Thread: 70 z rocker arm #'s
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Old 08-23-2008, 12:49 AM
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Default Re: 70 z rocker arm #'s
The "O" rocker is part #3843359,used on ALL late 60's to 1970 assembled small blocks,in ALL vehicles.
The "V" rocker is part #3974290,that later superceded it with the start of 1971 production,well into 1980's.
I have one NOS "O" rocker here with 3359 on the adhesive tag only.
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