Tomcody44 1 #1 Posted August 16, 2016 (edited) Found the differences on an earlier post. Would have deleted this if I could sorry Edited August 16, 2016 by Tomcody44 found answer Share this post Link to post Share on other sites
slammer302 2,154 #2 Posted August 16, 2016 I believe the HH60 was a cast iron block it was considered the industrial model the H60 was alum block but alot of them had cast iron sleeves 1 Share this post Link to post Share on other sites
Tomcody44 1 #3 Posted August 16, 2016 Thanks Slammer302 1 Share this post Link to post Share on other sites
Buckshot1 8 #4 Posted August 17, 2016 H-horizontal shaft, HH-horizontal shaft heavy duty cast iron, HHM-horitzontal shaft cast iron medium frame, HM-horizontal medium frame()alum). , Share this post Link to post Share on other sites