The Silvertop con-rods are quite solidly developed and with bolts weigh in at 506 grams each (without bearings). The Blacktop was equipped with thinner, lighter and weaker rods which are 485 grams each. Both equally are commonly interchangeable and use the same fasteners for the leading bearing cap, as such https://daltoneilkz.bloggerswise.com/38301637/indicators-on-4age-20v-turbo-engine-for-sale-you-should-know