I sent them out a TT radiator from Maxwarp's Z since his motor is out and they used it to work off of. This way you KNOW it's going to fit perfect. They have the plans and measurements on file now. I did all the work for you guys =)
Best ET 12.66 at 113mph & 2.0 60' (on bald street tires) Best Dyno 339 hp & 384 tq