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which head and chamber design? Sounds like that motor is going to have some compression




BS heads, and about 12.7 comp. Using a dish to keep the compression reasonable.


72 RR, Pump gas 440, 452s, 3800 lbs, Corked, ET Radials,. 11.33@117.72. Same car, bone stock 346s, 9.5 comp, baby solid. 12.24@110.