I always was my engine in my sporty if i wouoldnt wow i dont think the pulleys would turn from the mud. I always have my engine off. Never used degreaser though. Prolly once it all dries up it should be ok.

2001 sporty, tj rear springs with rav4 shocks, ford alloys machined centers with 30x9.5x15, front spacers. more upgrades to come.