STOCK size of hole in tb blade??
#3
TECH Fanatic
Re: STOCK size of hole in tb blade??
Most LS1 TB's have 4 mm (.157 in.) diameter holes stock. We've seen 4.2 mm (.165) occasionally, perhaps in an early one.
FWIW, a 11/64 (.1719) diameter hole has about 19% more area than a 4 mm hole.
FWIW, a 11/64 (.1719) diameter hole has about 19% more area than a 4 mm hole.