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Feuling Reaper 521 Camshaft

Item: 387544

$279.95

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Select Your Vehicle - Fitment Guaranteed

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

Product Note: Requires high-lift valve springs to complete installation (sold separately).

Specification Details
Country of Origin USA
Engine Type Milwaukee Eight
Warranty 1 Year Manufacturer Warranty

Vehicle Fitment


Fitment is guaranteed or your money back plus free return shipping.
Don’t waste time installing a product that doesn't fit. We worked hard ensuring that this product is an exact fit on the vehicles listed below.

Harley Davidson
  • FLDE Softail Deluxe 2018-2020
  • FLFB Softail Fat Boy 2018-2019
  • FLFBS Softail Fat Boy 114 2018-2024
  • FLHC Softail Heritage Classic 2018-2021
  • FLHCS Softail Heritage Classic 114 2018-2024
  • FLHR Road King 2017-2021
  • FLHRXS Road King Special 2017-2023
  • FLHTCU Electra Glide Ultra Classic 2017-2019
  • FLHTCUTG Tri Glide Ultra Classic 2021-2024
  • FLHTK Electra Glide Ultra Limited 2017-2023
  • FLHTKL Electra Glide Ultra Limited Low 2017-2019
  • FLHX Street Glide 2017-2023
  • FLHXS Street Glide Special 2017-2023
  • FLRT Freewheeler 2017-2022
  • FLSB Softail Sport Glide 2018-2021
  • FLSL Softail Slim 2018-2021
  • FLTRK Road Glide Limited 2020
  • FLTRU Road Glide Ultra 2017-2019
  • FLTRXS Road Glide Special 2017-2023
  • FXBB Softail Street Bob 2018-2020
  • FXBR Softail Breakout 2018-2019
  • FXBRS Softail Breakout 114 2018-2020
  • FXDR Softail 114 2019-2020
  • FXFB Softail Fat Bob 2018-2019
  • FXFBS Softail Fat Bob 114 2018-2023
  • FXLR Softail Low Rider 2018-2020
  • FXLRS Softail Low Rider S 2020

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