Chevrolet Small Block 262-400 1955-2002
Adv. Duration: 270/280
Duration @ .050": 204/214
Lift: .420/.443

Lobe Separation: 112 LC
Included Lifters: PVT652394, Hyd. Flat Tappet
1500-4000. Improved power. Good low and mid-range.

Chevrolet Small Block 262-400 1955-2002
Adv. Duration: 280/280
Duration @ .050": 214/214
Lift: .443/.443

Lobe Separation: 112 LC
Includes Lifters: PVT652394, Hyd. Flat Tappet
2000-4800. Mild idle, improved power and torque. Works with stock converter.

Chevrolet Small Block 262-400 1955-2002
Adv. Duration: 280/290
Duration @ .050": 214/224
Lift: .443/.465

Lobe Separation: 112 LC
Includes Lifters: PVT652394, Hydraulic Flat Tappet
2000-4800. Mild idle, good low end torque. Stock converter ok.

Chevrolet Small Block 262-400 1955-2002
Adv. Duration: 284/284
Duration @ .050": 218/218
Lift: .458/.458

Lobe Separation: 110 LC
Includes Lifters: PVT652394 Hyd. Flat Tappet
2000-4800. Noticeable idle. Stock converter OK.

Chevrolet Small Block 262-400 1955-2002
Adv. Duration: 306/306
Duration @ .050": 223/223
Lift: .447/.447

Lobe Separation: 114 LC

Includes Lifters: PVT652394, Hyd. Flat Tappet
2000-4800. 327/350HP (GM #3863151) Strong low and mid-range.

Chevrolet Small Block 262-400 1955-2002
Adv. Duration: 298/298
Duration @ .050": 224/234
Lift: .466/.466

Lobe Separation: 114 LC

Includes Lifters: PVT652394, Hyd. Flat Tappet
2000-4800. Mild rough idle. Auto OK with 1800+ converter.

Chevrolet Small Block 262-400 1955-2002
Adv. Duration: 290/300
Duration @ .050": 224/234
Lift: .465/.488

Lobe Separation: 112 LC

Includes Lifters: PVT652394, Hyd. Flat Tappet
2000-4800. Moderate rough idle. Auto require higher stall. Street/Strip.