Despite the fact that the Blacktop head incorporates a additional open up combustion chamber (see “Head combustion- chambers”) it nonetheless has a greater static compression ratio (see “compression ratio”), this is purely because of the piston design. The Silvertop piston incorporates a really small dome with two deeply angled exhaust https://4age-engine-sale02129.mdkblog.com/37074058/5-essential-elements-for-blacktop-4age