Not exact matches
Other measures include
forged pistons, reinforced
crankshaft bearings, toughened
reduced - friction bore liners, a stiffer crankcase, a shorter cooling circuit, and more efficient lubrication.
In the interest of engine responsiveness, a specially developed, super lightweight
forged - steel
crankshaft is used exclusively in the Civic Type R. Each journal on the
crankshaft is micropolished to
reduce operating friction.
A
forged - steel
crankshaft, borrowed from Ford's 2.7 - litre EcoBoost V - 6, adds strength and durability while
reducing weight.
A
forged steel
crankshaft with integrated balancing shaft drive, weight - optimized piston and
forged conrod contributes to the high level of performance within the engine through
reduced frictional coefficients.
Each journal on the lightweight
forged - steel
crankshaft is micropolished to
reduce internal friction.
Each journal on the
forged - steel
crankshaft is micro-polished to
reduce internal friction.
Cylinder heads and cam covers
Crankshaft: crank pin diameter, connecting rod big - end bearing size and crank counter-weight size are all
reduced, to
reduce reciprocating weight Crank main bearings and caps High - strength
forged connecting rods Pistons and piston rings Titanium inlet and exhaust valves Intake manifold and throttle body Redesigned Variable Valve Timing - intelligent Electric motor (VVT - iE) Revised Lexus D - 4S dual injection system Four - into - one exhaust headers and heat insulators Oil pan and baffle plate Alternator clutch system Engine and transmission oil coolers Spark plugs
Other factors that help
reduce engine noise and vibration are a rigid
forged - steel
crankshaft, die - cast accessory mounts, and a stiff cast - aluminum oil pan that
reduces cylinder block flex.
A
forged crankshaft is also used for
reduced rotating masses, which in combination with lightweight pistons, is claimed to bring about a significant improvement in throttle response compared to BMW's standard turbocharged 3.0 - liter inline six - cylinder gasoline engine.
• More robust rotating and reciprocating assemblies - this includes a larger diameter
crankshaft with larger connecting rod journals and a increased bearing surface area, fractured cap
forged and sintered powdered metal alloy connecting rods, cast aluminum «remelted» pistons (bowl rim of piston crown is reheated after being cast in order to
reduce grain size and create a more consistent grain structure).