I’m trying to take advantage of placing an order before the price hike. However there are a lot of choices and not a lot of clarity on picking. I’m leaning towards the SDS. I have no idea about compression ratios, cylinders, oil filter attachment. On a scale of 1-10 off the Vans stock was a 5 I’d like to be at 7ish. I don’t need the absolute hottest for breather. Reliability is 10, ease of maintenance is a 9