Philadelphia Eagles tight end Keith Krepfle (84) catches an 8-yard scoring reception during an NFL Super Bowl XV game against the Oakland Raiders in New Orleans, Louisiana on January 25, 1981. (AP Photo/Vernon Biever)

Oakland Raiders Hall of Fame linebacker Ted Hendricks (83) pass rushes Philadelphia Eagles players during a Super Bowl XV NFL game against the Philadelphia Eagles in New Orleans, Louisiana on January 25, 1981. (AP Photo/Vernon Biever)

Oakland Raiders quarterback Jim Plunkett (16) hands off the ball to running back Mark van Eeghen (30) during Super Bowl XV January 25, 1981 in New Orleans, Louisiana. (AP Photo/Tony Tomsic)

Oakland Raiders defensive end John Matauszak (72) defends a pass thrown by Philadelphia Eagles quarterback Ron Jaworski (7) during a Super Bowl XV NFL game in New Orleans, Louisiana on January 25, 1981. (AP Photo/Vernon Biever)

Oakland Raiders running back Derrick Jensen (31) rushes a play after receiving a handoff from quarterback Jim Plunkett (16) during Super Bowl XV Jan. 25, 198, in New Orleans, Louisiana. (AP Photo/Tony Tomsic)

Oakland Raiders defensive end John Matauszak (72) and teammates defend a kick during a Super Bowl XV NFL game against the Philadelphia Eagles in New Orleans, Louisiana on January 25, 1981. (AP Photo/Vernon Biever)

Oakland Raiders cornerback Lester Hayes (37) finds Philadelphia Eagles wide receiver Harold Carmichael (17) just out of reach in the Raiders 27-10 win over the Philadelphia Eagles in Super Bowl XV on January 25, 1981 at the Louisiana Superdome in New Orleans, Louisiana. (AP Photo/Vernon Biever)

Oakland Raiders linebacker Ted Hendricks adjusts the helmet of cornerback Lester Hayes during Super Bowl XV, on January 25, 1981, at the Louisiana Superdome in New Orleans, Louisiana. (AP Photo/Al Messerschmidt)

Jim Plunkett (16) quarterback for the Oakland Raiders in Super Bowl XV at the Louisiana Superdome in New Orleans, Louisiana against the Philadelphia Eagles on January 25, 1981. (Associated Press)

Oakland Raiders defensive end John Matuszak (72) covers the outside area of the line from Philadelphia Eagles offensive tackle Jerry Sisemore (76) during Super Bowl XV January 25, 1981 in New Orleans, Louisiana. (AP Photo/Tony Tomsic)

Philadelphia Eagles Coach Dick Vermeil directs play as the Oakland Raiders defeat the Eagles 27-10 in Super Bowl XV on January 25, 1981 at the Louisiana Superdome in New Orleans, Louisiana. (AP Photo/Al Messerschmidt)

Oakland Raiders Hall of Fame tackle Art Shell (78) blocks Philadelphia Eagles defensive end Carl Hairston (78) as quarterback Jim Plunkett (16) hands off to running back Kenny King (33) as running back Mark Van Eeghen (30) blocks nose tackle Charlie Johnson (65) during a Super Bowl XV NFL game in New Orleans, Louisiana on January 25, 1981. (AP Photo/Vernon Biever)

Oakland Raiders quarterback Jim Plunkett sets to pass during Super Bowl XV on January 25, 1981, at the Louisiana Superdome in New Orleans, Louisiana. (AP Photo/Al Messerschmidt)

Oakland Raiders quarterback Jim Plunkett (16) steps back to throw the ball under pressure during Super Bowl XV January 25, 1981, in New Orleans, Louisiana. (AP Photo/Tony Tomsic)

Oakland Raiders principal owner Al Davis holds up the Vince Lombardi Trophy in a jubilant Raiders locker room after they defeated the Philadelphia Eagles 27-10 in Super Bowl XV, January 25, 1981 at the Louisiana Superdome in New Orleans, Louisiana. (AP Photo/Paul Sakuma)

Oakland Raiders running back Mark van Eeghen (30) rushes a play after receiving a handoff from quarterback Jim Plunkett (16) during Super Bowl XV January 25, 1981, in New Orleans, Louisiana. (AP Photo/Tony Tomsic)

Philadelphia Eagles Coach Dick Vermeil checks the scoreboard as the Oakland Raiders defeat the Eagles 27-10 in Super Bowl XV on January 25, 1981 at the Louisiana Superdome in New Orleans, Louisiana. (AP Photo/Al Messerschmidt)

