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Not only didn't Chrysler use solid cams for their performance engines (Street Hemi started with a solid then changed over to a hydralic) they also didn't use high compression (1967 - 1970).
340 and 340+6 = 10.5:1 383 Magnum = 10.0:1 (lowered to 9.5:1 in 1970) 440 Magnum = 10.1:1 (lowered to 9.7:1 in 1970) 440+6 = 10.5:1 426 Hemi = 10.25:1 Last edited by Lee Stewart; 08-20-2021 at 11:41 PM. |
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