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Aa-05 Parts

Some parts shown may not be for your model. To see parts for your model only, select it from "Matching Model Numbers" list on the left.

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Nut
Genuine Midwest Engine part

Nut

By: Midwest Engine
Part Number: 690800

 

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$4.57
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$5.48
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$0.91

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Screw
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 690837

This is a replacement screw that can be used on various types of lawn and garden equipment. The type of equipment will affect where the screw is used on the tool. A screw is used to attach various components together so nothing comes loose while the tool is in use. It can also be used with a nut. It's best to choose a nut that has the same finish and threading as the screw.A screw can be damaged in many ways. If this occurs, it will need to be replaced. Corrosion, wear and tear, extreme stress, and high temperatures can all cause a screw to fail. Inspecting the screw can indicate whether it will need to be replaced. Use a screwdriver to take off the old screw, or use a pair of pliers if the screw has become stripped. Replace it with a new screw.This is an authentic OEM replacement part sourced directly from the manufacturer. Each screw is sold individually. The component is designed for use with lawn mowers, snowblowers, tillers, pressure washers, leaf blowers, edgers, chainsaws, generators, and wood chippers manufactured by Briggs & Stratton, Simplicity, Toro, MTD, Cub Cadet, Lawn-Boy, Homelite, and Murray.

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$4.95
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Engine Valve Tappet
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 690977

Engine runs rough or valves aren't opening correctly? This metal valve tappet converts camshaft rotation to linear valve motion. Direct replacement part.

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$10.95
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$12.92
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$1.97

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Engine Flange Screw
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 691108

Flange screw for lawn and garden engines. Distributes connection force over a larger area. Replace if threads are stripped, head is damaged, or screw is missing.

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$3.95
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$4.70
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$0.75

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Engine Pawl Friction Plate Screw
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 691696

Replacement screw that secures the pawl friction plate in lawn and garden engines. Replaces lost, stripped, or damaged flange bolts on the recoil assembly.

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$12.55
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$2.38

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Generic Friction Spring
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 691855

This replacement friction spring is a genuine OEM part meant for any number of small appliance engines run using a starter rope. This spring absorbs large amounts of kinetic energy that could damage the starter rope pulley system. It helps keep the pulley from being overstretched, which would create enough pressure to break the entire system. This spring sits at the center of the pulley system and creates resistance as the user yanks the starter rope. Friction springs can become worn out after repeated use, especially if a user tends to yank the starter rope quite forcefully. The most obvious sign of a worn of friction spring is if the pulley system lacks any resistance. As the user pulls the cord, they should feel a little pull back, but if the friction spring is worn, there will be much less resistance. Replacing this part is straightforward and will only require a screwdriver. Simply open the pulley system, carefully remove the old spring, and install the new one. This part is compatible with a wide number of appliances from Toro, Vanguard, Briggs & Stratton, and Lawnboy. It comes sourced from the original manufacturer and ships individually.

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$4.95
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Engine Valve Retainer
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 692194

Replace a worn valve retainer if your engine has compression loss or valve train noise. This washer-shaped part secures the valve spring lock on the valve.

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$8.35
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$9.20
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$0.85

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Engine Fuel Line
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 791766

Mower won't start or runs poorly? Cracked or leaking fuel lines prevent proper fuel delivery. Simple 15-minute DIY repair restores engine performance.

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$9.95
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$11.84
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Tie-Cable
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 280275

 

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$7.95
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$8.81
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$0.86

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Kit-Idle Speed
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 398185

 

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$10.95
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$11.15
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Tube-Dipstick
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 495265

 

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$16.22
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$2.11

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Pin-Piston/Std
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 499423

 

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$10.95
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$12.27
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$1.32

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Ring Set-Std
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 499631

 

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$34.95
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$39.68
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Engine Exhaust Valve
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 499642

Engine running rough or losing power? A worn exhaust valve may be the culprit. This valve controls exhaust gas flow for proper engine performance.

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$26.95
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$29.72
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Shaft-Throttle
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 499682

 

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$15.55
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$1.80

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Screw
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 690255

 

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$8.65
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$1.05

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