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JM Motorsports LLC is owned by Jim Mack Jr., a mechanic who has been working on cars since he was a boy learning in his father's auto shop and racing team. He has gained real world experience working as a Master Mechanic for over 10 years. His experience and passion with a wide range of motorsport vehicles along with seeing the need for trustworthy
Seth Cooley — Jim was very friendly and personable. He quoted a price and even though it took him longer, he honored the price. He also