Sentences with phrase «high compression cylinder»

GMC's furturistic Centaur also is a half - n - half creature — half - passenger car, half - pickup truck.The interior features a passenger car sedan environment with two front bucket seats and rear seating for three adults.The truck aspect of Centaur features a 2,000 - pound payload capacity pickup box and a towing capacity of 5,000 pounds.Centaur is powered by a 3 - liter, horizontal in - line six cylinder engine with a 24 - valve high compression cylinder head.

In high - performance engines (turbo - charged, high compression cylinders, etc), a higher octane fuel is needed so the fuel doesn't combust prematurely (knocking).

Not exact matches

The «Ralliart» part means that we're talking about the quick version: a low - compression (9.0:1), high - boost (17.9 psi), 237 - hp turbo four - cylinder resides under the hood, and it sends its power to the computer - controlled all - wheel - drive system used on the previous - generation Lancer Evolution.

@Ukko I agree that the ratio reported is generally not the boosted ratio, I believe the ratio will change when under boost since the amount of air in the cylinder will be greater before compression, hence higher compression ratio.

Faulty decompression valve leaves compression in cylinder too high when engine is hot.

Extensive redesign of that 1.8 - liter engine (variable intake, larger - diameter intake and exhaust ports, higher - compression pistons, new cam profile, new cylinder head with knock control) raises the new Miata's horsepower figure to 140.

Fuel must be pumped faster, air needs to enter and exit the engine faster, the compression of the engine will typically be higher etc - so the pressure in pipes and cylinders will be higher.

EDIT (July 2015): One of my theories is cylinder # 6 with the highest compression is the root cause.

For 2009, it gets variable cam timing, a higher compression ratio, and two spark plugs per cylinder, boosting output to 372/376 hp and 401/410 lb - ft of torque (with the automatic / manual transmission).

As the piston travels upward, abnormally high cylinder pressures may result in the mixture auto - igniting or detonating, which is why conservative compression ratios are used in consumer vehicles.

No other petrol engine features direct injection at a pressure of 200 bar, spray - guided combustion and piezo injectors, all in conjunction with map - controlled cylinder shut - off, an all - aluminium crankcase with «spectacle» honing, four - valve technology with continuous camshaft adjustment, a high compression ratio of 12.6: 1, a start / stop system and generator management — while revving to a maximum speed of over 7000 rpm.

As diesel engine speeds and loads increase, the higher cylinder temperatures after compression of the intake charge result in increased injection and ignition efficiency due to increased fuel atomization.

In the case of the normally aspirated engine, at the start of the compression stroke the cylinder air / fuel volume is very high, this translates into a low starting pressure.

It is a high - compression, solid - roller combination that uses our new LSX DR cylinder heads.

A higher compression ratio of 11.5:1, a new low - friction timing chain and a cylinder head with built - in exhaust manifold to save weight have all helped to improve fuel efficiency and cut emissions.

This updated engine features coil on plug electronics, higher compression, a reinforced cylinder block, a higher flowing cylinder head, and a larger integrated to manifold turbocharger colloquially named the CT15.

Stock 4 cylinder (higher compression head), 3 speed manual transmission on floor, mechanical brakes,...

Thanks to new cylinder - heads with electronic VVT - i valve timing, higher compression (11.8 v 12.3:1), titanium valves, revised intake ports and reduced mechanical losses, the F division's oversquare, 90 - degree 308ci V8 now churns out 351kW of power (up 12 per cent) at 7100rpm and 530Nm of torque between 4800 and 5600rpm, which are impressive numbers by any standard.

Mercedes - Benz made a number of modifications to boost its power, including increasing displacement from 2,197 cc (2.2 L), and using a completely new cylinder head with a higher compression ratio (9.3 vs. 8.7), enlarged valves and a modified camshaft.

While the iron block and forged steel crankshaft were sourced directly from the InTech 5.4 L, the Cobra R powerplant benefited from new, high - flow cylinder heads that were designed with features developed for Ford's «Rough Rider» off - road racing program, application specific camshafts with higher lift and more duration than other 4 - valve Modular cams, forged I - beam connecting rods sourced from Carillo, forged pistons that provided a 9.6:1 compression ratio in conjunction with the 52 cc combustion chambers, and a unique high - flow «cross-ram» style aluminum intake manifold.

