R rancid Active Member Apr 23, 2009 #11 best is the 103ci with the newish ACR heads 10.5:1 pistons and 257 cams, dont know bout your cost in the US but here in Australia its about 6grand including labour n sest. about 110hp n 115 ft/lbs torque
best is the 103ci with the newish ACR heads 10.5:1 pistons and 257 cams, dont know bout your cost in the US but here in Australia its about 6grand including labour n sest. about 110hp n 115 ft/lbs torque