProduct Description: Lifter Pro Max Mechanical Roller 0. 300 in Taller Link Bar HIPPO Big Block Chevy 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