Twin Port 30hp Head/Carb Kit with CSP Linkage, identical to the 111198700 dual port engine kit with exception to the updated linkage arrangement. The updated linkage is a simple bolt on apparatus that requires no welding, and does not require relocating the ignition coil. The net result is an engine kit with superior carburettor control, with a neat and dressed aesthetic appearance. The kit includes twinport cylinder heads, inlet manifolds, carburettors, CSP linkage kit, fuel lines and hardware to fit. The kit features the following specs. Engineered to original Oettinger standards. OEM manufactured cylinder heads that maintain the original 7.5:1 compression ratio and reproduction Solex 32PBIC carburettors. This is the ultimate old speed 30hp top end rebuild kit.