Here are the basic numbers of the LuckyTiger engine

Engine Make:	Buell
Model:	XB9
cubic cent. displacement:	1208 cm3
Max RPM:	8000
Cylinder material	Aluminium/Nicasil (Revolution Performance)
Bore size:	98.44 mm
Stroke:	79.38 mm
Rod lenght:	7.270 (184.66 mm); Stroke 3.125 (79.38 mm); Ratio 2.33
Rod material:	steel (weight equalised/balanced, lightened and surface compacted)
Flywheel:	OEM with reduced 175 mm diameter and other modifications (e.g.lightend and balanced)
Piston design:	OEM XB 9 dome/custom made by JE, modified and lightend by Luckyhands and P-Form
Rod small-end width:	24 mm
Thickness above pin:	5.5 mm
Deck Clearance +/-:	0
Compression Height:	30.8 mm (like the OEM Piston)
Pin Off Set:	none
Head Gasket Thickness:	Commetic
Compression Ratio:	11.5:1
Cam Shaft Specs:
Rockers:	Standard rockers ligthtend by LuckyHands
Lifters:	Schubeck X lifters
Pushrods:	Andrews Aluminum
Cylinder head type:	Buell XB (Stage 2 worked) LuckyHands
Combustion Chamber size:	aprox. 64 cm3 (original is 62 cm3) squish band like OEM head
Valve diameter:	in = 47 mm; ex = 40mm
Manifold:	OEM (modified by LuckyHands and P-Form)
Velocitystack:	Adjustable lenght design (manual) by P-Form
Fuel delivery:	OEM injection (Buell Factory Race ECM fully programmable. Programming by Buell Hannover)
Fuell type:	100+ octane
Oilpump:	OEM (modified)
Primary drive:	Custom Aluminium Superlightweight Primary (based on Millenium Technologies Components with Alu clutchplates (Tiger/P-Form)
Alternator:	Buell RR
Transmission:	OEM (cut gears by Al`s Speedshop with low friction coating)
Exhaust pipes/Muffler:	Akrapovic RC8 Muffler and custom build (LuckyHands) pipes partly from DeepThunder, custombuild aluminium bracket