S&S 124" Hot Set Up Engine Performance Kit (900-0565)

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$7,104.95
$5,760.58
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  • This 124" big bore/stroker Hot Set Up Kit transforms a stock 88" engine into a 124" monster
  • This kit includes S&S 4-1/8" bore pistons, big bore cylinders finished in wrinkle black powder coat, a dynamically balanced 4-5/8" stroke three piece flywheel assembly complete with S&S heavy duty connecting rods and intergal mainshafts, S&S 640 gear drive Easy Start camshafts, S&S chromoly steel adjustable pushrods, S&S premium tappets,S&S Super Stock 91cc cylinder heads
  • When installed the kit yeilds a 124" engine with a compression ratio of 11:1
  • Although the engine is .960" taller than stock, there are no frame clearance problems, and a stock EFI Throttle body will fit because the manifold mounting surfaces of the heads have been specially machined to fit a stock length manifold
  • No fuel or ignition system is included
  • For the best results, a larger carburetor or EFI throttle body, performance intake and performance exhaust are recommended
  • The EFI system must be recalibrated
  • Although not mandatory, we recommend adding an oil cooler to bikes ridden in warmer climates
  • Made in the U.S.A.
Compatible Vehicles
Years Make Make Notes
2001-2006 Harley-Davidson Fat Boy EFI FLSTFI
2001-2006 Harley-Davidson Fat Boy FLSTF
2001-2006 Harley-Davidson Heritage Softail Classic EFI FLSTCI
2001-2006 Harley-Davidson Heritage Softail Classic FLSTC
2006 Harley-Davidson Heritage Softail EFI FLSTI
2006 Harley-Davidson Heritage Softail FLST
2001-2003 Harley-Davidson Heritage Springer EFI FLSTSI
2001-2003 Harley-Davidson Heritage Springer FLSTS
2001-2006 Harley-Davidson Night Train EFI FXSTBI
2001-2006 Harley-Davidson Night Train FXSTB
2005-2006 Harley-Davidson Softail Deluxe EFI FLSTNI
2005-2006 Harley-Davidson Softail Deluxe FLSTN
2001-2006 Harley-Davidson Softail Deuce EFI FXSTDI
2001-2006 Harley-Davidson Softail Deuce FXSTD
2005-2006 Harley-Davidson Softail Springer Classic EFI FLSTSCI
2005-2006 Harley-Davidson Softail Springer Classic FLSTSC
2001-2006 Harley-Davidson Softail Springer EFI FXSTSI
2001-2006 Harley-Davidson Softail Springer FXSTS
2001-2006 Harley-Davidson Softail Standard EFI FXSTI
2001-2006 Harley-Davidson Softail Standard FXST

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