124" power kit - 4.25"

Direct installation kit
With updated fins
No sump machining required
Forged pistons
Manufactured in the USA
Includes oil pump/cam plate, pushrods, tappets, tappet bushes, 550 camshaft, and valve springs.
Oil pump/Camshaft plate:
Precision machined from billet aluminium
Removable service plugs
Independent intake sections for the crankcase and camshaft housing
Debris filters in both intake ports
Magnet in the cam cover to prevent debris from entering the oil pump
44% flow increase on the supply side and 58% on the return side.
Pressure relief valve is adjustable with the unit installed on the engine.
Pushrods:
Quickee Pushrods
Tappets:
Hand-fitted with precise tolerances
Reduced valve train noise from start-up to shut-down
Tight tolerances for low leak rates
Tappet guides:
Hard black anodised coating
Billet aluminium construction
Stability of the pins in high lift and high rpm situations
Camshaft:
S&S 550 camshaft, designed for high-displacement applications.
Valve springs:
Works well with camshafts up to 0.605" lift
High-performance single-wire conical spring
Includes upper plates, retainers, valve seals and lower plates
Not suitable for Trike models.
Intake cover/rocker cover gaskets not included.



Specifications


Brand
S&S CYCLE


Supplier reference
310-1052C


Features
Quickee rods with chrome covers, includes timing chain tensioner


Engine capacity
124"


Colour/finish
Black, non-ribbed fins


Cylinder Dimensions
4,250"


Stroke length
4,375"


Model
Power Package


Product name
Performance Kit


Compression ratio
11,1:1


Cooling system
Oil-cooled


Type
Big Bore


Distribution type
Chain


Units
Kit