How has an engine this powerful been kept a secret this long!

It was back in the 2014 when the Mercury Marine (Who in the world is Mecury Marine) released their dual overhead cam, 4 valves per cylinder, LS concept. A LS with a dual overhead cams? Yes, and as a bonus this isn’t any random error, but a planned process that went perfectly right. It's so hard to find good american cars.

The Quad Cam setup enables the engine to inhale and exhale better, which boosts its horsepower, ultimately, what all of us are looking for. And while the company began with an LS7, now the displacement has increased to a 9 liters mammoth. ought it and have never looked back! An unlikely couple but I truly am happy that I chose her! And of course bad news for the american car insurance.

It has also received 2 turbos and new heads that make it hit some serious horsepower numbers (1,650 hp).  Unfortunately, for Bugatti there might be an actual contender stepping in for a race very soon. Just imagine it this way – every cylinder comes with over 206 horsepower, which is 1000 full horsepowers more than a new Corvette Z06.
And most importantly – that beasty thing can fit anything from a boat, a car, to a badass motorcycle. We can’t wait to see the one who first decide to exploit that engine to its full potential.
DISPLACEMENT (LITER/CU IN): 9.0/552
BORE (MM/IN): 116/4.567
STROKE (MM/IN): 107/4.213
COMPRESSION RATIO: 7.8:1
CYLINDER ARRANGEMENT: V-8
ALTERNATOR (AMP/WATT): 105/1481
CONTROLLER: PCM
FUEL SYSTEM: Sequential Fuel Injection
LENGTH (MM/IN): 785/30.90 (From Back of Block to Front of Engine – Crank Pulley)
WIDTH (MM/IN): 822/32.35 (Across Timing Drive Cover) WEIGHT (LBS/KG): 699/317



Mercury says the DOHC, 4-valve outline will offer upgraded air stream, higher motor rev limits while enhancing sturdiness in light of the fact that there is less mass and decreased stretch connected with milder cam timing necessities. Quite possibly the best engine for a sport sedan.

To enhance bundling, Mercury engineers "tipped in" the fumes valve point to limit the general measurements. The fumes rib is formed indistinguishably to a stock LS3 to bolster mainstream headers, in spite of the fact that there are minor mounting point and jolt gap conformities that will must be made. Additionally, the frill drives are tucked up as high as could reasonably be expected to dodge freedom issues with directing or body work while swapping the DOHC LS motor into well known applications. Admission valve distance across is 43.25 mm while the fumes comes in at 35 mm. Different elements, for example, the finger supporters, cam position and oil are like the QC4.

Most likely a skilled motor manufacturer can get those sorts of numbers from a tall-deck enormous piece Chevy, however it might require somewhat more dislodging and knotty camshaft. Precisely how streetable the Mercury Marine QC4v carton motor truly is stays to be seen. Indeed, even the model vehicle was requiring a couple of more modification and additional tuning before it would be esteemed prepared for street tests. In any case, there's little dithering in recognizing that the QC4v offers energizing potential as a one of a kind powerplant for top of the line execution and show vehicles. No classic car insurance will agree to insure this.