For the 230-250-292 series, machine work is not needed for the T5 conversion.Good swap for a six if you DON'T carry big loads or tow.Your pressure plate,80's Camaro T5 clutch disc,your clutch linkage, 83?-87 S10 V6 trans is a good one.Not for big power,but lots of 6cyl guys happy with it.Tom