Mechanically, the four - cylinder engine was improved with higher compression ratio (4.5:1), larger valves, greater valve lift and a two - piece exhaust manifold.

The FJ Cruiser is powered by a high - compression 4.0 L (242.1 c.i.) V6 engine, a 24 - valve, double - overhead - cam (DOHC) unit that produces 239 horsepower and 278 lb - ft of torque — nearly double the numbers produced by the six - cylinder engine of the FJ40.

These technologies support the all - new, advanced combustion system, which incorporates a new cylinder - head design and a new, sculpted - piston design that is an integral contributor to the high - compression, mixture motion parameters enabled by direct injection.

Subaru has advanced the engine further now, and the new 2.5 - liter Boxer 4 - cylinder now features direct injection, higher compression, and active valve control system (AVCS).

Special higher - flow cylinder heads give the Cobra R greater valve lift and a slightly higher compression ratio of 9.6:1.

* Steel crankshaft * Forged connecting rods * Forged oil - galley pistons * Jet - spray piston cooling * 9.2:1 compression ratio * Aluminum cylinder head with sodium - filled exhaust valves * High - pressure engine - driven fuel pump * Variable pressure fuel rail * Dual - scroll turbocharger

The 2.7 - liter turbo has an unusually long stroke — the distance the piston travels up and down within the cylinder — of 4.01 inches (102 mm) to provide a high compression ratio (10.0:1) and improved combustion, GM says.

These special metal reinforced Head Gaskets are available in various thickness to lower compression levels and help withstand the extreme temperature and cylinder pressure of an ultra high output engine.

Rotocast A356T6 aluminum cylinder heads that are stronger and handle heat better than conventional heads Lightweight titanium intake valves and machined connecting rods for reduced reciprocating mass High 10.0:1 compression ratio — for a forced - induction engine — enhances performance and efficiency and is enabled by direct injection Forged aluminum pistons with unique, stronger structure to ensure strength under high cylinder pressures Stainless steel exhaust headers and an aluminum balancer that are lighter than their LT1 counterparts Standard dry - sump oiling system with larger cooler capacity than Z51; used with dual - pressure - control oil pHigh 10.0:1 compression ratio — for a forced - induction engine — enhances performance and efficiency and is enabled by direct injection Forged aluminum pistons with unique, stronger structure to ensure strength under high cylinder pressures Stainless steel exhaust headers and an aluminum balancer that are lighter than their LT1 counterparts Standard dry - sump oiling system with larger cooler capacity than Z51; used with dual - pressure - control oil phigh cylinder pressures Stainless steel exhaust headers and an aluminum balancer that are lighter than their LT1 counterparts Standard dry - sump oiling system with larger cooler capacity than Z51; used with dual - pressure - control oil pump.

Additional engine features: Iron cylinder block and aluminum DOHC cylinder head Forged steel crankshaft and connecting rods Oiling circuit that includes a dedicated feed for the turbocharger to provide increased pressure at the turbo and faster oil delivery Piston - cooling oil jets 16.5:1 compression ratio Common rail direct injection fuel system Ceramic glow plugs for shorter heat - up times and higher glow temperatures Balance shaft that contributes to smoothness and drives the oil pump Laminated steel oil pan with upper aluminum section that contributes to engine rigidity and quietness B20 bio-diesel capability The Duramax 2.8 L is the cleanest diesel truck engine ever produced by General Motors, and meets some of the toughest U.S. emissions standards, thanks in part to a cooled exhaust gas recirculation (EGR) system.

With a higher compression ratio than the 4 - cylinder engine and a bore and stroke measuring 3.74 x 3.54 in.

A direct - type fuel - injection system provides a cooling effect in the cylinders, enabling the high compression needed to extract maximum energy from the fuel.

The MDX's evolved 3.7 L V - 6 uses a more rigid cylinder block, high - strength crankshaft, heavy - duty connecting rods, high compression - ratio pistons, cylinder heads with improved cooling, exclusive camshaft specs, a new 2 - rocker arm design VTEC ® valvetrain system, more performance oriented camshaft specs when in VTEC ®, new intake valve springs, a new EGR system, unique long - reach spark plugs, a larger throttle body among other features.

