Regardless that the Blacktop head features a far more open combustion chamber (see “Head combustion- chambers”) it however has a higher static compression ratio (see “compression ratio”), this is solely because of the piston layout. The Silvertop piston contains a really little dome with two deeply angled exhaust flycuts, two https://damienahjex.bloggerswise.com/38316810/5-essential-elements-for-4age-20v-turbo-engine-for-sale