TECUMSEH

MODEL REFERENCE CHARTS

STD.

PISTON

INTAKE

EXHAUST

CONNECTING

MODEL

TYPE

BORE

ASSEMBLY

RINGS

SIZE

VALVE

VALVE

ROD

SIZE

MUFFLER

DESC.

HHM80

All

-

7-03037

7-03864➂

Std.

7-03659

Bolt-On

-

HM70

All

2.750

-

7-03721

Std.

-

7-03037

7-03864➂

Std.

7-03659

Bolt-On

-

HM80

Thru

3.062

7-03727

Std.

-

7-03037

7-03864➂

Std.

7-03659➀

Bolt-On

D

HM80

E-P

3.125

-

7-03706

Std.

-

7-03037

7-03864➂

Std.

7-03659➀

Bolt-On

HM100 ➁       All

-

-

-

-

-

7-03037

7-03864➂

Std.

7-03659

Bolt-On

HMXL70      All

-

-

-

-

-

7-03037

-

-

7-03659

Bolt-On

HS40

All

2.625

7-03726

Std.

-

-

7-03857

Std.

7-03651➀

/2" MPT

1

7-03660➀

Bolt-On

HS50

All

2.812

-

7-03728

Std.

-

-

7-03857

Std.

7-03660

Bolt-On

HXL35

All

2.500

-

7-03724

Std.

7-03035

-

7-03863➀

Std.

7-03665

Bolt-On

7-03857➀

Std.

LAV30

All

2.3125

-

-

Std.

7-03035

-

7-03863

Std.

7-03651➀

/2" MPT

1

7-03655➀

Bolt-On

7-03665➀

Bolt-On

LAV35

All

2.500

-

7-03724

Std.

7-03035

-

7-03863

Std.

7-03651➀

/2" MPT

1

7-03655➀

Bolt-On

7-03665➀

Bolt-On

LAV40

All

2.625

-

7-03726

Std.

7-03035

-

7-03857

Std.

7-03651➀

/2" MPT

1

7-03655➀

Bolt-On

7-03660➀

Bolt-On

LAV50

All

2.812

-

7-03728

Std.

7-03035

-

7-03857

Std.

7-03651➀

/2" MPT

1

7-03660➀

Bolt-On

7-03664➀

/4" MPT

3

OH120

All

-

-

-

-

-

-

-

-

7-03670

1" FPT

OH140

All

3.312

7-03838

7-03785

Std.

-

-

-

-

7-03670

1" FPT

2.812

-

OH160

All

3.500

7-03839

7-03786

Std.

-

-

-

-

7-03670

1" FPT

OH180

All

-

-

-

-

-

-

-

-

7-03670

1" FPT

OHSK120      All

3.125

-

7-03526

Std.

OVRM40      All

2.500

-

7-03724

Std.

-

-

7-03863

Std.

-

-

OVRM50      All

2.812

-

-

-

-

-

7-03857

Std.

-

-

TNT100      All

2.625

-

7-03726

Std.

7-03035

-

7-03863

Std.

7-03655

Bolt-On

TNT120      All

2.812

-

7-03728

Std.

7-03035

-

7-03857

Std.

-

-

TVM125      All

2.625

7-03846

7-03726

Std.

-

7-03037

-

-

-

-

TVM140      All

2.625

7-03846

7-03726

Std.

-

7-03037

7-03867

Std.

7-03666

/4" FPT

3

➀ May not fit all applications, please refer to product picture for identification.

➁ Except Spec #'s 159230K thru 159234K

➂ For engines with 1.186 Crank Journals

Dash (-) indicates product not available or not used

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