'71 #s 4-Speed Z/28, "Barn Find"

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BCreekDave · #1 09-22-2020, 03:43 PM

1970 last year for 12 bolts in an F body. The 1971 and later corporate 10 bolts were not the same and were stronger than the 1970 and earlier versions.

**RALLY** · #2 09-22-2020, 07:34 PM

Quote:

Originally Posted by BCreekDave

1970 last year for 12 bolts in an F body. The 1971 and later corporate 10 bolts were not the same and were stronger than the 1970 and earlier versions.

Yes the 12 bolts were replaced by a strong 10 bolt, same dia 12 bolt pinion gear. These 10 bolts could handle at least 450 horsepower cars.

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