The fourth year of IROC competition took place over three weekends in 1976 and 1977. IROC IV saw the use of the Chevrolet

Chevrolet

Chevrolet , also known as Chevy , is a brand of vehicle produced by General Motors Company . Founded by Louis Chevrolet and ousted GM founder William C. Durant on November 3, 1911, General Motors acquired Chevrolet in 1918...

 Camaro in all races, and the schedule was held over in its entirety from IROC III

IROC III

The third year of IROC competition took place over three weekends in 1975 and 1976. IROC III saw the use of the Chevrolet Camaro in all races, and the schedule was held over in its entirety from IROC II. A. J...

. A. J. Foyt

A. J. Foyt

Anthony Joseph Foyt, Jr., or as he is universally known as in motorsports circles, A. J. Foyt , is a retired American automobile racing driver. He raced in numerous genres of motorsports. His open wheel racing includes USAC Champ cars and midget cars. He raced stock cars in NASCAR and USAC. He won...

 won the championship without winning a race for the second year in a row, and took home $50,000 for his efforts.

The roster of drivers and final points standings were as follows:

Position	Driver	Winnings	Series
1	A. J. Foyt A. J. Foyt Anthony Joseph Foyt, Jr., or as he is universally known as in motorsports circles, A. J. Foyt , is a retired American automobile racing driver. He raced in numerous genres of motorsports. His open wheel racing includes USAC Champ cars and midget cars. He raced stock cars in NASCAR and USAC. He won...	$50,000	USAC Champ Car Champ Car Champ Car was the name for a class and specification of open wheel cars used in American Championship Car Racing for many decades, primarily for use in the Indianapolis 500 auto race...
2	Cale Yarborough Cale Yarborough William Caleb "Cale" Yarborough , is a farmer, businessman and former NASCAR Winston Cup Series driver and owner. He is one of only two drivers in NASCAR history to win three consecutive championships...	$25,000	NASCAR NASCAR The National Association for Stock Car Auto Racing is a family-owned and -operated business venture that sanctions and governs multiple auto racing sports events. It was founded by Bill France Sr. in 1947–48. As of 2009, the CEO for the company is Brian France, grandson of the late Bill France Sr...  Winston Cup
3	Bobby Unser Bobby Unser Robert William "Bobby" Unser is a retired U.S. automobile racer. He is the brother of Al Unser, Jerry Unser and Louie Unser, the father of Robby Unser, and the uncle of Al Unser, Jr. and Johnny Unser...	$23,000	USAC Champ Car Champ Car Champ Car was the name for a class and specification of open wheel cars used in American Championship Car Racing for many decades, primarily for use in the Indianapolis 500 auto race...
4	Johnny Rutherford Johnny Rutherford For the Major League Baseball pitcher, see Johnny Rutherford . For other people with a similar name, see John RutherfordJohn Sherman Rutherford III , better known as Johnny Rutherford, and also known as "Lone Star JR" is a former U.S...	$20,000	USAC Champ Car Champ Car Champ Car was the name for a class and specification of open wheel cars used in American Championship Car Racing for many decades, primarily for use in the Indianapolis 500 auto race...
5	Buddy Baker Buddy Baker Elzie Wylie Baker, Jr. , nicknamed "Leadfoot" or more famously Buddy, is a former American NASCAR racecar driver.-Early life:...	$18,000	NASCAR NASCAR The National Association for Stock Car Auto Racing is a family-owned and -operated business venture that sanctions and governs multiple auto racing sports events. It was founded by Bill France Sr. in 1947–48. As of 2009, the CEO for the company is Brian France, grandson of the late Bill France Sr...  Winston Cup
6	Richard Petty Richard Petty Richard Lee Petty is a former NASCAR driver who raced in the Strictly Stock/Grand National Era and the NASCAR Winston Cup Series...	$15,000	NASCAR NASCAR The National Association for Stock Car Auto Racing is a family-owned and -operated business venture that sanctions and governs multiple auto racing sports events. It was founded by Bill France Sr. in 1947–48. As of 2009, the CEO for the company is Brian France, grandson of the late Bill France Sr...  Winston Cup
7	Al Holbert Al Holbert Alvah Robert "Al" Holbert was an American automobile racing driver who was a five-time champion of the IMSA Camel GT series.- Life and career :...	$13,000	IMSA International Motor Sports Association The International Motor Sports Association is an American sports car auto racing sanctioning body based in Braselton, Georgia. It was started by John Bishop, a former employee of SCCA , and his wife Peggy in 1969 with help from Bill France, Sr...  Camel GT IMSA GT Championship IMSA GT was a sports car racing series organized by International Motor Sports Association. Races took place primarily in the United States and occasionally in Canada.-History:...
8	Al Unser Al Unser Alfred "Al" Unser is a former American automobile racing driver, the younger brother of fellow racing drivers Jerry and Bobby Unser, and father of Al Unser, Jr....	$10,500	USAC Champ Car Champ Car Champ Car was the name for a class and specification of open wheel cars used in American Championship Car Racing for many decades, primarily for use in the Indianapolis 500 auto race...
9	David Pearson1	$10,500	NASCAR NASCAR The National Association for Stock Car Auto Racing is a family-owned and -operated business venture that sanctions and governs multiple auto racing sports events. It was founded by Bill France Sr. in 1947–48. As of 2009, the CEO for the company is Brian France, grandson of the late Bill France Sr...  Winston Cup
10	Jody Scheckter Jody Scheckter Jody David Scheckter is a South African former auto racing driver, the Formula One World Drivers Champion.-Career:Scheckter was born in East London, South Africa and educated at Selborne College.-Formula One:...	$5,000	Formula One Formula One Formula One, also known as Formula 1 or F1 and referred to officially as the FIA Formula One World Championship, is the highest class of single seater auto racing sanctioned by the Fédération Internationale de l'Automobile . The "formula" designation in the name refers to a set of rules with which...
11	Gordon Johncock Gordon Johncock Gordon Johncock is a former racing driver, best known as a two-time winner of the Indianapolis 500 and the 1976 USAC Marlboro Championship Trail champion. Johncock was most often simply referred to as "Gordy."...	$5,000	USAC Champ Car Champ Car Champ Car was the name for a class and specification of open wheel cars used in American Championship Car Racing for many decades, primarily for use in the Indianapolis 500 auto race...
12	James Hunt James Hunt James Simon Wallis Hunt was a British racing driver from England who won the Formula One World Championship in . Hunt's often action packed exploits on track earned him the nickname "Hunt the Shunt." After retiring from driving, Hunt became a media commentator and businessman... 2	$5,000	Formula One Formula One Formula One, also known as Formula 1 or F1 and referred to officially as the FIA Formula One World Championship, is the highest class of single seater auto racing sanctioned by the Fédération Internationale de l'Automobile . The "formula" designation in the name refers to a set of rules with which...

