12-675-4 XS262S-10 Xtreme Energy Mechanical Flat Tappet Camshaft for 1977-1979 Small Block Chevy Buick Skylark

Compcams is the absolute leader in valve train technology as we provide the highest-performing products possible, with superior service, and lead the industry in technological development. We take utmost initiative to offer high performance and reliable products. Everything in your valve train is part of a complex interlocking system that needs to perform well. Quicker opening lobe profiles deliver increased responsiveness & more area under the lift curve, More vacuum allows an increase in duration for improved performance & assists power brakes, Excellent performance in street carbureted applications.

• 1977-1979 Small Block Chevy Buick Skylark

• Lifter Style: Mechanical Flat Tappet
• Cam Style: Mechanical Flat Tappet
• Basic Operating RPM Range: 1,300-5,800
• Intake Duration at 050 inch Lift: 224
• Exhaust Duration at 050 inch Lift: 230
• Duration at 050 inch Lift: 224 int./230 exh.
• Advertised Intake Duration: 262
• Advertised Exhaust Duration: 268
• Advertised Duration: 262 int./268 exh.
• Intake Valve Lift with Factory Rocker Arm Ratio: 0.477"
• Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.488"
• Valve Lift with Factory Rocker Arm Ratio: 0.477 int./0.488 exh.
• Lobe Separation (degrees): 110
• Intake Valve Lash: 0.016"
• Exhaust Valve Lash: 0.016"
• Grind Number: XS262S-10