COMP Cams Camshaft Kit CS XE284H-10

SKU: SK12-250-3 Xtreme Energy™ 240/246 Hydraulic Flat Tappet Cam for Chevy Small Block. Very strong torque with excellent mileage and a smooth idle. Xtreme Energy Cams™ bridge the gap between Magnum street cams and race only cams. Xtreme Energy Cams™ provide increased torque, vacuum, response, and power while still providing quiet operation of the valve train and the durability required in daily driven vehicles.
Includes Cam, Lifters, & Timing Set
Xtreme Energy™
Benefits:
Quicker opening lobe profiles deliver increased responsiveness & more area under the lift curve More vacuum allows a step up in duration for greater performance Best seller; excellent all around performance in street carbureted applications
Important Considerations:
Work best with COMP Cams® roller rockers and matched valve springs Require other performance parts (intake manifold, headers, etc.) for best performance
Dyno Results
Camshaft Part #12-250-3Grind #XE284H-10
Duration @ 0.006":284° / 296°Duration @ 0.050":240° / 246°
Max Lift w/ 1.5RR: .507" / .510"Lobe Separation:110°
Lobe ID#'s:5447 / 5209Intake Centerline:106°
Engine Type:Chevrolet 350 Small Block
Bore:4.040"Stroke:3.480"
Displacement:356ciCompression:9.25:1
Heads:Dart Sportsman IIIntake:Edelbrock Victor Jr.
Carburetor:Holley 750 dbl. pmp.Exhaust:1 3/4" Headers
Max Torque:377 ft*lbs @ 3900 RPMMax Power:390 HP @ 5800 RPM
Manifold Vacuum:9.5" Hg @ 1000 RPM & 11.5" Hg @ 1200 RPM w/ no load.