MACK - R - 1970 RSS 1970 MACK R SUSPENSION:MULTIPLE AXLE 1970 MACK R ENGINE AND ENGINE COOLING:ENGINE 1970 MACK R FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM 1970 MACK R STEERING:LINKAGES 1970 MACK R FUEL SYSTEM, GASOLINE:CARBURETOR SYSTEM