This matching - numbers 455 / 370hp W30 engine is complete with rare F - code high - compression cylinder heads, special cam, unique Rochester Quadrajet 4 - barrel carburetor, aluminum intake manifold, W - and Z - code exhaust manifolds and Force Air induction system.

Essentially, SFI D - 4 integrates two types of fuel injection: A direct - type high - pressure fuel injection system, which provides a cooling effect in the cylinders and enables the high compression ratio (11.8:1) employed to extract maximum energy from the fuel; and a set of low - pressure port fuel injectors that help produce a precise burn to optimize power and efficiency under light - and medium - load conditions.

Ford hasn't said how much more mumbo we can expect from the eight - cylinder engine, but with changes that increase the compression ratio the company says the V8 now revs higher than the old car.

The engine uses a more rigid cylinder block, high - strength crankshaft, heavy - duty connecting rods, high compression - ratio pistons, cylinder heads with improved cooling, exclusive camshaft specs, a 2 - rocker arm design VTEC valvetrain system, heavy - duty intake valve springs, a unique EGR system, special long - reach spark plugs, a large throttle body, and much more to get the job done.

Iron cylinder block and aluminum DOHC cylinder head Forged steel crankshaft and connecting rods Oiling circuit that includes a dedicated feed for the turbocharger to provide increased pressure at the turbo and faster oil delivery Piston - cooling oil jets 16.5:1 compression ratio Common rail direct injection fuel system Ceramic glow plugs for shorter heat - up times and higher glow temperatures Balance shaft that contributes to smoothness and drives the oil pump Laminated steel oil pan with upper aluminum section that contributes to engine rigidity and quietness B20 bio-diesel capability.

They also share the same 9.5:1 compression ratio, which is also lower than the naturally - aspirated six - cylinder engines they replace, but still relatively high for a turbo engine.

It featured a high - output version of the 282 cu in (4.6 L) engine with a higher 8.5:1 compression ratio, semiported head, centrifugal advance - modified electronic distributor for higher acceleration, a set of headers with two final outlets divided between the first three and second three cylinders (even though a final single exhaust was used through a Y - shaped portion) and the return of the Holley 2300 two - barrel carburetor.

The cooling effect of fuel injected directly into the cylinder allows the incorporation of the power - increasing effects of a higher compression ratio without engine knocking.

A high 10.3:1 compression ratio and aluminum cylinder heads designed for high airflow and optimized combustion help complete the package, supporting the engine's ability to deliver great performance and fuel economy, along with low emissions.

An all - alloy 90 - degree DOHC V8, the 63 engine features fuel - injection, high 11.0:1 compression ratio, a variable intake manifold within twin induction system, variable cam timing on both inlet and exhaust cams, rigid race - style closed - deck crankcase and linerless, coated cylinder bores.

D - 4S integrates two types of fuel injection: a direct - type high - pressure fuel injection system, which provides a cooling effect in the cylinders and enables the high compression ratio (11.8:1) employed to extract maximum energy from the fuel; and a set of low - pressure port fuel injectors that help produce a precise burn to optimise power and efficiency under light and medium - load conditions.

To do this, Mazda has further developed several elementary technologies — a new piston head design and super-high-pressure fuel injection system to support compression ignition, and a high - response air supply which can deliver larger amounts of air — and combined these with an in - cylinder sensor which serves to control the entire engine.

Improved cylinder block and head cooling, piston oil jet cooling and an optimized taper squish shape improve anti-knock performance, realizing a high compression ratio of 12.8:1.

Added Power and Efficiency All Foresters are powered by a new version of the 2.5 - liter SUBARU BOXER four - cylinder engine, now with direct fuel injection and higher compression, along with active valve control system (AVCS) on the exhaust side.

This new, high - compression four - cylinder engine has a particulate filter as standard.

And because of the natural canceling effect of the cylinders being horizontally opposed, Subaru tells us there is no need for a balance shaft to dampen the noise and vibration typically associated with high - compression diesel engines.

The engines were substantially upgraded for 1992 (3.9 L and 5.2 L) 1993 and 1994 (5.9 L) with multi-port fuel injection, new manifolds, and higher - compression cylinder heads for noticeably higher output.