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1967k30 · 10-06-2005, 07:28 PM

Is your t-case cast iron? If so it could be a 205.Most 81+ trucks had 208 alluminum t-case's.Most all Chevy 4spd's from 70'/71'-89' were sm465's to my knowledge.I haven't ever seen anything else but have heard of others.How much lift do you have and what size tires?

10-06-2005, 07:28 PM	#3
1967k30 Senior Member Join Date: Sep 2005 Location: NE Posts: 363	Is your t-case cast iron? If so it could be a 205.Most 81+ trucks had 208 alluminum t-case's.Most all Chevy 4spd's from 70'/71'-89' were sm465's to my knowledge.I haven't ever seen anything else but have heard of others.How much lift do you have and what size tires? __________________ 01 2500 Duramax,6spd,4x4,Not stock. Estimated 550rwhp/1100rwfp on fuel only. 03 3500 Duramax,6spd,4x4,Pac-Brake,not stock Estimated 500rwhp/1000rwfp fuel only 67 K10 in many pieces Little Brothers truck 67 K20 Cummins 12V/NV4500/205, D60/Eaton w/ Detroit,37" Xterrains,crossover steering, Future plans,Twins and lots of fuel.