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TECUMSEH
MODEL REFERENCE CHARTS
STD.
PISTON
INTAKE
EXHAUST
CONNECTING
MODEL
TYPE
BORE
ASSEMBLY
RINGS
SIZE
VALVE
VALVE
ROD
SIZE
MUFFLER
DESC.
ECH90
A
2.500
-
7-03724
Std.
7-03035
-
7-03863
Std.
7-03665
Bolt-On
ECV100
All
2.625
-
7-03726
Std.
7-03035
-
7-03863
Std.
7-03655
Bolt-On
ECV105
All
2.625
-
7-03726
Std.
7-03035
-
7-03857
Std.
-
-
ECV110
All
2.750
-
7-03721
Std.
7-03035
-
7-03857
Std.
-
-
ECV120
All
2.812
-
7-03728
Std.
7-03035
-
7-03857
Std.
-
-
H22
F
2.3125
-
-
Std.
7-03035
-
7-03863
Std.
7-03651
/2" MPT
1
7-03665
Bolt-On
H25
All
2.3125 -
-
Std.
7-03035
-
7-03863
Std.
7-03651
/2" MPT
1
7-03655
Bolt-On
7-03665
Bolt-On
7-03666
/4" FPT
3
H30
F-Up
2.3125 -
-
Std.
7-03035
-
7-03863
Std.
7-03665
Bolt-On
7-03651
Bolt-On
H30
F-J
2.500
-
7-03724
Std.
7-03035
-
7-03863
Std.
7-03651
Bolt-On
7-03666
/4" FPT
3
H35
F-N
2.500
-
7-03724
Std.
7-03035
-
7-03863
Std.
7-03651
/2" MPT
1
7-03655
Bolt-On
7-03665
Bolt-On
7-03666
/4" FPT
3
H35
P
2.500
-
7-03724
Std.
7-03035
-
7-03857
Std.
7-03655
Bolt-On
7-03666
/4" FPT
3
H35
R-Up 2.500
-
7-03724
Std.
7-03035
-
7-03857
Std.
7-03651
/2" MPT
1
7-03863
Std.
7-03665
Bolt-On
H50
J-K
2.625
7-03846
7-03726
Std.
-
7-03037
-
-
7-03664
/4" MPT
3
7-03675
Bolt-On
7-03666
/4" FPT
3
H60
J-Up
2.625
7-03846
7-03726
Std.
-
7-03037
7-03867
Std.
7-03664
/4" MPT
3
H70
All
2.750
-
7-03721
Std.
-
7-03037
7-03864
Std.
7-03664
/4" MPT
3
7-03666
/4" FPT
3
7-03670
1" FPT
7-03675
Bolt-On
H80
Thru
3.062
7-03727
Std.
-
7-03037
7-03864
Std.
7-03659
Bolt-On
D
7-03664
/4" MPT
3
HH40
E
2.500
7-03724
Std.
-
7-03037
-
-
7-03664
/4" MPT
3
-
7-03675
Bolt-On
HH50
All
2.625
7-03846
7-03726
Std.
-
7-03037
-
-
7-03664
/4" MPT
3
7-03666
/4" FPT
3
7-03675
Bolt-On
HH60
All
2.625
7-03845
7-03726
Std.
-
7-03037
7-03867
Std.
7-03675
Bolt-On
7-03666
/4" FPT
3
HH70
All
2.750
-
7-03721
Std.
-
7-03037
7-03864
Std.
7-03675
Bolt-On
7-03666
/4" FPT
3
HH80
All
3.312
7-03838
7-03785
Std.
-
-
-
-
7-03664
/4" MPT
3
7-03670
1" FPT
HH100
All
3.312
7-03838
7-03785
Std.
-
-
-
-
7-03664
/4" MPT
3
7-03670
1" FPT
HH120
All
3.500
7-03839
7-03786
Std.
-
-
-
-
7-03670
1" FPT
HH140
All
3.312
7-03838
7-03785
Std.
-
-
-
-
7-03670
1" FPT
2.625
7-03846
Std.
HH150,
160
All
3.500
7-03839
7-03786
Std.
-
-
-
-
7-03670
1" FPT
May not fit all applications, please refer to product picture for identification.
For engines with 1.186 Crank Journals
Dash (-) indicates product not available or not used
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