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S&S 550 Camchest Kit For Harley Oil Cooled M8 2017-2020

$1,439.96 $1,619.96
$1,599.95 $1,799.95
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S&S 550 Camchest Kit For Harley Oil Cooled Milwaukee Eight

This assembled kit is the one stop shop for all your M8 performance needs. The camshaft pairs perfectly with the included support plate, oil pump, lifters, tappet cuffs, valve springs and Quickee pushrods.

Oil Pump/Cam Plate Info: 

  • Precision machined from billet aluminum
  • Passage plugs removable for servicing
  • Independent scavenge sections for flywheel cavity and cam chest
  • Debris screens in both scavenge pickups
  • Magnet in cam chest to help to stop debris from entering oil pump
  • 44% flow increase on supply side and 58% flow increase on scavenge
  • Pressure relief valve is adjustable with unit installed in engine

Pushrod Info:

  • Quickee pushrods
  • Chrome pushrod tubes

Tappets and Cuffs Info:

  • S&S Premium Tappets
  • Cuffs have hard anodized black coating
  • Billet aluminum construction stronger than stock material eliminates distortion
  • Improve tappet stability in high lift and high rpm situations

Valve Springs Info:

  • High performance conical single wire spring includes:
    • Springs, top collars, keepers, valve seal/bottom collar

550 Cam Info:

  • Front Intake open/close 9.4°/29.4°
  • Front Exhaust open/close 62.5°/30.5°
  • Rear Intake open/close 3.1°/31.1°
  • Rear Exhaust open/close 59.4°/38.4°
  • Front Intake duration 218.9°
  • Rear Intake duration 214.2°
  • Front Exhaust duration 273.1°
  • Rear Exhaust duration 277.8°
  • Intake Lift .550"
  • Exhaust Lift .550"
  • Front Intake Lobe Center Line 100.0°
  • Front Exhaust Lobe Center Line 106.0°
  • Rear Intake Lobe Center Line 104.0°
  • Rear Exhaust Lobe Center Line 100.5°
  • Front Intake Lift at TDC .127"
  • Front Exhaust Lift at TDC .232"
  • Rear Intake Lift at TDC .099"
  • Rear Exhaust Lift at TDC .264"
  • Front Overlap 39.9°
  • Rear Overlap 41.5°
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This product is vehicle specific. Click here to select your bike to ensure fitment.

This Product Fits:


Harley Davidson
Electra Glide Standard FLHT 2019, 2020
Freewheeler FLRT 2017, 2018, 2019, 2020
Road Glide FLTRX 2017, 2018, 2019, 2020
Road Glide Special FLTRXS 2017, 2018, 2019, 2020
Road King FLHR/I 2017, 2018, 2019, 2020
Road King Special FLHRXS 2017, 2018, 2019, 2020
Softail Breakout 114 FXBRS 2018, 2019, 2020
Softail Breakout FXBR 2018, 2019
Softail Deluxe FLDE 2018, 2019, 2020
Softail Fat Bob 114 FXFBS 2018, 2019, 2020
Softail Fat Bob FXFB 2018, 2019
Softail Fat Boy 114 FLFBS 2018, 2019, 2020
Softail Fat Boy FLFB 2018, 2019
Softail FXDR 114 FXDRS 2019, 2020
Softail Heritage Classic 114 FLHCS 2018, 2019, 2020
Softail Heritage Classic FLHC 2018, 2019, 2020
Softail Low Rider FXLR 2018, 2019, 2020
Softail Low Rider S FXLRS 2020
Softail Slim FLSL 2018, 2019, 2020
Softail Sport Glide FLSB 2018, 2019, 2020
Softail Street Bob FXBB 2018, 2019, 2020
Street Glide FLHX/I 2017, 2018, 2019, 2020
Street Glide Special FLHXS 2017, 2018, 2019, 2020

This item is also available for 7 other models:

Harley Davidson
Electra Glide Ultra Classic FLHTCU/I 2017-2019
Electra Glide Ultra Limited FLHTK 2017-2020
Electra Glide Ultra Limited Low FLHTKL 2017-2019
Road Glide Limited FLTRK 2020
Road Glide Ultra FLTRU 2017-2019
Tri Glide CVO/SE FLHTCUTGSE 2020
Tri Glide Ultra Classic FLHTCUTG 2017-2020
Product Style Item # Store SKU Manufacturer Product # Availability
Chain Drive Cam 1756379 310-1082 Available: Requires 1-3 business days of lead time prior to shipment
Gear Drive Cam 1756380 310-1083 Available: Requires 1-3 business days of lead time prior to shipment