Tecumseh
Lawn & Garden Engine

Model #HSK600-1681T Official Tecumseh engine

Here are the diagrams and repair parts for Tecumseh HSK600-1681T engine, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

    Showing 10 of 87 parts

    Lawn & Garden Equipment Engine Carburetor Rebuild Kit#NI

    Carburetor 640086 Diagram

    Repair kit

    Part #632760
    Replaced by #632760B
    ?
    Manufacturer substitution
    This part replaces 632760. Substitute parts can look different from the original.
    BEST SELLER
    In Stock
    $18.33 | 
    20% OFF 
    Was: $22.91
    Lawn & Garden Equipment Engine Carburetor Needle Valve Kit#30

    Carburetor 640086 Diagram

    Needle seat

    Part #631021
    Replaced by #631021B
    ?
    Manufacturer substitution
    This part replaces 631021. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    In Stock
    $5.83 | 
    20% OFF 
    Was: $7.29
    Lawn & Garden Equipment Engine Carburetor Float Bowl Washer#44

    Carburetor 640086 Diagram

    Gasket

    Part #27110
    Replaced by #27110A
    ?
    Manufacturer substitution
    This part replaces 27110. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    In Stock
    $2.49 | 
    29% OFF 
    Phone Price: $3.49
    Lawn & Garden Equipment Engine Carburetor Float#28

    Carburetor 640086 Diagram

    Float

    Part #632019
    Replaced by #632019A
    ?
    Manufacturer substitution
    This part replaces 632019. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    In Stock
    $8.89 | 
    10% OFF 
    Phone Price: $9.89
    Lawn & Garden Equipment Engine Ignition Coil#100

    Engine hsk600-1681t Diagram

    Lamination

    Part #34443A
    Replaced by #34443D
    ?
    Manufacturer substitution
    This part replaces 34443A. Substitute parts can look different from the original.
    BEST SELLER
    In Stock
    $33.67 | 
    20% OFF 
    Was: $42.09
    Lawn & Garden Equipment Engine Spark Plug Boot#101

    Engine hsk600-1681t Diagram

    Lawn & garden equipment engine spark plug boot

    Part #610118
    BEST SELLER
    This item is not returnable
    In Stock
    $4.49 | 
    25% OFF 
    MSRP: $6.00
    Lawn & Garden Equipment Engine Choke Spring#15

    Carburetor 640086 Diagram

    Lawn & garden equipment engine choke spring

    Part #630735
    This item is not returnable
    In Stock
    $2.16
    Lawn & Garden Equipment Engine Dust Seal Washer#4

    Carburetor 640086 Diagram

    Lawn & garden equipment engine dust seal washer

    Part #631184
    This item is not returnable
    In Stock
    $2.16
    Lawn & Garden Equipment Engine Recoil Starter Pawl#6

    Rewind starter 590743 Diagram

    Lawn & garden equipment engine recoil starter pawl

    Part #590616
    This item is not returnable
    In Stock
    $5.23
    Lawn & Garden Equipment Engine Throttle Shaft Seal#5

    Carburetor 640086 Diagram

    Lawn & garden equipment engine throttle shaft seal

    Part #631183
    This item is not returnable
    In Stock
    $2.16

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