The Euro-R is basically badge engineering for honda's Type-R lineup. The chassis type for this is also the CL-7 but comes with a K20A which is again a 2.0 but comes with a performance tuned head, 6-speed tranny with LSD and a sportier suspension. This is the only CL-7 that comes with twin exhausts. It makes 217hp.
Euro R:
K20A
Displacement: 1998 cc
Compression: 11.5:1
Power: 217 hp (220 PS, 162 kW) @ 8000 rpm
Torque: 152 ft-lb (206 N*m) @ 7000 rpm
Redline: 8500 rpm
Bore: 86.0 mm
Stroke: 86.0 mm
Valvetrain: 16-Valve DOHC i-VTEC
Intake manifold: RBC
Cl-9:
K24A3
Displacement: 2354 cc
Compression: 10.5:1
Power: 189 hp (140 kW) @ 6800 rpm
Torque: 164.5 ft-lb (223 N*m) @ 4500 rpm
Redline: 7000 rpm
Bore: 87.0 mm (3.43 inches)
Stroke: 99.0 mm (3.90 inches)
Valvetrain: 16-Valve DOHC i-VTEC
CL-7:
K20Z2
Displacement: 1998 cc
Compression: 9.6:1
Power: 155 hp (114 kW) @ 6000 rpm (SAE NET Rev 8/04)
Torque: 139 ft-lb (188 N*m) @ 4500 rpm / 188 N*m @ 4200 rpm (Singapore)
Redline: 6800 rpm
Bore: 86.0 mm
Stroke: 86.0 mm
Valvetrain: 16-Valve DOHC i-VTEC
Throttle body: Drive-by-wire
source: http://kseries.hybrid-racing.com/showthread.php?t=132
About the price tag its whatever the owner is asking, no fixed price tag.