Reaper 543 Series Cams / '99-'17 Twin Cam

Features of the Reaper 543 Series Cams

• The "Freeway Flyer"
• 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.

Reaper 543 Series Cams Fitment

• '07-'17 Gear Drive fits '07-'17 Harley-Davidson Twin Cam and the '06 Dyna
• '07-'17 Chain Drive fits '07-'17 Twin Cam and the '06 Dyna
• '99-'06 Gear Drive fits '99-'06 Twin Cam, excluding the '06 Dyna
• '99-'06 Chain Drive fits '99-'06 Twin Cam, excluding the '06 Dyna

Emissions: Drag Specialties lists these cams under different EMIS categories depending on which engine they fit. What the emissions codes mean

• EMIS 2 for both '07-'17 options
• EMIS 3 for both '99-'06 options