Rockers

AMC - 290, 304, 343, 360 (5.9L) & 390 401
Performance level 5 - Compu-pro - Does it all. Brutal power throughout the power range.
INT/EXH - Dur @ .050” Lift: 258°/262° RR: 1.6/1.6 Gross Lift: .534”/.549” LSA: 108° RPM: 3500 to 7500 Redline: 8000 Learn More

AMC - 290, 304, 343, 360 (5.9L) & 390 401
Performance level 5 - Compu-pro - Explosive power through the power range.
INT/EXH - Dur @ .050” Lift: 262°/270° RR: 1.6/1.6 Gross Lift: .547”/.563” LSA: 108° RPM: 3750 to 7750 Redline: 8250 Learn More

AMC - 290, 304, 343, 360 (5.9L) & 390 401
Performance level 2 - Power Beast - Excellent Low end and mid-range power
INT/EXH - Dur @ .050” Lift: 204°/214° RR: 1.6/1.6 Gross Lift: .450”/.474” LSA: 110° RPM: 1750 to 4750 Redline: 5250 Learn More