4AGE ENGINE FOR SALE THINGS TO KNOW BEFORE YOU BUY

My 4age 20V is running way as well abundant and gives black smoke through the exhaust. What i also found can be a vibration at three/four throttle to WOT with about every RPM. Does not audio flywheel associated imo, whilst i had that trouble on other cars and it sounded distinct.The Silvertop con-rods are really solidly built and with bolts weigh i