Michigan International Speedway, Race One

1. Buddy Baker
   Buddy Baker
   Elzie Wylie Baker, Jr. , nicknamed "Leadfoot" or more famously Buddy, is a former American NASCAR racecar driver.-Early life:...
   
   
2. Johnny Rutherford
   Johnny Rutherford
   For the Major League Baseball pitcher, see Johnny Rutherford . For other people with a similar name, see John RutherfordJohn Sherman Rutherford III , better known as Johnny Rutherford, and also known as "Lone Star JR" is a former U.S...
   
   
3. A. J. Foyt
   A. J. Foyt
   Anthony Joseph Foyt, Jr., or as he is universally known as in motorsports circles, A. J. Foyt , is a retired American automobile racing driver. He raced in numerous genres of motorsports. His open wheel racing includes USAC Champ cars and midget cars. He raced stock cars in NASCAR and USAC. He won...
   
   
4. Jody Scheckter
   Jody Scheckter
   Jody David Scheckter is a South African former auto racing driver, the Formula One World Drivers Champion.-Career:Scheckter was born in East London, South Africa and educated at Selborne College.-Formula One:...
   
   
5. Al Unser
   Al Unser
   Alfred "Al" Unser is a former American automobile racing driver, the younger brother of fellow racing drivers Jerry and Bobby Unser, and father of Al Unser, Jr....
   
   
6. Richard Petty
   Richard Petty
   Richard Lee Petty is a former NASCAR driver who raced in the Strictly Stock/Grand National Era and the NASCAR Winston Cup Series...
   
