Cylinder Head Guide For Your Street Stang ... non-Twisted-Wedge-style heads with 2.02-inch intake valves require pistons with deeper valve reliefs for clearance in their pursuit of more power.

That's why you should make sure your head porting specialist is equipped with a Serdi (or similar) valve guide and valve seat cutter, a specialized piece of equipment that allows for very precise ...

In order to install these heads on the 273 or 318 you will need: two heads, two 340 head gaskets (part No. P3512 719), eight intake valves (part No. 2863 520) and eight exhaust valves (part No ...

Cylinder head porting is an advanced area of car tuning, so we take a closer look at the sure-fire way to improve an engine’s performance potential. The post Cylinder Head Porting: A ...

Ferrari was so proud of its five-valve cylinder heads, it changed a naming convention that ran back over 25 years. For its previous mid-engine two-seaters, the three-digit name was derived from ...

The fix was introduced into engine production in the summer of 2012, with said fix comprising hardened valve guides and seats. The redesigned left cylinder head bears part number RL141353AC.

Running a cylinder head intended for a large bore size with an unfitting block can lead the valves to crash into the block. So, you can note that LS1 and LS6 engines can run only intake manifold ...

The best cylinder head is the '70-'73 Stage I 455 head, since it has the super-trick swirl-polished 2.12-inch intakes and 1.75-inch exhausts, which are each 1/8-inch larger than the biggest valves ...

Ever since humans started using motor cars, they have undergone massive transformations, makeovers and evolutions. Every part of modern-day vehicles is a highly advanced version of what was used ...