
We found out that the best way to identify a transmission is by recognizing the oil pan's bolt pattern and bolt count. We added a series of pictures to help you identify the transmission model you are working on. Have any doubts about this ID process? please give us a call at +18182467788 we'll be happy to assist you :)

TURBOGLIDE
1956 TO 1961
HAS 12 BOLT HOLES

ROTO 10
(SLIM JIM OR MODEL 10)
11961 TO 1964
HAS 14 BOLT HOLES

DYNAFLOW
1946 TO 1963
HAS 22 BOLT HOLES

ROTO 5 (MODEL 5)
1961 TO 1963
HAS 20 BOLT HOLES

TH-425
11966 TO 1973
HAS 13 BOLT HOLES

FLIGHT PITCH
(DYNAFLOW)
1958 AND 1959
HAS 20 BOLT HOLES

TH-400
1964 ON
HAS 13 BOLT HOLES

TH-350
1969 TO 1986
HAS 13 BOLT HOLES

ST-300
(SUPER TURBINE 300)
1964 TO 1969
HAS 14 BOLT HOLES

ALUMINUM POWERGLIDE
1962 TO 1973
HAS 14 BOLT HOLES

HYDRAMATIC
1946 TO 1962
HAS 12 BOLT HOLES

JETAWAY
(RECTANGLE SHAPED)
1956 TO 1959
HAS 15 BOLT HOLES


TEMPEST TORQUE
1963 ONLY
HAS 16 BOLT HOLES

CORVAIR
1960 TO 1969
&
TEMPEST TORQUE
1961 AND 1962
HAS 14 BOLT HOLES
JRTAWAY
(SQUARE SHAPED)
1960 TO 1964
HAS 14 BOLT HOLES