Engine Identification - Tecumseh TM SERIES Technician's Handbook

ENGINE IDENTIFICATION

Engine Model Families
This Tecumseh Technician's Handbook covers the following engine model types:
• TC200 - Two Cycle Engine Type I - 2.0 cubic inch displacement.
• TC300 - Two Cycle Engine Type II - 3.0 cubic inch displacement.
• TM049XA- Two Cycle Engine Multi Position - 49cc displacement.
The letter designations in a model number indicate the basic type of engine. See diag.1-4.
The number designations following the letters indicate the basic engine model.
The number following the model number is the specification number. The last three numbers of the specification number
indicate a variation to the basic engine specification.
The serial number or D.O.M. indicates the production date of the engine.
TC engine identification numbers are stamped into the blower housing or blower housing base near the spark plug, or
a decal is permanently attached to the side of the blower housing. See diag. 1-1.
Identification Decal
The engine identification decal will include the model number, engine type, warranty code, and date of manufacture. See
diag. 1-2 and 1-3.
The model number designation following TC (Tecumseh Compact) indicate the cubic inch displacement of the engine.
TC300 indicates a 3.0 cubic inch displacement.
The number (3133C) following the model number is the specification number. The last two numbers and letter character
(33C) indicate a variation to the basic engine specification.
The warranty code letter (B) indicates the length of warranty that is supplied by Tecumseh.
The DOM (Date of Manufacture) or Serial Number indicate the date the engine was produced. The first digit (5) is the year in
the decade (1995). The next three digits (114) indicate the build date (114th day of the year or April 24). The letter designation
indicates the line or shift on which the engine was built at the factory.
Short blocks are identified by a tag marked SBH (Short Block Horizontal) or SBV (Short Block Vertical). See diag. 1-5.
TC TYPE I ENGINE
Identification Decal
TC TYPE II and TM ENGINES
1-1
3