i have a 318 running 11to1 and i run 92 octane in it im sure it would run better with something higher but it sees street use too had to turn back the distributor a hair so it wouldnt clatter under acceleration
67 charger fastback 318 stock
67 belvedere II 4dr soft top built 318
68 newport 2dr hard top 318
84 b150 440/727
84 d150 short wheel step side 4x4 lifted
87 omnitruck (you just have to see it )
new addition 63 dart wagon !!!