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1968 CORVAIR

Code Displ. & Carb. Comp. Ratio
RS, RV 164" 6 2-1 Bbl. 8.25:1
RU 164" 6 2-1 Bbl. 9.25:1
RW, RY, RZ 164" 6 4-1 Bbl. 9.25:1