Chassis: 20150 AACA Senior Grand National One Of Only 178 Built Outstanding Entry For Brass Tour Cars And Rallies 431.9 CID Inline 4-Cylinder T-Head Engine 5 x 5 1/2" Bore And Stroke 30 HP At 650 RPM 3-Speed Gearbox 2-Wheel Mechanical Brakes Acting On Rear Hubs