Civic prob my friend has a 96 about the same mods but auto and ran a 17.5 another frined 98 HB with short shift and exhaust 17.0 so maybe 16.3 for the civic i smoked a GS eclipse in im 95 240 when it was completly stock 16.6 1/4 with jsut intake and exhaust i hit 16.0 headers commin in 3 days and im an auto