This 1972 C10, 2WD, has a 4 bolt main, 350 s.b.c. Motor has been balanced and bored .040 over. This truck features front disc, , brakes; power steering; Patriot SS aluminum heads; steel crank; forged pistons; Crane racing cam with roller rockers & hydraulic lifters;, , Edelbrock RPM air gap intake with 600 Holley double pump carb; motor has over 400 hp and 11.3:1 compression so it needs premium , , gas. Transmission is an M20 Muncie 4 speed. Truck is in primer. This one definitely has power!!