Buick TR-Series

TR SeriesEnginePart NumbersAdjustmentsNotesYear
334HDSTR
V6 - 198, 225, 231S334RM, S323RX, 3DR54GCrank +/- 4 degreesBoth sprockets billet steel
Without integral distribution drive-early		1961 - 1982
334HDSTR
V8 - 215, (1961-1963)
300 (1964-1967),
340 (1965-1967),
350 (1968-1982)		S334RM, S323RX, 3DR54GCrank +/- 4 degreesBoth sprockets billet steel1961 - 1982
610HDSTR
V6S610RM, S323RX, 3DR54GCrank +/- 4 degreesBoth sprockets billet steel
With integral distribution drive-late		1977 - 1988
TR SeriesEnginePart NumbersAdjustmentsNotesYear