Ken Stabler, quarterback for the Oakland Raiders, looks for a receiver during game action, 1974. (Associated Press)

Oakland Raiders quarterback Ken Stabler (12) sets up to pass during the 1976 AFC Championship game against the Pittsburgh Steelers in Oakland on Dec. 26, 1976. The Raiders defeated the Steelers 24-7. (AP Photo/Arthur Anderson)

Oakland Raiders quarterback Ken Stabler poses Monday, May 9, 1977, with the Pro quarterback of the year award presented to him in New York. (AP Photo/Marty Lederhandler)

Oakland Raider quarterback Ken Stabler sprints away from lunging Pittsburgh Steeler defensive tackle Steve Furness during second quarter action August 17, 1975 in Berkeley Calif.. Stabler passed 40-yards to wide receiver Fred Biletnikoff for a touchdown on the next play. The Raiders defeated the World Championship Steelers 24-21 on a last second field goal by George Blanda. (Associated Press)

Houston Oilers quarterback Ken Stabler (12) sets up to pass during an NFL game against the Los Angeles Rams, Sept. 6, 1981. The Oilers defeated the Rams 27-20 at Anaheim Stadium. (National Football League)

Oakland Raiders quarterback Ken Stabler (12) drops back to pass against the Baltimore Colts during the 1977 AFC Divisional Playoff Game in Baltimore, Md., Dec. 24, 1977. The Raiders defeated the Colts 37-31 in overtime. (AP Photo/Tony Tomsic)

Houston Oilers quarterback Ken Stabler (12) turns to handoff to Hall of Fame running back Earl Campbell (34) during an NFL game against the Los Angeles Rams in Anaheim, Sept. 6, 1981. The Oilers defeated the Rams 27-20. (National Football League)

Oakland Raiders quarterback Ken Stabler (12) throws a pass during an NFL game against the Seattle Seahawks in Oakland during the 1970s. (AP Photo/Arthur Anderson)

Oakland Raiders quarterback Ken Stabler (12) throws a pass during an NFL game against the Tampa Bay Buccaneers in Oakland, Nov. 28, 1976. The Raiders defeated the Bucs 49-16. (AP Photo/Arthur Anderson)

Oakland Raiders quarterback Ken Stabler (12) throws a pass during an NFL game against the Denver Broncos in Oakland, Oct. 16, 1977. The Broncos defeated the Raiders 30-7. (AP Photo/Arthur Anderson)

Houston Oilers Ken Stabler warms up before a game verse the New York Jets on Sunday November 23, 1980 in Flushing, NY. (AP Photo/Kevin Reece)

Oakland Raiders quarterback Ken Stabler (12) throws a pass under pressure during the Raiders 24-17 victory over the Los Angeles Rams on September 2, 1979 at the Los Angeles Memorial Coliseum in Los Angeles, California. (National Football League)

Oakland Raiders quarterback Ken Stabler (12) in action during a game in 1973. (National Football League)

Oakland Raiders quarterback Ken Stabler (12) looks for an open receiver during the Raiders 27-17 victory over the San Diego Chargers on October 10, 1976 at San Diego Stadium in San Diego, California. (National Football League)

Oakland Raiders quarterback Ken Stabler (12) drops back to pass during the Raiders 16-3 preseason victory over the Los Angeles Rams on August 18, 1973 at Memorial Stadium in Berkley, California. (National Football League)

Former NFL quarterback Ken Stabler poses for his NFL ProLine Profile card on April 22, 1993 in Gulf Shores, Alabama. (National Football League)