Oakland Raiders Hall of Fame linebacker Ted Hendricks (83) lines up during Super Bowl XV, at the Louisiana Superdome in New Orleans, Louisiana. (AP Photo/Al Messerschmidt)

Oakland Raiders quarterback Jim Plunkett accepts congratulations from Philadelphia Eagles head coach Dick Vermeil after the Super Bowl XV in New Orleans, Louisiana on January 25, 1981. (AP Photo/Pete Leabo)

Oakland Raiders quarterback Jim Plunkett (16) drops back to pass during Super Bowl XV, at the Louisiana Superdome in New Orleans, Louisiana. (AP Photo/Vernon Biever)

Oakland Raiders guard Gene Upshaw sets for play during Super Bowl XV, on January 25, 1981, at the Louisiana Superdome in New Orleans, Louisiana. (AP Photo/Al Messerschmidt)

Oakland Raiders quarterback Jim Plunkett sets to pass in Super Bowl XV on January 25, 1981, at the Louisiana Superdome in New Orleans, Louisiana. (AP Photo/Al Messerschmidt)

Oakland Raiders coach Tom Flores (left) and assistant coach Willie Brown watch as the Raiders defeat the Philadelphia Eagles 27-10 in Super Bowl XV on January 25, 1981 at the Louisiana Superdome in New Orleans, Louisiana. (AP Photo/Al Messerschmidt)

Philadelphia Eagles quarterback Ron Jaworski (7) drops back to pass during an NFL Super Bowl XV game against the Oakland Raiders in New Orleans, Louisiana on January 25, 1981. (AP Photo/Vernon Biever)

Philadelphia Eagles quarterback Ron Jaworski scrambles away from Oakland Raiders defensive end John Matuszak in the first half of Super Bowl XV in New Orleans, Louisiana Jan. 25, 1981. (Associated Press)

Oakland Raiders linebacker Rod Martin (53) attempts to tackle Eagles running back LeRoy Harris (20) in a 27 to 10 Oakland Raiders win over the Philadelphia Eagles in Super Bowl XV played on Jan. 25, 1981 at the Superdome in New Orleans, Louisiana. (National Football League)

Philadelphia Eagles running back Wilbert Montgomery (31) is tackled by Raiders defensive end Dave Browning (73) in Super Bowl XV resulting in a 27 to 10 Oakland Raiders victory over the Philadelphia Eagles on January 25, 1981 at the Superdome in New Orleans, Louisiana. (National Football League)

Philadelphia Eagles quarterback Ron Jaworski (7) drops back to pass in Super Bowl XV resulting in a 27 to 10 Oakland Raiders victory over the Philadelphia Eagles on January 25, 1981 at the Superdome in New Orleans, Louisana. (National Football League)

Oakland Raiders quarterback Jim Plunkett (16) drops back to pass in Super Bowl XV resulting in a 27 to 10 Oakland Raiders victory over the Philadelphia Eagles on January 25, 1981 at the Superdome in New Orleans, Louisiana. (National Football League)

Oakland Raiders quarterback Jim Plunkett (16) looks to throw the ball during Super Bowl XV January 25, 1981, in New Orleans, Louisiana. (AP Photo/Tony Tomsic)

Oakland Raiders quarterback Jim Plunkett fades back to pass in the first quarter of Super Bowl XV in New Orleans, Louisiana on January 25, 1981. (AP Photo/Pete Leabo)

Oakland Raiders defensive ends Cedric Hardman (86) and Willie Jones (90) defend a pass during the Super Bowl XV NFL game against the Philadelphia Eagles in New Orleans, Louisiana on January 25, 1981. (AP Photo/Vernon Biever)

Oakland Raiders quarterback Jim Plunkett sets up for a play during Super Bowl XV, on January 25, 1981, at the Louisiana Superdome in New Orleans, Louisiana. (AP Photo/Al Messerschmidt)

Philadelphia Eagles defense wraps up Oakland Raiders running back Derrick Jensen (31) during an NFL Super Bowl XV game in New Orleans, Louisiana on January 25, 1981. (AP Photo/Vernon Biever)

Oakland Raiders linebacker Rod Martin (53) intercepts a pass and runs upfield during Super Bowl XV January 25, 1981 in New Orleans, Louisiana. (AP Photo/Tony Tomsic)