NASCAR handed down a penalty ruling on Tuesday, docking three teams $100,000 and 50 driver points, while also suspending their crew chief, spotter and one team executive. The penalties stemmed from a contentious finish at Martinsville in the Cup Series, where race manipulation certainly seemed to be at play on multiple fronts. CLICK HERE to go to PrizePicks and use code ON3 to receive a guaranteed $50 once you play $5 in lineups! At least one NASCAR insider isn’t sold that the organization’s penalties will do much to curb the behavior in the future. “Not nearly enough to send a firm message or…