8 Cyl GM FSS COPO 350/350SC 13-20 6.350" NHRA Approved 7/16 CARR S71 Bolt 0.0045-0.0055" Stretch at 85-110ftlbs CS_BCOPO35_0YS_6350B7M Made in the U.S.A.
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8 Cyl GM FSS COPO 350/350SC 13-20 6.350" NHRA Approved 7/16 CARR S71 Bolt 0.0045-0.0055" Stretch at 85-110ftlbs CS_BCOPO35_0YS_6350B7M Made in the U.S.A.
8 Cyl GM FSS COPO 350/350SC 13-20 6.350" NHRA Approved 7/16 CARR S71 Bolt 0.0045-0.0055" Stretch at 85-110ftlbs CS_BCOPO35_0YS_6350B7M Made in the U.S.A.
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