Howards Hydraulic Flat Tappet Camshaft/Lifters - Lift 0.545/0.553" - Duration 281/289 - 109 LSA - 1800/55600 RPM - Big Block Chevy HSYTH11 The 4786 has a 1

The 4786 has a 1

Fits SA/SP126A

Start off the season with a quality Holley Renew Kit

/lbs of torque

Derale Deep Pan

Howards Hydraulic Flat Tappet Camshaft/Lifters - Lift 0.545/0.553" - Duration 281/289 - 109 LSA - 1800/55600 RPM - Big Block Chevy HSYTH11 The 4786 has a 1Product Description: Camshaft Lifters Hydraulic Flat Tappet Lift 0. 545 0. 553 in Duration 281 289 109 LSA 1800 55600 RPM Big Block Chevy 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