Hypercoils 9-1/2" Front Coil Spring - 5.5" O.D. - 350 lb. Quick Turn Mounting Bracket /quart (60 ml per 946

/quart (60 ml per 946 ml) of oil initially

1965-68 289 c

1968-1969 Pontiac Firebird

Traditional Look Open Element Style

154 Jet Size

Hypercoils 9-1/2" Front Coil Spring - 5.5" O.D. - 350 lb. Quick Turn Mounting Bracket /quart (60 ml per 946Hypercoils are manufactured from the highest quality chrome silicone steel and high tensile chrome silicone steel available in the world. The material used in producing Hypercoils undergoes two separate magnaflux inspections. Once before manufacture and again after coiling. These inspections insure the wire is free from surface imperfections which, if gone undetected could lead to spring failure. The life of a suspension coil is directly related to