New exhaust valves, seats, guides, seals and tripple angle nalve grind. 1981 ZX 5/speed transmission rebuilt in 2015 and used in a 240z that was hit in the right rear quarter and great parts including the trany was saved. Asking $900. I'm taking offers on the cylinder heads if the are good i'll sell. Also have a rebuilt R-200 rear diff with new center cluster gears and new carrier bearings it is a 3:90 $750. Let me know what you're interested in and pics sent to your e/mail.