Part Location Diagram of 81-0590 Toro Ring Set
See part C-2 in the diagram
( Grid squares measure 1x1 inch )

Ring Set 81-0590

Manufactured by:
Toro
ERP Number:
ERP9140790
Part Number:
81-0590
Original Equipment Manufacturer ?
$85.92
On Order

A Bit Difficult 

1- 2 hours 

(1 rated repair) ?

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Troubleshooting

This part works with the following brands:
  • Toro
This part works with the following products:
  • Lawn Mower
  • Snow Blower
  • Chainsaw
  • Engine

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Customer Repair Instructions

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A Bit Difficult 

1- 2 hours 

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

No compression in the cylinder.

Mark from Lansing, Michigan

0 of 1 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
1- 2 hours
Tools:
Pliers, Screw drivers, Socket set, Wrench set
Parts Used:
81-0590
1. Pulled the engine from the chassis.
2. Pulled the bottom half of the engine from the top half.
3. Replaced the piston rings on the piston.
4. Used a home made piston compressor to hold the rings in place so I could reinsert the piston into the upper half of the engine. My piston compressor was made out of furnace stra p - my issue was that the piston came out of the upper half still attached to the crank. So when I reinserted it into the upper half I had to push it in from the top of piston first. So after I got the piston in past the rings, I had to cut the strap off. There is just no room for your fingers to hold the rings in place because of the shape of the upper half.
5. Attached engine back to the chassis and reassembled the rest of the snow blower.
6. The blower started on abut the fourth pull! Haven\'t used it yet, but I\'m looking forward to it. The Snow blower was made in 1988!
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Model Cross Reference

This part works with the following models:
ERP Number: ERP9140790
Manufacturer Part Number: 81-0590
Brand Model Number Description
Toro 16202 Lawn Mower - Lawn Mower
Toro 16202C Lawn Mower - Lawn Mower
Toro 16212 Lawn Mower - Lawn Mower
Toro 16212B Lawn Mower - Lawn Mower
Toro 16212C Lawn Mower - Lawn Mower
Toro 16212CG Lawn Mower - Lawn Mower
Toro 16212WG Lawn Mower - Lawn Mower
Toro 16580 Lawn Mower - Lawn Mower
Toro 16585 Lawn Mower - Lawn Mower
Toro 16585C Lawn Mower - Lawn Mower
Toro 16780 Lawn Mower - Lawn Mower
Toro 16785 Lawn Mower - Lawn Mower
Toro 20103 Lawn Mower - Lawn Mower
Toro 20106 Lawn Mower - Lawn Mower
Toro 20321 Lawn Mower - Lawn Mower
Toro 20326 Lawn Mower - Lawn Mower
Toro 20329 Lawn Mower - Lawn Mower
Toro 20581 Lawn Mower - Lawn Mower
Toro 20581C Lawn Mower - Lawn Mower
Toro 20582C Lawn Mower - Lawn Mower
Toro 20584 Lawn Mower - Lawn Mower
Toro 20584C Lawn Mower - Lawn Mower
Toro 20680 Lawn Mower - Lawn Mower
Toro 20684 Lawn Mower - Lawn Mower
Toro 20684C Lawn Mower - Lawn Mower
Toro 20745 Lawn Mower - Lawn Mower
Toro 20745C Lawn Mower - Lawn Mower
Toro 20747 Lawn Mower - Lawn Mower
Toro 20747C Lawn Mower - Lawn Mower
Toro 20910 Lawn Mower - 48cm Rear Bagging Lawnmower