   
7. Gordon Johncock
   Gordon Johncock
   Gordon Johncock is a former racing driver, best known as a two-time winner of the Indianapolis 500 and the 1976 USAC Marlboro Championship Trail champion. Johncock was most often simply referred to as "Gordy."...
   
   
8. Al Holbert
   Al Holbert
   Alvah Robert "Al" Holbert was an American automobile racing driver who was a five-time champion of the IMSA Camel GT series.- Life and career :...
   
   
9. Cale Yarborough
   Cale Yarborough
   William Caleb "Cale" Yarborough , is a farmer, businessman and former NASCAR Winston Cup Series driver and owner. He is one of only two drivers in NASCAR history to win three consecutive championships...
   
   
10. David Pearson
11. Bobby Unser
    Bobby Unser
    Robert William "Bobby" Unser is a retired U.S. automobile racer. He is the brother of Al Unser, Jerry Unser and Louie Unser, the father of Robby Unser, and the uncle of Al Unser, Jr. and Johnny Unser...
    
    
12. James Hunt
    James Hunt
    James Simon Wallis Hunt was a British racing driver from England who won the Formula One World Championship in . Hunt's often action packed exploits on track earned him the nickname "Hunt the Shunt." After retiring from driving, Hunt became a media commentator and businessman...
    
    

Riverside International Raceway, Race Two

1. Bobby Unser
   Bobby Unser
   Robert William "Bobby" Unser is a retired U.S. automobile racer. He is the brother of Al Unser, Jerry Unser and Louie Unser, the father of Robby Unser, and the uncle of Al Unser, Jr. and Johnny Unser...
   
   
2. David Pearson
3. Richard Petty
   Richard Petty
   Richard Lee Petty is a former NASCAR driver who raced in the Strictly Stock/Grand National Era and the NASCAR Winston Cup Series...
   
   
4. Al Holbert
   Al Holbert
   Alvah Robert "Al" Holbert was an American automobile racing driver who was a five-time champion of the IMSA Camel GT series.- Life and career :...
   
   
5. Johnny Rutherford
   Johnny Rutherford
   For the Major League Baseball pitcher, see Johnny Rutherford . For other people with a similar name, see John RutherfordJohn Sherman Rutherford III , better known as Johnny Rutherford, and also known as "Lone Star JR" is a former U.S...
   
   
6. Buddy Baker
   Buddy Baker
   Elzie Wylie Baker, Jr. , nicknamed "Leadfoot" or more famously Buddy, is a former American NASCAR racecar driver.-Early life:...
   
   
7. Al Unser
   Al Unser
   Alfred "Al" Unser is a former American automobile racing driver, the younger brother of fellow racing drivers Jerry and Bobby Unser, and father of Al Unser, Jr....
   
   
8. A. J. Foyt
   A. J. Foyt
   Anthony Joseph Foyt, Jr., or as he is universally known as in motorsports circles, A. J. Foyt , is a retired American automobile racing driver. He raced in numerous genres of motorsports. His open wheel racing includes USAC Champ cars and midget cars. He raced stock cars in NASCAR and USAC. He won...
   
   
9. Cale Yarborough
   Cale Yarborough
   William Caleb "Cale" Yarborough , is a farmer, businessman and former NASCAR Winston Cup Series driver and owner. He is one of only two drivers in NASCAR history to win three consecutive championships...
   
   
10. Gordon Johncock
    Gordon Johncock
    Gordon Johncock is a former racing driver, best known as a two-time winner of the Indianapolis 500 and the 1976 USAC Marlboro Championship Trail champion. Johncock was most often simply referred to as "Gordy."...
    
    
11. Jody Scheckter
    Jody Scheckter
    Jody David Scheckter is a South African former auto racing driver, the Formula One World Drivers Champion.-Career:Scheckter was born in East London, South Africa and educated at Selborne College.-Formula One:...
    
    

Riverside International Raceway, Race Three

1. Cale Yarborough
   Cale Yarborough
   William Caleb "Cale" Yarborough , is a farmer, businessman and former NASCAR Winston Cup Series driver and owner. He is one of only two drivers in NASCAR history to win three consecutive championships...
   
