Hello everyone newbie on here just want some insight on my 1981 210 2 dr car is in great shape just looking at motor options want to go with sr20det just wondering if I should try to put a 240 rear in there also lots of room to work with. From my research my car is one of the last of the rear wheel and the only year it had a four link in rear as apposed to leaf spring any ideas or insight will help open to any other suggestions specs on my little dat are 81 210 A12 engine four speed under the hood badge says B310 it is a bare stock option did'nt even have a cig lighter