Chevrolet Small Block 262-400Advertised Duration: 275/285Duration @ .050": 221/231Valve Lift w/1.50 Rockers: .470/.470Lobe Separation Angle: 108Intake Centerline: 104Valve Lash: Hyd./Hyd.1800-5800. Lopey idle, strong street performance, needs 4 barrel, headers & lower gears.
Chevrolet Small Block 262-400Advertised Duration: 275/285Duration @ .050": 221/231Valve Lift w/1.50 Rockers: .470/.470Lobe Separation Angle: 110Intake Centerline: 106Valve Lash: Hyd./Hyd.2000-6000. Street & strip, needs 4 barrel, headers & lower gears.
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Chevrolet Small Block 262-400Advertised Duration: 275/285Duration @ .050": 221/231Valve Lift w/1.50 Rockers: .470/.470Lobe Separation Angle: 112Intake Centerline: 108Valve Lash: Hyd./Hyd.2000-6200. Hot street, improved carburetion, exhaust & lower gears needed.
Chevrolet Small Block 262-400Advertised Duration: 285/285Duration @ .050": 231/231Valve Lift w/1.50 Rockers: .470/.470Lobe Separation Angle: 108Intake Centerline: 104Valve Lash: Hyd./Hyd.2000-6200. Hot street/brackets, broad power range, strong top end.
Chevrolet Small Block 262-400Advertised Duration: 285/285Duration @ .050": 231/231Valve Lift w/1.50 Rockers: .470/.470Lobe Separation Angle: 110Intake Centerline: 106Valve Lash: Hyd./Hyd.2000-6000. Fair idle, street machines with headers, gears & 2500+ stall.
Chevrolet Small Block 262-400Advertised Duration: 289/289Duration @ .050": 235/235Valve Lift w/1.50 Rockers: .470/.470Lobe Separation Angle: 108Intake Centerline: 104Valve Lash: Hyd./Hyd.2600-6400. Lopey idle, pro street & bracket racing profile.
Chevrolet Small Block 262-400Advertised Duration: 295/295Duration @ .050": 241/241Valve Lift w/1.50 Rockers: .470/.470Lobe Separation Angle: 108Intake Centerline: 104Valve Lash: Hyd./Hyd.2800-6400. Rough idle, runs strong 4,000 rpm up, needs compression.
Chevrolet Small Block 262-400Advertised Duration: 275/275Duration @ .050": 221/221Valve Lift w/1.50 Rockers: .470/.470Lobe Separation Angle: 108Intake Centerline: 104Valve Lash: Hyd./Hyd.1700-5700. Good low & mid-range horsepower, needs 4 barrel & headers.
Chevrolet Small Block 262-400Advertised Duration: 267/267Duration @ .050": 213/213Valve Lift w/1.50 Rockers: .430/.430Lobe Separation Angle: 111Intake Centerline: 107Valve Lash: Hyd./Hyd.1200-5000. Good idle, street, off road, towing, good fuel efficiency.
Chevrolet Small Block 262-400Advertised Duration: 275/275Duration @ .050": 221/221Valve Lift w/1.50 Rockers: .445/.445Lobe Separation Angle: 110Intake Centerline: 106Valve Lash: Hyd./Hyd.1500-5600. Nice idle, good low & mid range horsepower.
Chevrolet Small Block 262-400Advertised Duration: 297/297Duration @ .050": 243/243Valve Lift w/1.50 Rockers: .508/.508Lobe Separation Angle: 108Intake Centerline: 104Valve Lash: Hyd./Hyd.2800-6800. Lopey idle, needs low gears, headers & compression.
Chevrolet Small Block 262-400Advertised Duration: 255/261Duration @ .050": 201/207Valve Lift w/1.50 Rockers: .410/.420Lobe Separation Angle: 114Intake Centerline: 110Valve Lash: Hyd./Hyd.600-4800. Smooth idle, Strong low end, high vacuum, good fuel economy