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rocker arm ratio for a stock hemi rocker #793627
09/05/10 07:11 PM
09/05/10 07:11 PM
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Abilene, Texas
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fastmark Offline OP
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fastmark  Offline OP
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Abilene, Texas
What is the stock ratio for a 1970. 1.5 on both intake and exhaust or 1.6.

Re: rocker arm ratio for a stock hemi rocker [Re: fastmark] #793628
09/05/10 08:25 PM
09/05/10 08:25 PM
Joined: Nov 2003
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closer to Canadian beer!
torkrules Offline
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closer to Canadian beer!
Quote:

What is the stock ratio for a 1970. 1.5 on both intake and exhaust or 1.6.


Close to 1.55 on the exhaust and close to 1.6 on the intake. I think they were all over the map (like 1.52/1.57)

Re: rocker arm ratio for a stock hemi rocker [Re: fastmark] #793629
09/05/10 08:25 PM
09/05/10 08:25 PM
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Posts: 6,392
nielsville, minn.
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quickd100 Offline
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nielsville, minn.
The blueprint spec is 1.57 intake, 1.52 exhaust. You'll find your stock set all over the place. Dave







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