Buick 350
Advertised Duration: 257/269
Duration @ .050": 203/215
Valve Lift w/1.60 Rockers: .443/.475
Lobe Separation Angle: 112
Intake Centerline: 108
Valve Lash: Hyd./Hyd.
800-4800. Smooth idle, street, strong low end torque, good fuel economy.

Buick 350
Advertised Duration: 269/269
Duration @ .050": 215/215
Valve Lift w/1.60 Rockers: .475/.475
Lobe Separation Angle: 110
Intake Centerline: 106
Valve Lash: Hyd./Hyd.
1100-5000. Good idle, performance street with modified intake & exhaust.

Buick 350
Advertised Duration: 275/277
Duration @ .050": 221/223
Valve Lift w/1.60 Rockers: .501/.496
Lobe Separation Angle: 112
Intake Centerline: 108
Valve Lash: Hyd./Hyd.
1800-5500. Hot street with high compression, aftermarket intake & headers.

Buick 350
Custom Grind