How To Compute Compression Ratios
Only the most blasé of engine builders are not concerned with compression ratios. The relationship between the volume of the cylinder with the piston at the bottom of its stroke and the volume at the top of the stroke is inherently critical to engine ...
Be Sure To Measure Your Cylinder Head Dowel Pin Height
If the deck surface of your next set of cylinder heads has been milled 0.010-inch or more, it’s a good idea to check to make sure the heads will sit flush on the block dowel pins. For the SBC, the stock dowel pin is rather tall and can bottom out insi...
How to Upgrade a Muscle Car Suspension
Muscle cars have come a long way since the 1960s when performance was defined strictly by how quickly the car accelerated in a straight line. Today, the definition is far more encompassing, including all aspects of driving, including ride, handling, a...
Why Do Some Connecting Rod Bearings Have an Upper and a Lower Shell?
Most aftermarket performance-oriented connecting rod bearings are marked “Upper” and Lower” to be used in these respective positions. Stock replacement rod bearings are generally not marked. The reason for the position markings with aftermarket rod be...
Restoring A 1967 Shelby G.T. 500’s 428 Police Interceptor Engine
By the year 1967, the domestic horsepower race was shifting into overdrive. Ford and Carroll Shelby were enjoying the afterglow of winning Le Mans with the big-block GT40 in 1966. This was also the year that Ford redesigned the Mustang into a larger a...