Chevrolet TR-Series

TR SeriesEnginePart NumbersAdjustmentsYear
163STR
Small Block V8, Small Block V6S288FR, S289R, 3DR58Crank +/- 4 degrees1966 - 1981
168SA-1TR
Big Block V8S394FR, S395R, 3DR66
Crank +/- 4 degrees1965 - UP
446HDSTR
Small Block V8S634F, S645R, 4SR46
Crank +/- 4 degrees1966 - 1981
710STR
Big Block V8S710F, S717R, 4SR50
Crank +/- 4 degrees1965 - UP
TR SeriesEnginePart NumbersAdjustmentsYear