   
2. A. J. Foyt
   A. J. Foyt
   Anthony Joseph Foyt, Jr., or as he is universally known as in motorsports circles, A. J. Foyt , is a retired American automobile racing driver. He raced in numerous genres of motorsports. His open wheel racing includes USAC Champ cars and midget cars. He raced stock cars in NASCAR and USAC. He won...
   
   
3. Jody Scheckter
   Jody Scheckter
   Jody David Scheckter is a South African former auto racing driver, the Formula One World Drivers Champion.-Career:Scheckter was born in East London, South Africa and educated at Selborne College.-Formula One:...
   
   
4. Bobby Unser
   Bobby Unser
   Robert William "Bobby" Unser is a retired U.S. automobile racer. He is the brother of Al Unser, Jerry Unser and Louie Unser, the father of Robby Unser, and the uncle of Al Unser, Jr. and Johnny Unser...
   
   
5. Al Unser
   Al Unser
   Alfred "Al" Unser is a former American automobile racing driver, the younger brother of fellow racing drivers Jerry and Bobby Unser, and father of Al Unser, Jr....
   
   
6. Al Holbert
   Al Holbert
   Alvah Robert "Al" Holbert was an American automobile racing driver who was a five-time champion of the IMSA Camel GT series.- Life and career :...
   
   
7. Johnny Rutherford
   Johnny Rutherford
   For the Major League Baseball pitcher, see Johnny Rutherford . For other people with a similar name, see John RutherfordJohn Sherman Rutherford III , better known as Johnny Rutherford, and also known as "Lone Star JR" is a former U.S...
   
   
8. Buddy Baker
   Buddy Baker
   Elzie Wylie Baker, Jr. , nicknamed "Leadfoot" or more famously Buddy, is a former American NASCAR racecar driver.-Early life:...
   
   
9. Richard Petty
   Richard Petty
   Richard Lee Petty is a former NASCAR driver who raced in the Strictly Stock/Grand National Era and the NASCAR Winston Cup Series...
   
   
10. Gordon Johncock
    Gordon Johncock
    Gordon Johncock is a former racing driver, best known as a two-time winner of the Indianapolis 500 and the 1976 USAC Marlboro Championship Trail champion. Johncock was most often simply referred to as "Gordy."...
    
    
11. David Pearson

Daytona International Speedway, Race Four

1. Cale Yarborough
   Cale Yarborough
   William Caleb "Cale" Yarborough , is a farmer, businessman and former NASCAR Winston Cup Series driver and owner. He is one of only two drivers in NASCAR history to win three consecutive championships...
   
   
2. A. J. Foyt
   A. J. Foyt
   Anthony Joseph Foyt, Jr., or as he is universally known as in motorsports circles, A. J. Foyt , is a retired American automobile racing driver. He raced in numerous genres of motorsports. His open wheel racing includes USAC Champ cars and midget cars. He raced stock cars in NASCAR and USAC. He won...
   
   
3. Bobby Unser
   Bobby Unser
   Robert William "Bobby" Unser is a retired U.S. automobile racer. He is the brother of Al Unser, Jerry Unser and Louie Unser, the father of Robby Unser, and the uncle of Al Unser, Jr. and Johnny Unser...
   
   
4. Richard Petty
   Richard Petty
   Richard Lee Petty is a former NASCAR driver who raced in the Strictly Stock/Grand National Era and the NASCAR Winston Cup Series...
   
   
5. Johnny Rutherford
   Johnny Rutherford
   For the Major League Baseball pitcher, see Johnny Rutherford . For other people with a similar name, see John RutherfordJohn Sherman Rutherford III , better known as Johnny Rutherford, and also known as "Lone Star JR" is a former U.S...
   
   
6. David Pearson
7. Al Holbert
   Al Holbert
   Alvah Robert "Al" Holbert was an American automobile racing driver who was a five-time champion of the IMSA Camel GT series.- Life and career :...
   
   
8. Buddy Baker
   Buddy Baker
   Elzie Wylie Baker, Jr. , nicknamed "Leadfoot" or more famously Buddy, is a former American NASCAR racecar driver.-Early life:...
   
   
9. Al Unser
   Al Unser
   Alfred "Al" Unser is a former American automobile racing driver, the younger brother of fellow racing drivers Jerry and Bobby Unser, and father of Al Unser, Jr....
   
   

External links

• IROC IV History - IROC Website