Before setting your NASCAR DFS lineups for Sunday's First Data 400 at Martinsville Speedway, you should see what DFS expert Mike McClure has to say. McClure is a predictive data engineer and DFS pro with nearly $2 million in career winnings. He's crushed his DFS selections in several sports recently, including producing multiple tournament rosters that have cashed huge.

At Kansas last week, McClure was all over Denny Hamlin on both sites. The result: Hamlin came all the way from the 23rdstarting position to win his fifth race of the season. Anybody who rostered him was well their way to a strong day. Now, he's turned his attention to NASCAR at Martinsville and locked in his optimal lineups.

For the First Data 400 at Martinsville, we can tell you McClure is banking on Hamlin at $14,500 on FanDuel and $11,000 on DraftKings. Hamlin has won five times at Martinsville, the last time in the spring 2015 race. McClure's optimal First Data 400 at Martinsville DFS strategy also involves rostering Kurt Busch ($9,600 on FanDuel, $8,500 on DraftKings). 

McClure is also targeting a value driver with a strong track record at Martinsville. He's in prime position to make a huge run at the checkered flag and comes at a price that won't break the bank. This pick could be the difference between cashing huge in your tournaments and cash games or going home with nothing.

So what is the optimal NASCAR DFS tournament lineup for the First Data 400 at Martinsville Speedway? And which value driver is a must-roster? ... Join SportsLine right now to see DFS millionaire Mike McClure's complete optimal tournament lineups for FanDuel and DraftKings, and cash big on NASCAR at Martinsville!