Weight loss happens fast after gastric sleeve surgery: 1  Month 3: About 1/3 of excess weight is gone. 2  Month 6: About half of excess weight is gone.  Month 12: Up to 70% of excess weight is gone.
Allow your engine to cool for 3 to 4 hours before changing your spark plugs. They can be extremely hot if you do not allow enough cooling time. On most vehicles, you should replace your spark plug wires at the same time as your spark plugs.
When to change spark plugs (6 tell tale signs) Spark plugs are an integral part of your vehicles motor as they provide the much needed spark that ignites the air and fuel mixture within the cylinders. This continuous ignition is what keeps your car moving on the road. If spark plugs are not checked with regular services, cleaned or changed when necessary, they can cause problems to occur with the vehicles engine. Below are six signs for when to change your spark plugs: Your engine idles when it is a stationary and in this position the engine normally produces around 1000rpm.