What is LS Trunion upgrade?

The new trunnions feature extended tips with circlip grooves. Instead of the bearing housings relying on a press fit, the additional circlips serve to prevent possible bearing assembly walk-out. These bearings aren’t going anywhere, so the rocker bearing issue is no longer a concern.

What do trunnions do?

Trunnions are precision ground bearing mounts that allow you to mount a fixture to the surface, usually on a riser, and will allow full rotation of the fixture and parts placed on it. This is ideal for use when you need maximum access to both the top, bottom, and sides of the part.

How do trunnions work?

In mechanical engineering, it is one part of a rotating joint where a shaft (the trunnion) is inserted into (and turns inside) a full or partial cylinder. Often used in opposing pairs, this joint allows tight tolerances and strength from a large surface contact area between the trunnion and the cylinder.

What is trunnion mount?

WHAT IS A TRUNNION MOUNT? A Trunnion mount shock mounts the shock body directly to the linkage – there are two threaded holes on the shock body and linkage bolts thread directly into them. Trunnion mounts have started to become more popular within the last few years with frame manufacturers.

What are trunnions on a car?

In vehicles In older cars, the trunnion is part of the suspension and either allows free movement of the rear wheel hub in relation to the chassis or allows the front wheel hub to rotate with the steering.

What is trunnion suspension?

A Trunnion mount shock mounts the shock body directly to the linkage – there are two threaded holes on the shock body and linkage bolts thread directly into them. Trunnion mounts have started to become more popular within the last few years with frame manufacturers.

What are trunnions on a table saw?

In a table saw, it is the attachment point of the Circular Saw ‘s Arbor to the underside of the table. The primary adjustment point for aligning the saw blade to the miter slot on the top of the saw’s table, the Trunnion also handles the adjustment of the angles of the Blade .

Is trunnion mount better?

A Trunnion mount shortens the overall eye-to-eye length of the shock while allowing it to have the same amount or more, of shock stroke. This can be advantageous to frame designers.

What is a rifle trunnion?

A trunnion is a firearm component that holds the barrel to the receiver. A trunnion can be also used as part of a quick barrel change device on machine guns. Trunnions could also use locking lugs for bolt heads on the likes of delayed blowback/gas operated automatic firearms.

How do you change the trunnion in an LS rocker arm?

Changing the trunnion in an LS rocker arm is easy. The factory trunnion can be tapped or pressed out, and Comp has a special tool to aid in the removal of the old trunnion that also helps when installing the new bearings and trunnion.

What is the best trunnion upgrade kit?

Comp Cams trunnion upgrade kit, part number 13702-KIT, comes complete with everything needed to upgrade all 16 rocker arms. The kit has seen widespread use in NASCAR, NHRA, IHRA, and other forms of racing where the stock rocker arm body must be used.

How do I replace the trunnion on the comp 13702-kit?

The factory trunnion can be tapped or pressed out, and Comp has a special tool to aid in the removal of the old trunnion that also helps when installing the new bearings and trunnion. With the Comp 13702-Kit, the trunnion cannot move inside the rocker arm body thanks to the snap ring retention system.

What is a COMP Cams trunnion?

The Comp Cams trunnion (bottom) is an alloy steel unit that places the full load of the rocker arm on a 360-degree surface area. Compare that to the factory, powdered metal trunnion (top) that places the rocker arm load on half as much surface area.