Are there any problems with the Mitsubishi 4B11 engine?
The common problem for engines until 2009 is a stretched timing chain. The symptoms of that are increased noise and unstable operation. The turbo version has a problem with piston rings. Under high loads, they brake on pieces which shake inside the cylinders and damage the cylinder surface, valves, and even spark plugs.
How big is the intake valve on a Mitsubishi 4B11?
The diameter of the intake valves is 35.0 mm; the diameter of the exhaust valves is 29.0 mm; the valve stem diameter of both valves is 5.5 mm. The third-gen 4G63 cylinder head had 20-percent better intake airflow over the 4B11 head due to smaller higher-velocity ports.
What kind of engine does a Mitsubishi Evo have?
The new 2.0-liter turbo engine replaced the 4G63T engine. It is the first EVO engine with a die-cast aluminum cylinder block and cast iron liners/sleeves. The engine block has a semi-closed deck design (unlike the cast iron block with a solid-deck design of the 4G63). The engine block height is a 220 mm; the cylinder spacing is a 96 mm.
What kind of engine does a Mitsubishi Lancer have?
The Mitsubishi 2.0-liter 4B11 engine, in both naturally aspirated and turbo versions (4B11T), is a replacement for an iconic 4G63 engine. It was first introduced for Mitsubishi Lancer 10 and EVO X in 2007.
How does a balance shaft bearing get installed?
Cover the crank shaft key with a cloth to prevent damage to the oil seal when pulling out the front case. Oil is fed to the right balance shaft from the main oil galley. The bearing is installed with the clinch positioned at 12:00 and the oil hole to the right so that it aligns with the main oil galley opening. 4. Balance shaft bearing install
What’s the difference between Silent Shaft and balance shaft?
Silent shaft is a more appropriate term but not used as commonly. Although the chances are slim, it’s still one less part that can fail. ⦁ More oil pressure to the rest of the motor, which is usually too much. Extra work to get the oil pressure back in spec.
How do you remove a balance shaft from a car?
1. Remove timing belt, downpipe, transfer case and oil pan. 2. Remove alternator, power steering pump, cross member, front and left motor mount to drop the engine low enough. 3. Remove the front case with the left balance shaft attached. This involves pulling the crank shaft sprocket and everything else over the front case. 4.
How is the balance shaft connected to the oil pump?
The left balance shaft that’s directly connected to the oil pump driven gear and the right balance shaft that’s driven by the balance shaft belt over the oil pump sprocket. Two balance shafts rotate in opposite directions at twice engine speed.