Chrysler Hemi 426
Advertised Duration: 277/277
Duration @ .050": 230/230
Valve Lift w/1.57/1.52 Rockers: .556/.538
Lobe Separation Angle: 110
Intake Centerline: 106
Valve Lash: Hyd./Hyd.
2200-5800. Fair idle, street machines with headers, gears & 2500+ stall.

Chrysler Hemi 426
Advertised Duration: 285/285
Duration @ .050": 231/231
Valve Lift w/1.57/1.52 Rockers: .502/.486
Lobe Separation Angle: 110
Intake Centerline: 106
Valve Lash: Hyd./Hyd.
2000-5200. Fair idle, lower lift version of 740001-10, best with headers, gears & 2500+ stall.

Chrysler Hemi 426
Advertised Duration: 291/291
Duration @ .050": 237/237
Valve Lift w/1.57/1.52 Rockers: .529/.512
Lobe Separation Angle: 108
Intake Centerline: 104
Valve Lash: Hyd./Hyd.
2400-5800. Lopey idle, pro-street & bracket racing profile.

Chrysler Hemi 426
Advertised Duration: 285/285
Duration @ .050": 238/238
Valve Lift w/1.57/1.52 Rockers: .580/.562
Lobe Separation Angle: 108
Intake Centerline: 104
Valve Lash: Hyd./Hyd.
2500-5800. Lopey idle, pro-street & bracket racing profile.

Chrysler Hemi 426
Advertised Duration: 295/295
Duration @ .050": 248/248
Valve Lift w/1.57/1.52 Rockers: .604/.585
Lobe Separation Angle: 108
Intake Centerline: 104
Valve Lash: Hyd./Hyd.
3000-6400. Hot street/brackets, needs 10.0:1+ CR, good heads & exhaust, 3500+ stall.

Chrysler Hemi 426
Advertised Duration: 303/303
Duration @ .050": 249/249
Valve Lift w/1.57/1.52 Rockers: .534/.517
Lobe Separation Angle: 108
Intake Centerline: 104
Valve Lash: Hyd./Hyd.
3000-6200. Hot street/brackets, needs 10.0:1+ CR, good heads & exhaust, 3500+ stall.