S&S Cycle

S&S Cycle 131" Hot Set Up Engine Performance Kit

SKU: SS320-0623
(0)
S&S Cycle 131" Hot Set Up Engine Performance Kit - Black Granite w/Highlight
S&S Cycle 131" Hot Set Up Engine Performance Kit - Wrinkle Black w/Highlight
S&S Cycle 131" Hot Set Up Engine Performance Kit - Wrinkle Black w/o Highlight
S&S Cycle 131" Hot Set Up Engine Performance Kit - Black Granite w/Highlight
S&S Cycle 131" Hot Set Up Engine Performance Kit - Wrinkle Black w/Highlight
S&S Cycle 131" Hot Set Up Engine Performance Kit - Wrinkle Black w/o Highlight
S&S Cycle

S&S Cycle 131" Hot Set Up Engine Performance Kit

Only 2 left
SKU: SS320-0623
(0)
$2,695.95 Add to Cart to See Pricing

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Updated profile eliminates frame and lifter block clearance issues

Features

  • Original engine serial numbers are retained
  • Powder coat finish matches factory finishes
  • Retains stock engine height
  • Includes 131" cam cover badge
  • Features a premium S&S 4-5/8" stroke flywheel assembly engineered from high-strength 4140 forged steel for unmatched structural integrity
  • Pairs a precision-balanced crank layout with premium full-width wrist pin connecting rods to eliminate harsh engine vibration
  • Bolts in with no machine work for '17-'25 Touring models equipped with standard factory 114" or 117" M8 engines that feature 4-5/8" stroke from the factory.
  • Requires crankcase split and component upgrades to fit '17-'25 M8 Touring 107" models and '18-'25 Softail models.
  • Works with stock crankcases: cylinder spigots are designed to slide into the original factory cases.

Specifications

  • Available finish options: Wrinkle Black w/o Highlight, Black Granite w/Highlight, Wrinkle Black w/Highlight
  • Manufacturer part numbers: 320-0622, 320-0623, 320-0621

Please confirm your exact model and year in the fitment chart before ordering.

 

YearsMakeModels
2025Harley-DavidsonFLTRXRRSE CVO Road Glide RR, FLHXU Street Glide Ultra, Electra Glide Police FLHTP, FLFB Fat Boy 117, FLSTFI Fat Boy Gray Ghost, FXBB Street Bob 117, Softail Low Rider ST FXLRST
2024-2025Harley-DavidsonFLTRXSTSE CVO Road Glide ST, Road Glide Police FLTRXP, FXBR Breakout 117
2023-2025Harley-DavidsonFLTRT Road Glide 3
2022-2025Harley-DavidsonFXLRS Low Rider S 117, FXLRST Low Rider ST 117
2020, 2022-2025Harley-DavidsonElectra Glide Police FLHTPI
2019-2020, 2022-2025Harley-DavidsonRoad King Police FLHP
2018-2025Harley-DavidsonFLTRXSE CVO Road Glide
2017-2025Harley-DavidsonFLTRX Road Glide, FLHX Street Glide, FLHXSE CVO Street Glide, FLHRXS Road King Special, FLHTCUTG Tri Glide Ultra, FLRT Freewheeler
2024Harley-DavidsonFLI Hydra-Glide Revival
2021-2024Harley-DavidsonFXBBS Street Bob 114
2020-2024Harley-DavidsonFLTRK Road Glide Limited, FXST Softail Standard 107
2018-2024Harley-DavidsonFLFBS Fat Boy 114, FLHCS Heritage Classic 114, FXFBS Fat Bob 114
2018-2021, 2024Harley-DavidsonFLSB Sport Glide 107
2017-2024Harley-DavidsonFLHTK Ultra Limited
2023Harley-DavidsonFLHFB Electra Glide Highway King
2022-2023Harley-DavidsonFLTRXST Road Glide ST, FLHXST Street Glide ST
2017-2023Harley-DavidsonFLTRXS Road Glide Special, FLHXS Street Glide Special
2022Harley-DavidsonFLTRKSE CVO Road Glide Limited, FXRST Low Rider El Diablo 117
2020-2022Harley-DavidsonFLHTCUTGSE CVO Tri Glide
2019-2022Harley-DavidsonFLHT Electra Glide Standard
2017-2022Harley-DavidsonFLHR Road King
2021Harley-DavidsonFLH Electra Glide Revival
2020-2021Harley-DavidsonFXLRS Low Rider S 114
2018-2021Harley-DavidsonFLHC Heritage Classic 107, FLSL Softail Slim 107
2017-2021Harley-DavidsonFLHTKSE CVO Limited
2019-2020Harley-DavidsonFXDRS FXDR 114
2018-2020Harley-DavidsonFLDE Deluxe 107, FLFB Fat Boy 107, FXBB Street Bob 107, FXFB Fat Bob 107, FXLR Low Rider 107
2019Harley-DavidsonFLHRC Road King Classic
2018-2019Harley-DavidsonFXBR Breakout 107
2017-2019Harley-DavidsonFLTRU Road Glide Ultra, FLHTCU Electra Glide Ultra Classic, FLHTKL Ultra Limited Low
2018Harley-DavidsonFXBRS Breakout 114
 
Product Title Store SKU MFR Part #
Black Granite w/Highlight SS320-0623 320-0623
Wrinkle Black w/Highlight SS320-0621 320-0621
Wrinkle Black w/o Highlight SS320-0622 320-0622

Bulk order

Variant Quantity Price Total
S&S Cycle 131" Hot Set Up Engine Performance Kit - Black Granite w/Highlight
Black Granite w/Highlight SS320-0623 / 320-0623
$2,426.36
$2,695.95 $2,426.36
$0.00
$2,426.36
$2,695.95 $2,426.36
$0.00
S&S Cycle 131" Hot Set Up Engine Performance Kit - Wrinkle Black w/Highlight
Wrinkle Black w/Highlight SS320-0621 / 320-0621
$2,426.36
$2,695.95 $2,426.36
$0.00
$2,426.36
$2,695.95 $2,426.36
$0.00
S&S Cycle 131" Hot Set Up Engine Performance Kit - Wrinkle Black w/o Highlight
Wrinkle Black w/o Highlight SS320-0622 / 320-0622
$2,426.36
$2,695.95 $2,426.36
$0.00
$2,426.36
$2,695.95 $2,426.36
$0.00
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