124" Hot Set Up® engine performance kit

For balanced Twin Cam models
Converts a standard engine to 124" using the original crankcases
Includes S&S Super Stock® 91 cc cylinder heads, 4.125" big bore barrels, forged big bore flattop pistons, S&S 4.625" crankshaft assembly, S&S 640 gear drive Easy Start camshaft, premium S&S tappets, S&S adjustable pushrods, roller rocker arms and all hardware, seals and instructions.
Manufactured in the USA
EFI system requires recalibration.
Fuel or ignition system not included.
All tolerances and mounting specifications must be checked.
Although the engine is 0,960" taller than the original, there are no space issues in the chassis and the original EFI throttle body fits because the collector mounting surfaces on the cylinder heads have been specially machined for a standard length collector.



Specifications


Brand
S&S CYCLE


Supplier reference
900-0565


Engine capacity
124"


Colour/finish
Black Wrinkle, Electrostatic powder paint


Cylinder Dimensions
4,125"


Style
Big Bore


Stroke length
4,625"


Model
Hot Set Up®


Product name
Performance Kit


Compression ratio
11,0:1


Type
Engine


Distribution type
Equipment


Units
Kit