Part Location Diagram of 590406 Briggs and Stratton Piston Assembly
See part C29 in the diagram
( Grid squares measure 1x1 inch )

Piston Assembly 590406

Manufactured by:
Briggs and Stratton
ERP Number:
ERP9983005
Part Number:
590406
Original Equipment Manufacturer ?
  Works with your model  20490!
$112.74
In Stock
Delivers in 3-5 Business Days!

A Bit Difficult 

More than 2 hours 

(1 rated repair) ?
  Works with your model   20490!

Product Description

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(Standard) Used After Code Date 97011200 Used Before Code Date 09041700

Troubleshooting

This part works with the following brands:
  • Briggs and Stratton
  • Toro
  • Cub Cadet
  • Lawn Boy
  • Craftsman
  • Simplicity
This part works with the following products:
  • Engine
  • Lawn Mower
  • Pressure Washer
  • Generator
  • Chipper Shredder
Part# 590406 replaces these:
499424, 799019,

Questions & Answers

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Customer Repair Instructions

All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.

A Bit Difficult 

More than 2 hours 

(1 rated repair) ?
  • 1
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Sorry, we couldn't find any existing installation instruction that matched.

Engine ran with no oil and broke piston rod

Billy from Murrells Inlet, South Carolina

0 of 1 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
More than 2 hours
Tools:
Nutdriver, Pliers, Screw drivers, Socket set, Wrench (Adjustable), Wrench set
Parts Used:
590406, 791584, 698210
Disassembled engine
Removed crankshaft
The old rod melted onto the crankshaft so I sanded the rod journal on the crank so the rod would fit
Reassembled, using rtv on crankcase and new head gasket
Engine fired up first pull
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  • 1

Model Cross Reference

This part works with the following models:
ERP Number: ERP9983005
Manufacturer Part Number: 590406
Brand Model Number Description
Briggs and Stratton 01050-0 Pressure Washer - Briggs & Stratton Pressure Washer Model 01050-0 (010500, 01050 0) Parts
Briggs and Stratton 01052-0 Pressure Washer - Briggs & Stratton Pressure Washer Model 01052-0 (010520, 01052 0) Parts
Briggs and Stratton 01052-1 Pressure Washer - Briggs & Stratton Pressure Washer Model 01052-1 (010521, 01052 1) Parts
Briggs and Stratton 01053-0 Pressure Washer - Briggs & Stratton Pressure Washer Model 01053-0 (010530, 01053 0) Parts
Briggs and Stratton 01133-0 Generator - Briggs & Stratton Generator Model 01133-0 (011330, 01133 0) Parts
Briggs and Stratton 01282-0 Pressure Washer - Briggs & Stratton Pressure Washer Model 01282-0 (012820, 01282 0) Parts
Briggs and Stratton 01433-0 Pressure Washer - Briggs & Stratton Pressure Washer Model 01433-0 (014330, 01433 0) Parts
Briggs and Stratton 01433-1 Pressure Washer - Briggs & Stratton Pressure Washer Model 01433-1 (014331, 01433 1) Parts
Briggs and Stratton 01433-2 Pressure Washer - Briggs & Stratton Pressure Washer Model 01433-2 (014332, 01433 2) Parts
Briggs and Stratton 0647-0 Generator - 2,000 Watt Portable Generator
Craftsman 0647-0-580327700 Generator - 0647-0 - 580.327700, 2,000 Watt Craftsman
Lawn Boy 10316 Lawn Mower - Silver Series Lawnmower
Lawn Boy 10318 Lawn Mower - Silver Series Lawnmower
Lawn Boy 10329 Lawn Mower - Silver Series Lawnmower
Craftsman 1050-0-580761800 Pressure Washer - 1050-0 - 580.761800, 1,800 Psi Craftsman
Craftsman 1052-0-580768010 Pressure Washer - 1052-0 - 580.768010, 1,800 Psi Craftsman
Craftsman 1052-1-580768011 Pressure Washer - 1052-1 - 580.768011, 1,800 Psi Craftsman
Craftsman 1053-0-580768110 Pressure Washer - 1053-0 - 580.768110, 1,900 Psi Craftsman
Lawn Boy 10640 Lawn Mower - 20In Mulching/Rear Bagging Lawn Mower
Lawn Boy 10640C Lawn Mower - 20In Mulching/Rear Bagging Lawn Mower
Lawn Boy 10641 Lawn Mower - 20In Mulching/Rear Bagging Lawn Mower
Lawn Boy 10641C Lawn Mower - 20In Mulching/Rear Bagging Lawn Mower
Lawn Boy 10642 Lawn Mower - 20In Mulching/Rear Bagging Lawn Mower
Lawn Boy 10647 Lawn Mower - 20In Mulching/Rear Bagging Lawn Mower
Lawn Boy 10662 Lawn Mower - Insight Lawn Mower
Lawn Boy 10665 Lawn Mower - Insight Lawn Mower
Lawn Boy 10666 Lawn Mower - Insight Lawn Mower
Lawn Boy 10666C Lawn Mower - Insight Lawn Mower
Lawn Boy 10765 Lawn Mower - Insight Platinum Lawn Mower
Toro 108-9770 Engine