S10 LS originally 2.2L I4 5 speed (pulled @ 48,500 miles) converted to 4.3L V6 with carburetor and TK0 600 only about 1,000 miles on build Quick Time SFI Bellhousing (black one in pictures) (started with a stock aluminum GM truck housing)(red) engine build based off of Hot Rod Magazine August 2002 except with a 99 vortec engine instead of an older 4.3L http://www.