turbocharger or motor swap is the most effective way, but expensive. otherwise you can just do the basics with a cold air intake, headers, full exhaust. this is cheapest. but you can also put on a bigger throttle body, aftermarket intake manifold, get the cylinder head ported, install a lighter cam, get your ecu chipped and tuned, or just build the whole motor.
125 horsepower
92 horsepower
if it a 1.6vti its 160bhp
1998 Honda civic DX should have a 107 HP stock
about 130ish....
127 hp
127@6300
The 2005 Honda Civic's engine produces 115 hp @ 6100 rpm.
The 2006 Honda Civic's engine produces 140 hp @ 6300 rpm.
The 2001 Honda Civic's engine produces 115 hp @ 6100 rpm.
The 2013 Honda Civic's engine produces 140 hp @ 6500 rpm.
The 2009 Honda Civic's engine produces 140 hp @ 6300 rpm.