Your '99 LS, like mine and any other 94-01 RS, LS or GS coupe... is a DC4.
A properly built LS-VTEC is not a cheap proposition.
Working from rough figures and assuming you're paying for all aspects of the motor build and installation, budget $2K parts & labor.
__________________
:: :ToDspin: - supermod
- but who gives a shit?
:: HAN Integra FAQ: If, by some miracle, yours hasn't been stolen... check it out!