The categories of the 302 crate engines and their levels of performance are discussed

The 302 crate engine is one of the series in the ford model vehicles. The 302 is a special model that can be used to accommodate high torque truck combinations. There are many types of the 302 crate engines and most of the brands of vehicles like the mustang have their own versions of the 302 crate engines

There are three categories of the 302 crate engines: the mild performance, the high performance and the extreme performance engines. Lovers of cars can differentiate the vehicles from the kind of engine it has. If you are not a car enthusiast, you can rely on the casting numbers on the cylinder heads of the vehicles to know how to categorize the vehicle; if it is a mild high or extreme performer on the road. This depends a great deal on the horsepower of the vehicle. If the horsepower ranges from 300 to 350 horsepower, the 302 crate engine is a mild performer. Anything above 350 to 500 horsepower is a high performance vehicle and anything above 500 is an extreme performer.

A mild performer engine has significant power. The horsepower in this engine will allow you to drive the vehicle with minimum headaches. The compression ratio, which are determined by the types of cylinder heads in the engine range from 8.0:1 to 9.5:1. The cast iron heads make up most of the mild performance engines. The high performers have a lower manifold vacuum and work with most of the power accessories as well. Thy can achieve a higher compression ratio than the mild performers and have a compression ratios ranging from 9.0:1 to 10.4:1. They have aluminum cylinder heads.

For the lovers of high horsepower, this is the range to look for; any engine that has more than 500 horsepower is an extreme performer. These kinds of engines are most fit for race cars. They have the higher compression ratios in all the engines and a rough idles as well as a lower manifold vacuum. The power accessories of this kind of extreme performers require a vacuum canister. These engines have dart pro one cylinder head designed for high performance. The 302 based big bore stroker engine is one of the 302 crate engine in this category. If you need a 302 crate engine in any of these categories you can have one made for you according to your specifications and depending on the horsepower you need