How do I Do a Two Bolt to Four Bolt Conversion on a Big Block Chevy?

Answer The benefit of a four bolt main block over a two bolt is its ability to withstand very high cylinder pressures and much higher rpm. Big block engines have more mass than small blocks thereby making... Read More »

Top Q&A For: How do I Do a Two Bolt to Four Bolt Conversion ...

Will a Dodge 6-bolt wheels fit Chevrolet 6-bolt wheels?

It is possible for a wheel from a Dodge to fit a Chevrolet. First, the Dodge and Chevrolet must have the same 6-bolt pattern. Second, the offset must be identical on both vehicles. Third, the diame... Read More »

A 4-Main Bolt Vs. a 2-Main Bolt Chevy Engine?

The Chevy 350 crate engine comes in two styles: two-main bolt and four-main bolt. These engines are used by hot rod and sports car enthusiasts as replacements for existing engines that have less ho... Read More »

How to Loosen a Bolt?

Bolts are threaded fasteners that are used in conjunction with a nut to secure two or more materials. There are two size classes of nuts and bolts: metric and U.S. standard. Metric hardware is now ... Read More »

How to Identify 12 Bolt GMs?

The GM 12-bolt differential was used on Chevrolet vehicles from 1965 through 1972, although Sport maintains a slightly different 12-bolt unit continued to be used on K10, K20 and Blazer m... Read More »