Mechanical Roller

Ford - 332, 352, 360, 390, 406, 410, 427 & 428
Performance level 5 - Ultra-Action - Fast 3/8 to 1/2 mile super oval track profile.
INT/EXH - Dur @ .050” Lift: 258°/264° RR: 1.76/1.76 Gross Lift: .663”/.675” LSA: 108° RPM: 4250 to 7500 Redline: 8000 Learn More

Ford - 332, 352, 360, 390, 406, 410, 427 & 428
Performance level 5 - Ultra-Action - Mid-range and top end drag profile.
INT/EXH - Dur @ .050” Lift: 264°/268° RR: 1.76/1.76 Gross Lift: .675”/.675” LSA: 108° RPM: 4500 to 7750 Redline: 8250 Learn More

Ford - 332, 352, 360, 390, 406, 410, 427 & 428
Performance level 5 - Ultra-Action - High torque oval track profile.
INT/EXH - Dur @ .050” Lift: 248°/254° RR: 1.76/1.76 Gross Lift: .651”/.655” LSA: 108° RPM: 3750 to 7000 Redline: 7500 Learn More

Ford - 332, 352, 360, 390, 406, 410, 427 & 428
Performance level 5 - Ultra-Action - Strong mid-range design.
INT/EXH - Dur @ .050” Lift: 254°/260° RR: 1.76/1.76 Gross Lift: .654”/.663” LSA: 108° RPM: 4000 to 7250 Redline: 7750 Learn More

Ford - 332, 352, 360, 390, 406, 410, 427 & 428
Performance level 4 - Street Roller - Excellent street/strip profile.
INT/EXH - Dur @ .050” Lift: 234°/244° RR: 1.76/1.76 Gross Lift: .580”/.582” LSA: 110° RPM: 2500 to 6000 Redline: 7500 Learn More

Ford - 332, 352, 360, 390, 406, 410, 427 & 428
Performance level 5 - Ultra-Action - Mid-range and top end drag profile.
INT/EXH - Dur @ .050” Lift: 278°/282° RR: 1.76/1.76 Gross Lift: .752”/.771” LSA: 110° RPM: 4750 to 8000 Redline: 8500 Learn More

Ford - 332, 352, 360, 390, 406, 410, 427 & 428
Performance level 5 - Ultra-Action - Fast top end power profile.
INT/EXH - Dur @ .050” Lift: 282°/286° RR: 1.76/1.76 Gross Lift: .770”/.783” LSA: 110° RPM: 5000 to 8250 Redline: 8750 Learn More