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200,000+ Parts & Accessories
Our catalogue has grown extensively over the years and we now source a huge range of parts and accessories from a number of distributors from round the world.

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We're more than happy to have customers order which ever way they prefer. If you'd like to discuss anything over the phone prior to ordering we'd be delighted to help you.

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Simple Exchange Or Refund Policy 
We know when customers receive their orders there is always the possibility of needing to exchange or return items for a refund. Rest assured if you need to, we make it simple. See T&C's for more details.

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Price Match Promise 
We offer a price match promise on all items we sell. Use the "Seen it cheaper?" option found on the product pages to request a price match.

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ARH Custom Custom Motorcycle Parts and Accessories ARH Custom Custom Motorcycle Parts and Accessories

S&S Cycles Power Package - 124 Inch Ci Oil Cooled, Chain Drive With Non-Highlighted Fins And Black Pushrod Tubes For Harley Davidson 107 Inch M8 Models (310-1057B)

  • S&S Cycles Power Package - 124 Inch Ci Oil Cooled, Chain Drive With Non-Highlighted Fins And Black Pushrod Tubes For Harley Davidson 107 Inch M8 Models (310-1057B)
£3,008.12 inc.VAT
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Seen it cheaper elsewhere?

Our Price Promise

Seen this item cheaper on another website? Let us try and match it!

We do our upmost to keep our prices competitive but due to the number of items we sell, you may occasionally find a better price advertised elsewhere. If you have seen a cheaper price on another website let us know by filling in this form. If we’re able to match the price, we’ll look to respond via email with a unique discount code within 1 hour (during working hours) so you're not waiting too long.

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Please note:

  1. The item must be identical to the one on our website listing and must show as being available.
  2. Price match applies to items sourced from authorised UK retailers only, not private sellers.
  3. Prices will only be matched from UK based websites with prices in GBP.
  4. ARH Custom reserve the right to price match only one of each item per customer.
  5. ARH Custom reserve the right to withdraw the price match policy at any time.

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EU stock Estimated shipping date between 23 Dec and 30 Dec.

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 23 Dec and 30 Dec.

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About Shipping Costs

Shipping Cost

To view the total cost including shipping please advance to the basket and select your shipping country.

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Big Bore Kit:

  • 107" to 124" Big Bore Kit
  • Winkle Black Finish without Fin Highlighting
  • Bolt on kit. No case machining required
  • 4.250" bore
  • Forged Pistons
  • 11:1 Compression Ratio

Oil Pump/Cam Plate

  • Precision Machined from Billet Aluminium
  • Blue Anodized Finish
  • Passage Plugs Removeable 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
  • Increased Flow Capacity on both Feed and Scavenge side
  • Adjustable Pressure Relief Valve is adjustable with unit installed in engine

Pushrods:

  • Quickee Pushrods
  • Gloss Black pushrod tubes

Tappets:

  • S&S Precision Tappets

Tappet Cuffs:

  • Hard Anodized Black Coating
  • Billet Aluminium Construction
  • Stronger than Stock Material eliminates Distortion
  • Improve tappet stability in high lift and high rpm situations

Cam:

  • S&S 550 Cam- Designed for Big Bore Applications
  • 550C Chain Drive

Valve Springs:

  • Work well with cams up to .605 lift
  • High Performance Conical Single Wire Spring

MADE IN USA

Not recommended for Tri-Glide or other three wheel models including conversion due to lugging nature of these bikes.

Part numbers +

  • 782788
  • 310-1057B

Fitment +

    HARLEY DAVIDSON
  • Softail Deluxe - FLDE: 2018-2023
  • Softail Fat Boy - FLFB: 2018-2023
  • Softail Heritage Classic - FLHC: 2018-2023
  • Road King - FLHR: 2017-2023
  • Road King Classic - FLHRC: 2017-2023
  • Electra Glide Standard - FLHT: 2017-2023
  • Electra Glide Ultra Classic - FLHTCU: 2017-2023
  • Tri Glide Ultra Classic - FLHTCUTG: 2017-2023
  • Street Glide - FLHX: 2017-2023
  • Freewheeler - FLRT: 2017-2023
  • Softail Sport Glide - FLSB: 2018-2023
  • Softail Slim - FLSL: 2018-2023
  • Road Glide Ultra - FLTRU: 2017-2023
  • Road Glide - FLTRX: 2017-2023
  • Softail Street Bob - FXBB: 2018-2023
  • Softail Breakout - FXBR: 2018-2019
  • Softail Fat Bob - FXFB: 2018-2023
  • Softail Low Rider - FXLR: 2018-2023
  • Softail Standard - FXST: 2018-2023

Delivery +

All orders are shipped with either DPD, Fedex, UPS, DHL or Royal Mail. The courier used to ship your order is determined by ourselves once your order has been placed and normally depends on the size, volume and the shipping destination. The selected courier for your order will be quoted in your order confirmation email which you will receive once we have processed your order. Once your order has been shipped, this will be confirmed via email and you will receive a tracking number so you can keep an eye on your shipments progress.

S&S Cycle M8 Oil Control Valve For 2017-2023 M8 Touring & 2018-2023 M8 Softail Models (310-1150)S&S Cycle M8 Oil Control Valve For 2017-2023 M8 Touring & 2018-2023 M8 Softail Models (310-1150)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 23 Dec and 30 Dec.

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£46.13 inc.VAT
S&S Cycle Big Bore Conversion Cylinder & Piston Kit From 114 Inch To 128 Inch In Black With Highlights For Harley Davidson 2017-2023 Touring M8 & 2018-2023 Softail M8 Models (910-0684)S&S Cycle Big Bore Conversion Cylinder & Piston Kit From 114 Inch To 128 Inch In Black With Highlights For Harley Davidson 2017-2023 Touring M8 & 2018-2023 Softail M8 Models (910-0684)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 23 Dec and 30 Dec.

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£1,308.85 inc.VAT
Feuling Oil Pump & Camplate Fastener Kit For 2017-2020 M-Eight Engines With Feuling OE+ Camplate And Factory HD Oil Pump (8023)Feuling Oil Pump & Camplate Fastener Kit For 2017-2020 M-Eight Engines With Feuling OE+ Camplate And Factory HD Oil Pump (8023)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 23 Dec and 30 Dec.

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£46.64 inc.VAT
S&S Cycles Power Package - 124 Inch Ci Oil Cooled Gear Drive With Highlighted Fins And Black Pushrod Tubes For Harley Davidson 107 Inch M8 Models (310-1058A)S&S Cycles Power Package - 124 Inch Ci Oil Cooled Gear Drive With Highlighted Fins And Black Pushrod Tubes For Harley Davidson 107 Inch M8 Models (310-1058A)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 23 Dec and 30 Dec.

×

£3,187.74 inc.VAT
S&S Cycles Power Package - 124 Inch Ci Oil Cooled, Gear Drive With Highlighted Fins And Chrome Pushrod Tubes For Harley Davidson 107 Inch M8 Models (310-1053A)S&S Cycles Power Package - 124 Inch Ci Oil Cooled, Gear Drive With Highlighted Fins And Chrome Pushrod Tubes For Harley Davidson 107 Inch M8 Models (310-1053A)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 23 Dec and 30 Dec.

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Now £2,683.38 inc.VAT
Was £2,824.61 Save £141.23

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Send us your email and we'll notify know when this item is available.


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Shipping Cost

To view the total cost including shipping please advance to the basket and select your shipping country.

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