The 366/427 truck motors were/are real truck engines, designed for heavy use, they withstood a lot of abuse in medium truck use.


1957 Chevrolet 5700 LCF 283 SM420 2 speed rear, 1955 IH 300U T/A, 1978 Corvette 350 auto, 1978 Yamaha DT175, 1999 Harley Davidson Softail Fat Boy