I am looking through my powder supply and came across a box of SP 83 powder from Ammomart. This would have been ordered years ago with a whole bunch of other powders. Why it was ordered has been lost in the mists of time gone by, so I started doing some looking online this afternoon. Found a thread on Cast Boolits where a fellow found that it was mighty close to 800X and was going to try some 12 ga. slugs loaded with 800X and some with SP 83 and see how they turned out.
Here's three loads listed: Please note: I am not the author of these loads, and do not necessarily recommend them

Here's three loads listed: Please note: I am not the author of these loads, and do not necessarily recommend them





















































