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All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
Free Shipping on orders over $69.99 to the continental 48 (Alaska & Hawaii orders, call 402-214-0706 to order).
All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
S&S Cycle

S&S Cycle Performance Kit Power Package - 310-1237D For Harley Motorcycles 2017-2026

MPN: 310-1237D SKU: 0904-0218
S&S Cycle

S&S Cycle Performance Kit Power Package - 310-1237D For Harley Motorcycles 2017-2026

MPN: 310-1237D SKU: 0904-0218
Availability:
Only 1 left!
Big-bore bolt-in kit increases 114"/117" engine with 4.5" stroke M8 to 132" engine with no case machining required Updated profile 4.32" bore cylinders with 11.0:1 compression ratio forged pistons S&S oil pump/cam plate with blue anodized finish Passage plugs are removable for servicing Independent scavenge sections for flywheel cavity and cam chest Debris screen in both scavenge pickups Magnet in cam chest to help prevent debris from entering the oil pump Increased oil flow capacity on both the oil feed and scavenge side Adjustable pressure relief valve can be adjusted with the unit installed in the engine Quickee pushrods S&S premium tappets S&S hard-anodized, black coated tappet cuffs are billet aluminum construction S&S 550 cams are designed for big bore applications S&S valve springs work with cams up to 0.605" lift High-performance conical single wire spring design Made in the USA Will fit VVT models. Not for any Trike models. Intake/rocker cover gaskets not included. Specs Color/Finish Highlighted Fins Cooling System Oil Cooled Features Quickee Pushrods w/Chrome Covers Riding Style Street Product Name Power Package Stroke Length 4.500" Style 550C Color/Finish Black Granite Displacement 132" Bore Size 4.320" Cam Drive Type Chain Model Performance Kit Features Cam Chain Tensioner Compression Ratio 11.0:1 Units Kit
Original price $3,294.95 - Original price $3,294.95
Original price
$3,294.95
$3,294.95 - $3,294.95
Current price $3,294.95

Product Details

Features

  • Big-bore bolt-in kit increases 114"/117" engine with 4.5" stroke M8 to 132" engine with no case machining required
  • Updated profile
  • 4.32" bore cylinders with 11.0:1 compression ratio forged pistons
  • S&S oil pump/cam plate with blue anodized finish
  • Passage plugs are removable for servicing
  • Independent scavenge sections for flywheel cavity and cam chest
  • Debris screen in both scavenge pickups
  • Magnet in cam chest to help prevent debris from entering the oil pump
  • Increased oil flow capacity on both the oil feed and scavenge side
  • Adjustable pressure relief valve can be adjusted with the unit installed in the engine
  • Quickee pushrods
  • S&S premium tappets
  • S&S hard-anodized, black coated tappet cuffs are billet aluminum construction
  • S&S 550 cams are designed for big bore applications
  • S&S valve springs work with cams up to 0.605" lift
  • High-performance conical single wire spring design
  • Made in the USA
  • Will fit VVT models.
  • Not for any Trike models.
  • Intake/rocker cover gaskets not included.

Specs

Color/Finish Highlighted Fins
Cooling System Oil Cooled
Features Quickee Pushrods w/Chrome Covers
Riding Style Street
Product Name Power Package
Stroke Length 4.500"
Style 550C
Color/Finish Black Granite
Displacement 132"
Bore Size 4.320"
Cam Drive Type Chain
Model Performance Kit
Features Cam Chain Tensioner
Compression Ratio 11.0:1
Units Kit

Product Description

Features

  • Big-bore bolt-in kit increases 114"/117" engine with 4.5" stroke M8 to 132" engine with no case machining required
  • Updated profile
  • 4.32" bore cylinders with 11.0:1 compression ratio forged pistons
  • S&S oil pump/cam plate with blue anodized finish
  • Passage plugs are removable for servicing
  • Independent scavenge sections for flywheel cavity and cam chest
  • Debris screen in both scavenge pickups
  • Magnet in cam chest to help prevent debris from entering the oil pump
  • Increased oil flow capacity on both the oil feed and scavenge side
  • Adjustable pressure relief valve can be adjusted with the unit installed in the engine
  • Quickee pushrods
  • S&S premium tappets
  • S&S hard-anodized, black coated tappet cuffs are billet aluminum construction
  • S&S 550 cams are designed for big bore applications
  • S&S valve springs work with cams up to 0.605" lift
  • High-performance conical single wire spring design
  • Made in the USA
  • Will fit VVT models.
  • Not for any Trike models.
  • Intake/rocker cover gaskets not included.

Specs

Color/Finish Highlighted Fins
Cooling System Oil Cooled
Features Quickee Pushrods w/Chrome Covers
Riding Style Street
Product Name Power Package
Stroke Length 4.500"
Style 550C
Color/Finish Black Granite
Displacement 132"
Bore Size 4.320"
Cam Drive Type Chain
Model Performance Kit
Features Cam Chain Tensioner
Compression Ratio 11.0:1
Units Kit

Part Numbers
Store SKU MFR. Product # Availability
0904-0218 310-1237D In Stock
Fitment
This product is vehicle specific. Select your vehicle to confirm fitment.

This Product Fits

Fitment Disclosure

This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.

Features

  • Big-bore bolt-in kit increases 114"/117" engine with 4.5" stroke M8 to 132" engine with no case machining required
  • Updated profile
  • 4.32" bore cylinders with 11.0:1 compression ratio forged pistons
  • S&S oil pump/cam plate with blue anodized finish
  • Passage plugs are removable for servicing
  • Independent scavenge sections for flywheel cavity and cam chest
  • Debris screen in both scavenge pickups
  • Magnet in cam chest to help prevent debris from entering the oil pump
  • Increased oil flow capacity on both the oil feed and scavenge side
  • Adjustable pressure relief valve can be adjusted with the unit installed in the engine
  • Quickee pushrods
  • S&S premium tappets
  • S&S hard-anodized, black coated tappet cuffs are billet aluminum construction
  • S&S 550 cams are designed for big bore applications
  • S&S valve springs work with cams up to 0.605" lift
  • High-performance conical single wire spring design
  • Made in the USA
  • Will fit VVT models.
  • Not for any Trike models.
  • Intake/rocker cover gaskets not included.

Specs

Color/Finish Highlighted Fins
Cooling System Oil Cooled
Features Quickee Pushrods w/Chrome Covers
Riding Style Street
Product Name Power Package
Stroke Length 4.500"
Style 550C
Color/Finish Black Granite
Displacement 132"
Bore Size 4.320"
Cam Drive Type Chain
Model Performance Kit
Features Cam Chain Tensioner
Compression Ratio 11.0:1
Units Kit