Crower Chevy 262-400 Ultra-Action Roller Cam W/ Small Base Circle
Engine Make: Chevrolet
Year: 1957-1998
Part Class: Camshaft
Engine Class: Small Block
Camshaft Name: Ultra-Action
Camshaft Series: Ultra-Action
Engine Type: V8
Engine Size: 262, 267, 283, 302, 305, 307, 327, 350 & 400
Product Type: Mechanical Roller
Special note: This cam has a smaller than stock base circle
Valve Lash: .026" intake and .028" exhaust
Lobe center: 105
Advertised Duration: Intake / Exhaust 294 / 302
Duration @ .050" Lift: Intake / Exhaust 260 / 268
Lobe Lift: Intake / Exhaust .417 / .416
Rocker Ratio: Intake / Exhaust 1.5 / 1.5
Gross Valve Lift: Intake / Exhaust .626 / .624
CID 350
Performance Level 5
Low RPM 4000
Peak HP: 8000
Redline: 8000
Performance Description: Fast 3?8 and 1?2 mile oval track grind.
Engine Application: Level 5 camshafts are designed for fully prepared, high compression all-out racing engines and chassis.
Recommended Modifications: Extensive cylinder head modification, bigger titanium valves, lightweight valve train, maximum flow carburetion or fuel injection, racing gas (alcohol or nitro), magneto or electronic ignition, performance rod and crank assembly and increased engine clearances are required for maximum benefit.
CID #2: 400
Performance Level 2: 5
Low RPM #2: 4000
Peak HP #2: 8000
Redline #2: 8000
Performance Description 2: Fast 3?8 and 1?2 mile oval track grind.
Engine Application 2: Level 5 camshafts are designed for fully prepared, high compression all-out racing engines and chassis.
Recommended Modifications 2: Extensive cylinder head modification, bigger titanium valves, lightweight valve train, maximum flow carburetion or fuel injection, racing gas (alcohol or nitro), magneto or electronic ignition, performance rod and crank assembly and increased engine clearances are required for maximum benefit.
Grind Number: 294R
Recommended Kit #1: 84420
Recommended Kit #2: 84425
Recommended Kit #3: 84430