Despite the fact that the Blacktop head contains a extra open combustion chamber (see “Head combustion- chambers”) it nevertheless has a greater static compression ratio (see “compression ratio”), this is purely due to piston structure. The Silvertop piston incorporates a extremely compact dome with two deeply angled exhaust flycuts, two https://4age-engine-sale71481.blog5.net/74091738/5-easy-facts-about-4age-engine-for-sale-described