Bmw E30 Engine And Gearbox

The M42 engine mates up to the same gearbox used in M40 engines, but is not compatible with earlier M10 gearboxes due to the bolt pattern; you cannot physically fit an M10 gearbox to an M40/M42 engine. Although the M40 and M42 boxes are interchangeable, the input/output shafts are different and so is the propshaft. This means that replacing a 318iS gearbox with the more mundane 318i unit will.

The E30 325iX model was the first BMW to have all-wheel drive. The first BMW M3 model was built on the E30 platform and was powered by the high-revving BMW S14 four-cylinder petrol engine. The BMW Z1 roadster was also based on the E30 platform.

Following the launch of the E36 3 Series in 1990, the E30 began to be phased out. This 4.9-liter BMW S62 V8 was produced for a 2002 BMW M5 and acquired by the seller in 2013, who subsequently installed it in a 1989 BMW E30 along with a six-speed manual gearbox, a two-piece driveshaft, a differential, a radiator, and additional parts included in this lot. The engine's rod bearings and bolts were replaced in December 2024.

Pelican Technical Article: BMW E30 3 Series Specification Pelican Technical Article. There are two main reasons to swap transmissions in an E30: to exchange one worn transmission for a better one or to change from an automatic to a manual (more preferred). FYI, the first scenario is easier.

From Worn to Better With both automatics and manuals, there are some year. A table of BMW gear ratio and final drive for various models including E30 E36 E46 E82 E85 E86 E88 E90 E92 and more. The document provides detailed specifications for BMW 3 Series models from 1984 to 1992, including engine, transmission, drivetrain, fluids, and vehicle dimensions.

Key specifications include engine displacement ranging from 1,766cc to 2,693cc, horsepower from 101hp to 192hp, manual and automatic transmission options, final drive ratios between 2.78:1 and 4.10:1, recommended fluid capacities. BMW E30 3 Series Specs Choose a BMW E30 3 Series version from the list below to get information about engine specs, horsepower, CO2 emissions, fuel consumption, dimensions, tires size, weight and many other facts. Notice also the plus sign to access the comparator tool where you can compare up to 3 cars at once side by side.

Kimball Racing's 1984 BMW 318i (E30) competes in CampCar, 24 Hours of Lemons, and various trackdays. The car originally came with a 1.8 L M10B18 inline-four producing 105 hp (77 kW) and 107 lb-ft (145 Nm) of torque. It is now powered by a 2.5 L M20B25 inline-six making around 170 hp (125 kW) and 164 lb-ft (222 Nm) of torque.

The factory transmission was also upgraded to a Getrag 260 five. Explore the BMW E30 325i engine specs, configuration, oil requirements, and service intervals for optimal performance.