AMC - 290, 304, 343, 360 (5.9L) & 390 401 Performance level 1 - Mileage Compu-Pro - These cams are designed to enhance throttle response and low end torque while delivering fuel
efficient motoring. High vacuum, smooth idle and maximum fuel efficiency
are characteristic to these profiles. Stock or small cfm carburetor, small
diameter tube headers, dual exhaust, and ignition rework are recommended
for maximum benefit. Intended for low compression engines operating in the
“economy zone.” INT/EXH - Dur @ .050” Lift: 192°/196° RR: 1.6/1.6 Gross Lift: .427”/.432” LSA: 112° RPM: Idle to 3500 Redline: 4000 Learn More
AMC - 290, 304, 343, 360 (5.9L) & 390 401 Performance level 1 - Mileage Compu-Pro - These cams are designed to enhance throttle response and low end torque while delivering fuel
efficient motoring. High vacuum, smooth idle and maximum fuel efficiency
are characteristic to these profiles. Stock or small cfm carburetor, small
diameter tube headers, dual exhaust, and ignition rework are recommended
for maximum benefit. Intended for low compression engines operating in the
“economy zone.” INT/EXH - Dur @ .050” Lift: 184°/190° RR: 1.6/1.6 Gross Lift: .402”/.422” LSA: 112° RPM: Idle to 3500 Redline: 4000 Learn More
AMC - 290, 304, 343, 360 (5.9L) & 390 401 Performance level 1 - Mileage Compu-Pro - These cams are designed to enhance throttle response and low end torque while delivering fuel
efficient motoring. High vacuum, smooth idle and maximum fuel efficiency
are characteristic to these profiles. Stock or small cfm carburetor, small
diameter tube headers, dual exhaust, and ignition rework are recommended
for maximum benefit. Intended for low compression engines operating in the
“economy zone.” INT/EXH - Dur @ .050” Lift: 192°/196° RR: 1.6/1.6 Gross Lift: .427”/.432” LSA: 112° RPM: Idle to 3500 Redline: 4000 Learn More
AMC - 290, 304, 343, 360 (5.9L) & 390 401 Performance level 2 - Power Compu-Pro - These cams provide excellent low end and mid-range power and extended rpm range for spirited
street and off-road driving. A perfect combination of mileage and power.
Modifications should include small diameter tube headers, low restriction
dual exhaust, aftermarket manifold, increased cfm carburetor and reworked or
performance ignition. Increase in compression ratio to 9.5:1 is recommended
for maximum output. Works well with automatic transmission or 4-speed. INT/EXH - Dur @ .050” Lift: 204°/210° RR: 1.6/1.6 Gross Lift: .446”/.450” LSA: 112° RPM: 1500 to 4000 Redline: 4500 Learn More
AMC - 290, 304, 343, 360 (5.9L) & 390 401 Performance level 2 - Power Compu-Pro - These cams provide excellent low end and mid-range power and extended rpm range for spirited
street and off-road driving. A perfect combination of mileage and power.
Modifications should include small diameter tube headers, low restriction
dual exhaust, aftermarket manifold, increased cfm carburetor and reworked or
performance ignition. Increase in compression ratio to 9.5:1 is recommended
for maximum output. Works well with automatic transmission or 4-speed. INT/EXH - Dur @ .050” Lift: 210°/220° RR: 1.6/1.6 Gross Lift: .450”/.475” LSA: 112° RPM: 1500 to 4000 Redline: 4500 Learn More
AMC - 290, 304, 343, 360 (5.9L) & 390 401 Performance level 2-3 - Power Compu-Pro - These cams provide excellent low end and mid-range power and extended rpm range for spirited
street and off-road driving. A perfect combination of mileage and power.
Modifications should include small diameter tube headers, low restriction
dual exhaust, aftermarket manifold, increased cfm carburetor and reworked or
performance ignition. Increase in compression ratio to 9.5:1 is recommended
for maximum output. Works well with automatic transmission or 4-speed. INT/EXH - Dur @ .050” Lift: 212°/220° RR: 1.6/1.6 Gross Lift: .464”/.488” LSA: 112° RPM: 1500 to 4500 Redline: 5000 Learn More
AMC - 290, 304, 343, 360 (5.9L) & 390 401 Performance level 3 - High Performance Compu-Pro - Intended for the performance oriented hot-street application, these cams offer an
extended rpm range with emphasis on upper bottom to top end power.
Performance gears, headers, dual exhaust, larger than stock cfm carburetor,
performance manifold and increased compression (9.5:1 to 10.5:1) are
required. Works well with automatic transmission if matched with proper ring
and pinion gears and/or high stall converter. INT/EXH - Dur @ .050” Lift: 228°/234° RR: 1.6/1.6 Gross Lift: .512”/.525” LSA: 112° RPM: 1800 to 4500 Redline: 5000 Learn More
AMC - 290, 304, 343, 360 (5.9L) & 390 401 Performance level 3 - High Performance Compu-Pro - Intended for the performance oriented hot-street application, these cams offer an
extended rpm range with emphasis on upper bottom to top end power.
Performance gears, headers, dual exhaust, larger than stock cfm carburetor,
performance manifold and increased compression (9.5:1 to 10.5:1) are
required. Works well with automatic transmission if matched with proper ring
and pinion gears and/or high stall converter. INT/EXH - Dur @ .050” Lift: 223°/223° RR: 1.6/1.6 Gross Lift: .477”/.477” LSA: 114° RPM: 1800 to 4500 Redline: 5000 Learn More
AMC - 290, 304, 343, 360 (5.9L) & 390 401 Performance level 4 - Ultra Performance Compu-Pro - The following grinds are best suited for dual purpose hot street/drag strip
situations. These cams exhibit strong mid-range and top end torque and
horsepower. Headers, dual exhaust, larger cfm carburetor, performance
ignition and 11:1 compression are a must. Use with manual or automatic
transmission. Low gearing a must. INT/EXH - Dur @ .050” Lift: 234°/244° RR: 1.6/1.6 Gross Lift: .520”/.542” LSA: 112° RPM: 2000 to 6000 Redline: 6500 Learn More