Ferrea Chevy/Chry/Ford SB 1.6in 11/32in 5.06in 24 Deg S-Flo Rad Grv +.150 Hollow Exh Valve- Set of 8 1982-chevrolet-c10-suburban-esi1479811 1995 Audi 90 Base 1993-1994

1995 Audi 90 Base 1993-1994 Audi 90 CS 1993-1994 Audi 90 S 1995 Audi 90 Sport 1990-1991 Audi 90 Quattro 20v 1988-1989

They have 20% more exhaust flow than a cast iron Vortec head

1975-1978 Plymouth Fury Sport 1971-1973

1987-1991 Ford E-250 Econoline Club Wagon Custom 1983-1991 Ford E-250 Econoline Club Wagon XL 1984-1991 Ford E-250 Econoline Club Wagon XLT 1982

Ferrea Chevy/Chry/Ford SB 1.6in 11/32in 5.06in 24 Deg S-Flo Rad Grv +.150 Hollow Exh Valve- Set of 8 1982-chevrolet-c10-suburban-esi1479811 1995 Audi 90 Base 1993-1994Ferrea Chevy Chry Ford SB 1. 6in 11 32in 5. 06in 24 Deg S Flo Rad Grv +. 150 Hollow Exh Valve Set of 8