Mark Martin shared a sneak peak into his latest custom build of a Newell Coach. He revealed a chrome-plated Performance Diesel Incorporated engine with the No.6 engraved on it.Newell Coaches has become a post-retirement passion project for Martin. The 60,000-pound machinery is built from the ground up with PDI-tuned turbo engines. Notably, Newell builds only 26 vehicles a year, and Martin spends at least a year and a half before envisioning his design elements.The hobby has reached a point where Martin now has his own line of Newell Coaches. His work is so coveted that buyers are putting down deposits a year and a half before he’s even ready to let go of them.The Hall of Famer shared an update to his latest build with a short clip on X:Mark Martin has been compaigning for the full season points system all year long, and it looks like his work may bear fruit. NASCAR is reportedly looking to overthrow the current single race title decider format. with the classic points system emerging as a serious alternative.Mark Martin reveals reason for championing the full-season formatOn the latest episode of The Kenny Wallace show, Mark Martin went over his reasoning for backing the classic points system. The NASCAR legend asserted that his stance was driven by the fanbase and not by any personal interest."Well, you know, I just listened to the fans," said Martin,"Basically, it was not about me. It was never about me. If it was my feelings. I would have never voiced them so loudly. But the fans needed a voice. I heard them. I was with them. I was out in the field with them. I was at racetracks. I read the social media and the comments, and I just felt like that. I could be their voice.""When I first voiced the opinion, I was a little bit embarrassed, because everybody looked at me like I had two heads, like I was crazy nuts... It did make me feel bad the first time that I spoke out so loudly, it made me feel bad. But I did that for the fans," he added.Mark Martin found many backers as well. NASCAR drivers like Chase Elliott and Denny Hamlin were fervent supporters of the cause. The playoffs were starting fade in popularity as well. Viewership numbers were consistently low when compared to last year's figures, prompting NASCAR to look for alternatives.The sentiment reached its peak when Connor Zilisch went home without a title despite a record-setting ten-win season. He was beaten by a much faster Jesse Love, but the Richard Childress Racing driver had only won a single race before the season finale.