Piston Oil Ring Installation

Here are proven methods for how to in.

Piston oil ring installation.

At hastings manufacturing we know piston rings and we want to pass that knowledge on to you. Rotate the oil ring support rail until antirotational locking detent falls between the opening at intersection of ring groove and wrist pin hole. Wind on the stainless expander fi rst with the ends pointing down and butting. The ring gaps must be fitted at a 120 angle.

The rings allow sealing of combustion pressure they scrape the oil from the cylinder surface and also transfer heat from the piston into the cylinder wall. Do you struggle with piston ring installation. 10 install oil ring assembly as usual. In the case of oil control rings with coil supported spring lock washers the.

Release the tension of the ring installer tool. Install oil ring support rails on the bottom of the oil ring groove with the antirotational locking detent facing downward. When using a two. Place the ring squarely into the piston groove taking care to keep it flat.

The oil ring s main function is to control the amount of oil that makes it between the piston and bore which is necessary for lubrication and heat transfer purposes. Using a proper ring installation tool open the oil ring just enough to allow the ring to go over the top diameter of the piston. Work the opened ring down from the top of the piston to the oil groove. Oil rings install the oil rings fi rst.

However the second ring also provides a bit of oil control. In this video we re going to cover the installation of 3 piece oil rings. For the oil rings take out the rings marked 3 which are the rails and flex vents. Proper installation of piston rings is a critical step in engine assembly.

Fear of breaking the rings. The bottom oil ring is actually made up of three different rings two narrow rails and one expander. Step 1 install the upper rail before installing the bottom rail. When you open the box you will see that each section is labeled with a 1 2 or 3.

Do not over expand the piston rings. The installation of piston rings is a critical step that really takes both artwork and science to end up with a combination that seals the combustion pressure above the piston scrapes the oil off. Install rings labelled top with the lettering facing upwards towards the piston crown.