Ford Cleveland/M 351C-351M-400
Cam Series: American Muscle
Advertised Duration: 270/290
Duration @ .050": 206/221
Valve Lift w/1.73 Rockers: .481/.490
Lobe Separation Angle: 115
Intake Centerline: 120
Valve Lash: .022/.022
1000-4800. Near duplicate of the Ford 300HP/351C cam (FMC #D2ZZ-6250-B).

Ford Cleveland/M 351C-351M-400
Cam Series: Street Force
Advertised Duration: 259/269
Duration @ .050": 205/215
Valve Lift w/1.73 Rockers: .484/.513
Lobe Separation Angle: 112
Intake Centerline: 108
Valve Lash: Hyd./Hyd.
1200-4600. Street Force 1, good idle, mild street performance, strong low end torque.

Ford Cleveland/M 351C-351M-400
Cam Series: Street Force
Advertised Duration: 269/279
Duration @ .050": 215/225
Valve Lift w/1.73 Rockers: .513/.536
Lobe Separation Angle: 112
Intake Centerline: 106
Valve Lash: Hyd./Hyd.
1600-5400. Street Force 2, good idle & throttle response, needs 4 barrel & good exhaust.

Ford Cleveland/M 351C-351M-400
Cam Series: Street Force
Advertised Duration: 279/289
Duration @ .050": 225/235
Valve Lift w/1.73 Rockers: .536/.542
Lobe Separation Angle: 112
Intake Centerline: 108
Valve Lash: Hyd./Hyd.
2200-5800. Street Force 3, noticeable idle, hot street & mild bracket racing.

Ford Cleveland/M 351C-351M-400
Advertised Duration: 263/263
Duration @ .050": 209/209
Valve Lift w/1.73 Rockers: .484/.484
Lobe Separation Angle: 111
Intake Centerline: 107
Valve Lash: Hyd./Hyd.
1400-4800. Smooth idle, good fuel economy, great RV & towing cam.

Ford Cleveland/M 351C-351M-400
Advertised Duration: 267/267
Duration @ .050": 213/213
Valve Lift w/1.73 Rockers: .496/.496
Lobe Separation Angle: 110
Intake Centerline: 106
Valve Lash: Hyd./Hyd.
1600-5000. Fair idle, good low & mid-range torque, needs 4 bbl. & headers.

Ford Cleveland/M 351C-351M-400
Advertised Duration: 269/269
Duration @ .050": 215/215
Valve Lift w/1.73 Rockers: .513/.513
Lobe Separation Angle: 110
Intake Centerline: 105
Valve Lash: Hyd./Hyd.
1800-5200. Strong low & mild range, fuel efficiency & driveability.

Ford Cleveland/M 351C-351M-400
Advertised Duration: 267/267
Duration @ .050": 220/220
Valve Lift w/1.73 Rockers: .587/.587
Lobe Separation Angle: 108
Intake Centerline: 104
Valve Lash: Hyd./Hyd.
2000-5600. Good low & mid-range horsepower, needs 4 barrel & headers.

Ford Cleveland/M 351C-351M-400
Advertised Duration: 281/281
Duration @ .050": 227/227
Valve Lift w/1.73 Rockers: .542/.542
Lobe Separation Angle: 108
Intake Centerline: 104
Valve Lash: Hyd./Hyd.
2400-6000. Fair idle, strong mid-range, works best with aftermarket dual plane.

Ford Cleveland/M 351C-351M-400
Advertised Duration: 285/289
Duration @ .050": 231/235
Valve Lift w/1.73 Rockers: .554/.542
Lobe Separation Angle: 110
Intake Centerline: 106
Valve Lash: Hyd./Hyd.
2600-6200. Lopey idle, strong mid range, good throttle response, 2400+ stall.

Ford Cleveland/M 351C-351M-400
Advertised Duration: 283/287
Duration @ .050": 236/240
Valve Lift w/1.73 Rockers: .631/.640
Lobe Separation Angle: 108
Intake Centerline: 104
Valve Lash: Hyd./Hyd.
2800-6400. Lopey idle, good mid range power, needs 3200+ stall.

Ford Cleveland/M 351C-351M-400
Advertised Duration: 287/293
Duration @ .050": 240/246
Valve Lift w/1.73 Rockers: .640/.649
Lobe Separation Angle: 108
Intake Centerline: 104
Valve Lash: Hyd./Hyd.
3000-6600. Hot street/mild brackets, needs 10.0:1+ CR, headers & 3000+ stall.