The 322 Buick engine was only available from Chevrolet in the 1956/57 9000 & 10000 Series 2-1/2 ton trucks and in the 1958/59 2-1/2 ton School Bus Chassis, it was never offered in any of the smaller trucks.
Mike B
Mike Boteler
1956 Chevy 3100 Resto Rod 1952 Willys M38 Army Jeep 1983 Jeep CJ7 Laredo 1984 Jeep CJ7 +++++ Silver Spring, MD