While the Blacktop head features a more open combustion chamber (see “Head combustion- chambers”) it however has a greater static compression ratio (see “compression ratio”), this is purely because of the piston structure. The Silvertop piston includes a pretty modest dome with two deeply angled exhaust flycuts, two average inner https://lukassndwk.worldblogged.com/37279125/how-much-you-need-to-expect-you-ll-pay-for-a-good-4age-20v-for-sale