14 used T&D Machine shaft roller rocker arms. They are 1.550" pivot length rockers, bolt holes in shaft are 1.650" center to center. These came from RYR Nascar team and were used on C3 cylinder heads. All in good condition

4 - 1.60 ratio left offset 

3 - 1.60 ratio right offset

3 - 1.68 ratio centered

1 - 1.65 ratio right offset NEW

1 - 1.55 ratio right offset

2 - 1.85 ratio left offset with 1.650 pivot length

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