hot 520i 0 Report post Posted October 2, 2005 i just got my 520 going after blowing waterpump. now its not running to well i have just fined tht i have drop number 3 piston and i dont know what to do with it. should repair it or just get a another motor? Quote Share this post Link to post Share on other sites
Carl 3 Report post Posted October 2, 2005 Depends on why you've dropped a piston, is there no compression, is it firing? Quote Share this post Link to post Share on other sites
BM WORLD 1283 Report post Posted October 3, 2005 i have a 86 and 89 2l motor if you need Quote Share this post Link to post Share on other sites