swap
i have a protege 5 and im doing a complete engine build on the stock block, going from 83mm to 84mm 9:1 commpression ratio forged wiseco pisons K1 billet Rods ACL mains/rod bearings, T25 dual BB turbo kit 600cc injectors, H/O fuel pump AEM FIC... ect much better rout than swaping to a MSP...