Associated 15S Engine w/Rotary Carb and Side Exhaust ASC29029

15S Engine w/Rotary Carb and Side Exhaust High Quality ABC Piston / Sleeve Material Standard Threaded Crankshaft (non SG Shaft) High Compression tapered Piston / Sleeve Rotary Carb for vintage platforms Side Exhaust Machined Blue Engine Head High Quality Bearings installed Tunable 3 needle Carb (Top end, Bottom End, Idle)