Feuling Reaper 521 Camshaft

Requires high-lift valve springs to complete installation (sold separately)

521 Cam

• Aggressive pulling power with a nasty sound, the Reaper 521 grind will shine in 114 and larger cubic inch engines with added compression ratio
• Ported cylinder heads are not required but will complement the cam and add even more pulling power throughout the range
• Stock throttle body produces an excellent powerband and use of a high flow throttle body will increase peak power numbers
• A high flow exhaust system and air cleaner is highly recommended for optimal performance
• High lift valve springs are required (sold separately)
• Valve Lift Open Close Duration @ 50 lift @ TDC Lobe Centerline
• Intake .518 17 BTDC 34 ABDC 231 .162 98.5 Exhaust .521 51.5 BBDC 11.5 ATDC 243 .125 110
• Overlap: 28.5