Originally Posted by Old40Dog
Pretty much my conclusions after 2 years of researching this conversion. Is this the rebuild thread
posted by Wheelingnoob your referring to?
The 6BD1T is the HD 6 cylinder version of the 4BD1/2T and is definitely a heavy duty diesel. Its used in the much bigger FSR. The NPR's have GVWRs from 12K-14K GVWR so they are borderline on being HD size, but appear to be getting through on conversions in the less than 14K category.
1978 13BT-40, 70 series mechanicals
1966 FJ45 lwb stock
2003 100 OME lift
1974V8J40, 1992FJ80, 1985FJ60, 1971FJ55, 1978FJ40, 1974FJ40, 1997 LX450 all long gone.