Why did most car manufacturers switch from cast iron to aluminum engine blocks?

The auto industry is always evolving. In the 1970s, one major change took place when manufacturers starting using aluminum ...
alcircle

Aluminium replaces cast iron: What drove the auto industry’s engine-block shift?

Explore: Aluminum engine blocks cut weight by 40–55% while improving heat transfer, but cast iron remains vital for ...
SlashGear

Are All Pontiac V8 Engine Blocks The Same? Here's How To Identify Them

The Pontiac division was established by General Motors in 1926 and thrived during the muscle car era, producing memorable models like the era-defining 1964 GTO. Pontiac's market share steadily ...
Hot Rod

Where Stock Blocks Finally Give Up

The Internet has created a strange distortion field around stock engine blocks. Spend enough time watching dyno videos, dragstrip clips, and street-car glory-pass reels, and it becomes easy to believe ...
Jim's Automotive Machine Shop Official on MSN

Fixing motor mount threads in a '70 350 Corvette engine block

We’re working on a numbers matching 1970 Corvette 350 engine block that arrived at our machine shop with a stripped motor ...
GM Authority

GM Investing $150M In Saginaw Plant For Gen 6 V8 Engine Manufacturing

GM will pour more than $150 million into its Saginaw Metal Casting Operations to manufacture sixth-generation V8 engine blocks and cylinder heads. The investment targets the heart of GM’s full-size ...