Even though the Blacktop head contains a more open combustion chamber (see “Head combustion- chambers”) it however has a greater static compression ratio (see “compression ratio”), this is solely as a result of piston design. The Silvertop piston includes a incredibly little dome with two deeply angled exhaust flycuts, two https://4age-blacktop-engine-for86715.blogadvize.com/38406077/5-essential-elements-for-4age-20v-turbo-engine-for-sale