4.3 Liter V6 Vortec Engine Diagram | Automotive Parts 4.3 Liter V6 Vortec Engine Diagram - thank you for visiting our website. At this time were pleased to announce we have found a very interesting content to be discussed, namely 4.3 liter v6 vortec engine diagram. Lots of people searching for details about 4.3 liter v6 vortec engine diagram and of course one of them is GM ( Chevrolet or GMC ) 4.3 L V6 Engine Tear Down - YouTube Click to view on Bing3:393. Driveshaft: Purpose is to connect the transmission to the rear axle. It consists of a slip yoke, shaft and universal joints. 4. Rear axle differential: Purpose is to change the angle of motion from engine to the wheels. It also Author: AutoEclinicViews: 544K General Motors 90° V6 engine - Wikipedia The 4.3 L (262.5 cu in) LV3 V6 is a new engine announced by GM at the end of 2012. GM considers this a new engine design which inherits from its predecessors its displacement, 2-valve pushrod valvetrain, 90-degree cylinder angle, and 4.4 in (111.8 mm) bore centers.Configuration: 90° V6Displacement: 200 cu in (3.3 L), 229 cu in (3.8 L), 262 cu in (4.3 L)Manufacturer: General MotorsProduction: 1978-2014