My baseline with BBK headers, off road h-pipe, magnaflow catback, cai, timing at 15 degrees, and the smoge equipment deleted was 220.5rwhp at 4700 rpms and 285.1rwtq at 3600 rpms.
After installing thumper heads, 1.7RRs, new lifters, TFS track heat intake manifold, 65mm tb, timing set back at...