The Silvertop con-rods are very solidly constructed and with bolts weigh in at 506 grams each (without the need of bearings). The Blacktop was fitted with thinner, lighter and weaker rods which happen to be 485 grams each. Equally are quickly interchangeable and use the same fasteners for the main https://onelifesocial.com/story3825729/indicators-on-4age-20v-turbo-engine-for-sale-you-should-know