Hydraulic Flat Tappet

Chevrolet - 173 60° (2.8L) & 189 (3.1L)
Performance level 3 - Baja Beast - Strong upper bottom and top end power.
INT/EXH - Dur @ .050” Lift: 204°/214° RR: 1.5/1.5 Gross Lift: .422”/.444” LSA: 112° RPM: 1800 to 4500 Redline: 5000 Learn More

Chevrolet - 173 60° (2.8L) & 189 (3.1L)
Performance level 4 - Ultra Performance Compu - - Street/strip cam. Super top end torque.
INT/EXH - Dur @ .050” Lift: 212°/218° RR: 1.5/1.5 Gross Lift: .435”/.449” LSA: 112° RPM: 2000 to 5000 Redline: 5500 Learn More

Chevrolet - 173 60° (2.8L) & 189 (3.1L)
Performance level 4 - Hi-Draulic Hauler - Strong mid-range and top end torque and horsepower.
INT/EXH - Dur @ .050” Lift: 226°/234° RR: 1.5/1.5 Gross Lift: .470”/.492” LSA: 108° RPM: 2200 to 6200 Redline: 6500 Learn More