www.jsamotors.com

All obd 1/2 B series are 240cc's saturated

All obd 1/2 D series are 240-cc's saturated

1992-96 Prelude non-vtec Peak and hold 240cc
1992-96 Prelude VTEC Peak and hold 345cc
1997-up Prelude VTEC Saturated 280cc

Information Source: www.hondaswap.com