Boring and Stroking - Subaru WRX Forum
2010年2月10日 · To stroke the engine you need a new crank for sure. Most kits come with a crank, connecting rods, pistons, and rings. Kits for stroking with the stock bore run from 3500 or so (Brian Crower) to over 6k (cosworth).
Engine specifications - Bore & Stroke etc. - NASIOC
2002年12月19日 · The bore of the NA EJ25 is 9.96, and the stroke is 7.9, the WRX engine has a bore of 9.20, and the stroke is 7.5. I don't have info on the H6 though.-Wes
2021 Subaru WRX specifications, technical data, performance
In this application it produces power and torque figures of 268 bhp (272 PS/200 kW) at 5600 rpm and 350 Nm (258 lbft/35.7 kgm) at 2000-5200 rpm respectively. The engine powers the wheels via a 6 speed manual gearbox. Claimed kerb weight is 1494 kg. Applicable to the USA domestic market (s). 13.2 [15.9] UK [US] gal. Carfolio Calculated CO2 ?
Subaru EJ25 2.5L Engine Specs, Problems & Reliability
EJ25 is the biggest engine among other EJ engines - EJ15, EJ16, EJ18, EJ20, and EJ22. The engine became widespread in all major models of the brand. This engine uses the similar EJ20 cylinder block which differs by the bigger bore (99.5 mm) and stroke (79 mm instead 75 mm).
FA24 Engine Guide - Tuning Pro
2022年8月23日 · Subaru increased the bore from 86mm to 94mm to get the extra 0.4 L of displacement over the FA20DIT. It features an all-aluminum block and head, and has dual overhead cams controlled by a timing chain.
2022 Subaru WRX specifications, technical data, performance
Its engine is a turbocharged petrol, 2.4 litre, double overhead camshaft 4 cylinder with 4 valves per cylinder. In this application it develops 271 bhp (275 PS/202 kW) of power at 5600 rpm, and maximum torque of 350 N·m (258 lb·ft/35.7 kgm) at 2000-5200 rpm. A 6 speed manual 'box delivers the power to the driven wheels.
Stock wrx bore size - NASIOC
2014年1月21日 · Stock wrx bore size so i was always under the assumption that the stock bore and stroke size of the ej205 was 92mm and 75 mm and today i was told that the bore size was 85 mm is the person that told me this an idiot or am i an idiot ?
Subaru FA20/FA20DIT 2.0L Engine Specs, Problems & Reliability
The engineers built square engine, which means, what the FA20 has an equal bore and stroke dimensions, giving a bore/stroke value of exactly 1:1. Also, the compression ratio is higher than the FB20, and it is 12.5:1. The FA20 has aluminum …
engine basics 101 - Subaru WRX Forum
2011年6月24日 · Stroke can refer to the distance the piston travels as well as the cycle the cylinder is on, i.e. intake stroke, compression stroke, power stroke and exhaust stroke for a typical 4 cycle, or 4 stroke engine. The ratio between bore and stroke can determine the general characteristics of an engine and how it behaves.
What do the technical specifications of your WRX’s ... - StartMyCar
They indicate the cylinder diameter (bore) and the longitudinal displacement (stroke) that the piston does inside the cylinder when the engine is running. These measurements allow us to measure the “displaced volume” by the piston. If the diameter is wide and the piston has a short stroke, the engine will be fit for sports cars.