Here are the charts for the engine's Jerry refers to (from the website that Bill links to):

115 hp car 235 - manual transmission

125 hp car 235 - Powerglide transmission

The 1954 Corvette 235 was rated at 150hp

The 1954 truck 235s were rated between 107 and 125 hp

The 1954 truck 261s were rated 135hp