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193451-0128-99 Briggs and Stratton Engine - Overview

Diagrams for 193451-0128-99

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Lawn Mower Spark Plug – Part Number: 796112S
$6.40
In Stock
Lawn Mower Spark Plug
★★★★★
★★★★★
(1)
Part #796112S
This is an OEM replacement part and is sold individually. Its propose is to deliver an electric current from an ignition system to the combustion chamber of a gas fueled engine. It will ignite the air fuel mixture by the spark. Spark Plugs will usually have to gapped to the manufactures specifications found in the owners manual. Over time a Spark Plug will become fouled because the air/fuel ratio may be set wrong,worn piston rings, carbon build up and other factors. It is better to replace a fouled spark plug, rather then trying to clean it.
Engine Oil Seal – Part Number: 391086S
$8.09
In Stock
Engine Oil Seal
★★★★★
★★★★★
(1)
Part #391086S
The Oil Seal is a manufacturer-approved rubber part which provides a seal between the crankcase and crankshaft by attaching around the axle shaft on the crankhouse housing. Installation is rated as "Medium" difficulty and requires a screw driver, wrench set and seal puller. A broken seal will cause a leak, and the part must be replaced. Refer to your make, model and diagram to ensure you're choosing the right part. This part comes in black and gray.
Kit-carb Overhaul – Part Number: 394693
$37.99
In Stock
Kit-carb Overhaul
Part #394693
An engine that surges, stalls, or will not stay running can have dirt or worn seals inside its float carburetor. This rebuild kit contains gaskets and small service pieces for restoring the carburetor rather than replacing the complete unit. Inspect the fuel supply and ignition system first, then confirm the engine identification and carburetor design. Work only on a cool engine in a ventilated area. Drain all fuel, disconnect the spark plug wire, and keep sparks and cigarettes away. Photograph the linkages, clean passages without enlarging them, install each gasket in the correct order, and check carefully for leaks before starting the engine.
Line-fuel – Part Number: 791745
$16.54
In Stock
Line-fuel
Part #791745
This fuel line is compatible with several different makes and models of small engine equipment and is sold as an individual part. Equipped with the securing clamp, this rubber fuel line is used to transfer fuel from the fuel tank to the carburetor, and over time and due to exposure of gas, this fuel line can become brittle and crack, requiring a replacement. If you find your equipment is performing worse, check the fuel line for any visible signs of damage. To replace the fuel line, you will need to disconnect the spark plug and drain the fuel from your equipment, before simply removing the old line and installing the new one and reassembling the rest of the motor.
Engine Screw – Part Number: 692198
$8.01
In Stock
Engine Screw
Part #692198
This OEM engine screw is a genuine Briggs & Stratton replacement fastener designed for secure, vibration-resistant attachment of engine components in small gasoline engines and outdoor power equipment. Manufactured to exact factory specifications, it provides proper thread engagement and clamping force to help prevent loosening, reduce vibration, and maintain long-term engine reliability under operating stress. Built with durable, corrosion-resistant materials for extended service life, it is an ideal replacement when original screws are missing, stripped, or worn, helping ensure safe assembly, consistent performance, and proper engine operation.
Puller-flywheel – Part Number: 19203
$39.43
In Stock
Puller-flywheel
Part #19203
This flywheel puller is designed for servicing larger small engines by safely removing tightly seated flywheels without stressing the crankshaft or damaging ignition components. Constructed from heavy-duty steel and engineered to apply even pulling force, it makes accessing the magneto, crankshaft key, or ignition system straightforward during repairs or overhauls. Built to OEM specifications for durability and precise fit, it’s a reliable tool for maintaining lawn mowers, generators, and pressure washers with compatible engines.
Screw – Part Number: 691061
$6.40
In Stock
Screw
Part #691061
This is an authentic OEM component from Briggs & Stratton. The magneto armature screw is compatible with many lawn and garden engines. The hardened metal screw helps to mount the magneto armature. A wrench is required for the removal and installation. The magneto armature screw is sold individually. It is recommended to refer to engine manual and diagrams for further instruction.
Kit-needle/seat – Part Number: 394681
$10.60
In Stock
Kit-needle/seat
Part #394681
The float valve is used to allow fuel into the float chamber when the chamber has been drained and to stop fuel from entering the chamber when it is full. It provides an identical replacement for a missing or a faulty component that was installed on a new unit. This authentic part is supplied by the original equipment manufacturer for use with Kawasaki engines commonly installed on lawn and garden equipment. Please make sure to refer to the appropriate diagrams of your model to ensure the correct repair procedure. Keep in mind this high-quality valve-fuel inlet is sold as an individual item.
Hwst, 10-24x.50 Sems – Part Number: 7091286YP
$6.74
Special Order
Hwst, 10-24x.50 Sems
Part #7091286YP
It is a genuine OEM sourced replacement screw which is specially designed for use with Briggs and Stratton engines commonly installed on lawn and garden equipment. This special hardware has multiple applications depending on the model of your unit, please make sure to check appropriate diagrams of your unit for the correct location and use of this item. This screw is made of high-quality metal and it is sold individually.
Valve-high Speed – Part Number: 99525S
$17.16
In Stock
Valve-high Speed
Part #99525S
This high speed valve is an OEM part from Briggs & Stratton. Made for use with many small engines, the metal needle valve is fitted in the nozzle of the carburetor assembly. The high speed valve dispenses the proper amount of fuel to the engine. This item is sold individually, a wrench, screwdriver and a hex key are often required for the installation.
Seal-o Ring – Part Number: 691606
$8.89
In Stock
Seal-o Ring
Part #691606
This authentic manufacturer-supplied washer is specially designed for use with Briggs and Stratton engines that are commonly installed on lawn and garden equipment. It is a special hardware that helps to provide a tight seal between connected components. This is an identical replacement for a missing or a damaged packing-needle valve that was installed on a new unit. One durable rubber part is included. Refer to the appropriate diagrams for your model to ensure the proper replacement procedure.
Filter-a/c Foam – Part Number: 270093
$26.07
Special Order
Filter-a/c Foam
Part #270093
This is an original Briggs and Stratton replacement part manufactured for use with small engines. Air filters prevent dirt and debris from entering an engine and needs to be serviced regularly. Over time the air filter will deteriorate or fill with dirt compromising the engine's performance. This air filter is sold individually, please see model diagram for additional parts.

Common Symptoms of the 193451-0128-99

How this model fails, and the parts that fix it.