The engine also includes
a piston oiling jet, specially tuned piston top shape and expanded exhaust manifold diameter.
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.
Not exact matches
Piston - cooling
oil jets, an upgraded crank with unique bearings, a lightweight cam, an electric waste gate, and variable displacement
oil pump all help give it 39 more horsepower and 76 more lb - ft of torque over the old V - 8.
The engine features Fuel Saver cylinder deactivation technology, cooled exhaust gas recirculation, variable valve timing, a high - volume
oil cooler,
oil jets for
piston cooling, and aircraft - grade stainless steel gaskets and fasteners for improved durability at high temperatures.
This engine uses
oil jets, lightweight
pistons were installed in the engine, with the compression ratio of 10.6.
Piston - cooling jets squirt oil on the underside of the pistons to keep the piston crowns cool under extreme operating condi
Piston - cooling
jets squirt
oil on the underside of the
pistons to keep the
piston crowns cool under extreme operating condi
piston crowns cool under extreme operating conditions.
The
pistons are cooled by
oil jets directed at the underside of each
piston crown and feature an internal «cooling gallery» like Honda Formula 1 engines that is designed to reduce temperature in the
piston ring area.
Other features include
piston oil -
jet capability, forged and fillet rolled crankshaft, sinter forged connecting rods, a variable - length intake manifold, twin knock control sensors and coil - on - plug ignition.
4.2 liter stroker engine (103.6 mm x 82.4 mm) Secondary
oil jets for
pistons High pressure
oil pump Cylinder head porting Special head sealing system and headstud upgrade CNC designed intake manifold Fuel system upgrade with 3 pumps 64 mm Titanium turbochargers Esmotor built tiptronic transmission NEW rear wing carbon intake system (utilizing modified stock airbox) NEW 90 mm (3.5 inch) stainless x-pipe exhaust system Custom designed headers Water / methanol injection kit
This has been achieved within the new Auris petrol engine range through the use of high, 11.5:1 compression ratios, Valvematic, the refinement of intake port and combustion chamber design and
piston cooling by
oil jet.
Oil -
jet piston cooling.
At higher engine speeds, small
jets spray
oil on the underside of each
piston.
The strong, lightweight
pistons are cooled with
piston cooling
jets fitted in each cylinder that spray
oil on the
piston to more effectively control heat and help reduce the onset of detonation in the combustion chamber.
The
pistons are cooled by twin
oil jets directed at the underside of each
piston crown.
* 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
Piston cooling jets are fitted to each cylinder, spraying oil onto the piston to prevent detonation, control heat, and allow MDS in the f
Piston cooling
jets are fitted to each cylinder, spraying
oil onto the
piston to prevent detonation, control heat, and allow MDS in the f
piston to prevent detonation, control heat, and allow MDS in the future.
The Corvette
oil system is also enhanced by eight
oil - spraying
jets in the engine block, which reduce
piston temperature for extreme output and long - term durability.
A 2.0 - liter, direct - injected four - cylinder, it features a liquid - cooled intake manifold, forged connecting rods, sodium - filled exhaust valves,
oil jets for
piston cooling, and dished
piston crowns for a more effective combustion cycle.
To that end, a cylinder block rapid warm - up system suppresses the flow of coolant into the block when the engine is cold, and a
piston cooling
oil jet control system cuts the supply of
oil to the
pistons to improve warm - up speeds.
The
piston cooling
jet operation is managed by the two - stage
oil pump to enhance fuel economy under normal driving conditions while improving durability under demanding, high - load engine operation.
Cooling
jets beneath the
pistons that spray
oil on the
pistons to help lower operating temperatures.
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.
They share similar construction materials with aluminum blocks, forged - steel crankshafts, and
oil jet - spray
piston coolers.
The compression ratio was dropped from 10.1:1 to a milder 8.5:1,
oil jets were added to help cool and lubricate the undersides of the
pistons, and 2.0 - mm shorter connecting rods with thicker
piston pins increase the engine's durability.
Each cylinder bore is fitted with gallery - mounted
piston oil cooling
jets to limit
piston temperatures, reduce spark knock and increase
piston durability.
It features Carillo connecting rods, 4.0 - liter intake manifold, ATI Engine Damper, 4.0 CP
oil pump, ported and polished heads, extra
oil spray
jet, 4.0 - liter dive planes, JE
pistons, and to top it all off — a custom - built exhaust by M&M to go with a customer carbon fiber airbox and heat block.
Like the current generation of technically advanced Ecotec engines, the 2.5 L also features a high pressure direct injection fuel system, dual overhead camshafts with continuously variable valve timing, electronic throttle control, and
pistons with
jet - spray
oil cooling.
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.
It's said to feature new roller - finger followers in the valvetrain; hollow camshafts for weight reduction; redesigned valve - lash adjusters and new intake and exhaust valves for better durability; both direct and port fuel injection;
piston - cooling
oil jets; a forged - steel, fully counterweighted crankshaft; and all - new turbochargers designed to delver more boost.
Still, Ford has reassuringly equipped the EcoBoost's bottom end with a forged crank and con rods,
piston - cooling
oil jets, and a deep - sump
oil pan to make sure nothing goes boom.
Dual Continuously Variable Valve Timing (CVVT) combined with a
piston - cooling
oil jet improves engine efficiency, while engine components, including
piston rings,
piston skirts, valve tappets, timing chain guide and valve springs are all of a low - friction design.
The engine features dual overhead camshafts with continuously variable valve timing and increased - authority cam phasing (increased phase rotation angle), a high - pressure returnless direct - injection fuel system with camshaft - driven fuel pump delivering 750 psi at idle and 2250 psi at full load, higher - flowing intake and exhaust ports in the cylinder head, electronic throttle control and
pistons with
jet - spray
oil cooling.
The LSJ shares many of its components with the LK9 such as:
piston cooling
jets,
oil cooler,
pistons, connecting rods, crankshaft,
oil pan, sodium - filled exhaust valves and cylinder head.
Electronically controlled
piston cooling
jets to improve efficiency in the
oil pumping circuit.
Cylinder head cooling, the timing and lift of the intake cam shafts, the
pistons, their
oil -
jet cooling and the
piston pins have been specially designed for the high - performance concept.
Finally,
piston cooling
jets are added to cool down the
piston by spraying
oil at the lower position of the
piston resulting in knock stability and fuel economy improvements.
These include a highly - efficient intake port; an improved, variable intake manifold Acoustic Control Induction System (ACIS); a Tumble Control Valves (TCV) system; Dual VVT - i for both intake and exhaust camshafts; the adoption of roller rocker arms; low tension
piston rings; multi-point
oil jets and a variable output
oil pump.