From blown-out Ferraris and Lamborghinis to stupendously powerful V8 MX-5 Miatas, one thing is common: they probably have a special LS engine inside. General Motors' modern lineup of small block ...
Among the advantages of these engines are factory aluminum heads, lightweight composite intakes and in some cases aluminum blocks. Many, such as the 5.3L (RPO LM7) have a cast-iron block with aluminum ...