While the Blacktop head incorporates a far more open combustion chamber (see “Head combustion- chambers”) it nevertheless has an increased static compression ratio (see “compression ratio”), this is purely as a result of piston design. The Silvertop piston incorporates a incredibly small dome with two deeply angled exhaust flycuts, two https://tornadosocial.com/story4001487/helping-the-others-realize-the-advantages-of-4age-engine-sale