scorpion red horse 66 8 #1 Posted November 1, 2016 Does the older B and C series 8 speed tranny bolt up to the 300 and 400 series with out any mods the tractor is 89 414-8 the guy crack the housing some how. Dave Share this post Link to post Share on other sites
JAinVA 4,619 #2 Posted November 1, 2016 Yup, I just bolted up a C120 8 speed to a 310-8 to replace the 4 pinion that came on it.JAinVA Share this post Link to post Share on other sites
Racinbob 10,269 #3 Posted November 2, 2016 That swap will be seamless. Share this post Link to post Share on other sites
clueless 2,898 #4 Posted November 2, 2016 Just did the opposite this weekend, 2003 tranny bolted on a 1987 312, used the 1977 B80 as a reference point. Share this post Link to post Share on other sites
