Perhaps one of the most overlooked aspects of a high-performance diesel engine is its cooling system, which is often left completely stock while the rest of the powerplant is built to the hilt. On ...

In your racecar, a cracked block from frozen coolants in the winter isn't usually the problem. Leaking freeze plugs that dump coolant on the track, however, is. If you have a freeze plug work its way ...

During our el-cheapo engine buildup last month, we ran across many engine-building tips that aren't new but haven't been mentioned in quite awhile. One of those is installing freeze plugs in an engine ...