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Original Message
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RE: Correct rocker arm ratio... |
By Royce Peterson - 07/20/2002 8:17:22 AM; IP 152.163.201.194 |
The stock ratio for a 410 was 1.73 because all 410's had non adjustable rockers.
Some 352's, some 390's, some 428's and some 427's had solid lifter cams which required the adjustable rockers. Adjustable rockers have the 1.76 ratio.
Royce Peterson |
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