FEULING OIL PUMP CORP. Gear Drive Reaper Cam - 543 Series - Evolution - Harley-Davidson '84-'00 - 1391

Reaper EVO 543 cam requires performance valve springs, see FEULING # 1120 or 1100, performance lifters recommended but not required. Will work with factory pushrods on engines with factory stack up, if deck height, cylinders or rocker boxes have been modified from stock then adjustable pushrods are required, see # 4091, 4077 or #4080. Increased compression, cylinder head work and performance exhaust recommended but not required, increased compression is required for bottom end performance. RPM range 2,200 - 5,950. Grind: 543

Intake: .543 Valve Lift, 15 Open, 43 Close, 238 Duration @ 53, .160 lift @ TDC, .104 Lobe Centerline
Exhaust : .553 Valve Lift, 56 Open, 12 Close, 248 Duration @ 53, .140 lift @ TDC, 112 Lobe Centerline

FITS:

EVO BIG TWIN 85 - 99

• Offers more power than the 525 cams without sacrificing low end torque
• Extremely smooth cam lobe layout maintains quiet valve train and produces the smoothest cruise power band available
• Excellent bolt-in camshaft for stock to mid 96" and 103" engines and works well in 88" and 96" engines
• Cam is easy starting, increases throttle response and fuel mileage
• Responds well to increased compression ratio, performance exhaust and a high-flow air cleaner
• 1900-6000 RPM power range
• Performance valve springs are required on '99-'04 engines and performance pushrods and lifters are recommended but not required.

Specs