Subaru Boxer Engine Design & Specifications Included in every Subaru Model Vehicle is a completely redesigned horizontal Subaru Boxer engine. Some of the new innovations that give a 10% bump in fuel efficiency and performance include a longer crankshaft stroke, a narrower bore, and a more compact combustion chamber.. Subaru Engines Boxer 4wd Diagram. Posted by 4wd Diagram (Author) 2025-03-28 Subaru Engine Boxer 4wd Diagram. Subaru Engine Boxer 4wd Diagram. How Subaru Boxer Engines Technology Works.
4: AT: FWD: 300: 9,5: 6: Dexron III-VI / Mercon V: The 4-speed automatic transmission Subaru 4EAT was manufactured in 1988 (EC8 = R4AX-EL). This transmission is related to the F-4EAT transmission model manufactured by Jatco.. Specialists recommend to replace it together with the engine oil filter on cars where the mileage parameter enxceeds.. The Unique Configuration of the Subaru Boxer Engine. The Subaru Boxer Engine stands out for its unique configuration, which sets it apart from other engine designs. The term "Boxer" refers to the flat, horizontally opposed layout of the engine's cylinders, which are positioned in a side-by-side configuration.