Champion RJ18Y
how to replace plug wire on a toro mower
Tecumseh Part #611049 - Champion Spark Plug #RCJ8Y
.030
Champion RJ19LM will work.
Get a spark plug socket and wrench that fits the plug body and remove it by turning counter-clockwise.
The correct plug gap for my Toro GTS 6.5 horse mower is 0.035
Autolite 458
.025
The size of the spark plug for a Toro push mower typically depends on the specific model and engine type. However, many Toro mowers commonly use a spark plug size of either RC12YC or equivalent. It's always best to consult the owner's manual or check the manufacturer's specifications for your specific model to ensure you have the correct spark plug size.
The spark-plug gap for a toro 6.5 hp self paced walk behind lawnmower is a 0.035 spark plug. You can easily find nice spark-plugs for sale on sites such as eBay.
In order to change the spark plug wires in a Toro lawn mower, the engine housing should be removed. The spark plug wire will then be disconnected which is a simple twisting movement under pressure. This is a very quick procedure.
The Toro 521 typically uses a spark plug with the designation NGK BPR6ES or an equivalent. It's important to check your owner's manual for the specific model to confirm the correct spark plug type, as variations may exist. Additionally, ensure that the spark plug gap is set according to the manufacturer's specifications for optimal performance.