Sentences with phrase «main crankcase»

Not exact matches

The crankcase features different machining, the main bearings are a new design, the forged pistons are stronger and feature a new dome geometry, the exhaust manifolds boast diameters increased by 30 percent per cylinder, and the compression ratio decreases from 9.5:1 in the Turbo S to 9.0:1.

For instance, if one of the main bearings was spinning in the crankcase it could take out the crankcase.

The main difference between the old and new engines is Audi's adoption of an aluminium crankcase, itself the main contributor to a total engine weight reduction of 26 kg.

The bearing covers for the main crankshaft bearings are of grey cast iron, and are bolted to the crankcase, as well as on the sides, for high rigidity.

The K - series also feature a highly rigid aluminum split - crankcase engine block design with 4 - bolt mains with additional bolts securing the lower block, an internally balanced forged steel crankshaft with lightweight powder forged carbon steel connecting rods.

The cast iron bearing bridges reduce the thermal expansion of the crankcase and thus keep the play at the main bearings of the crankshaft within tight limits.

The lower crankcase assembly supported the crankshaft without conventional main bearing caps.

Excessive pressure inside the crankcase will cause oil leaks from many places, including the rear main seal.

The gray cast iron crankcase has been reinforced at the main bearing seats and the main bearing cover.