WebFeb 6, 2015 · A camshaft is nothing more than a cast iron or steel shaft with a series of lobes strategically placed along its length. Each lobe opens and closes a valve by moving a lifter, pushrod and rocker arm, or in the case of an overhead cam engine by moving a cam follower or direct valve action. However, choosing the right camshaft is not only the … WebJan 24, 2015 · The camshaft timing card included with your cam provides the essential specifications for installing your cam correctly. It includes lobe lift, net valve lift, timing points at the advertised duration, duration at 0.050-inch lift, lobe separation angle, and the installed intake centerline. Some cards also include overlap and valvespring specs.

Degreeing a Cam: How Important is It? - MotorTrend

WebIt's also essential before we begin the process of degreeing our cams to make sure that the lash is set correctly. 01:25. In this case our camshaft spec card calls for 0.3 millimetres of … WebOct 4, 2024 · Is to achieve the correct valve opening and closing points for your engine. All of our new camshafts are ground to exact specification using the latest CNC machining … raynor tc320

Understanding Camshafts Camshaft Basics Camshaft Design

WebSole Purpose of Degreeing Cams Achieve Correct Valve Opening & Closing Points. Technical Advice Flat Tappet Camshaft Break-in Procedure. Technical Advice Checking Piston to … WebJun 5, 2008 · 5. Rotate the crank around to -7deg ATDC and then loosen the lock nuts on the intake cam gear and rotate the cam so the lift gauge is showing .039 inches of lift or 1mm. Lock the cam gear down. 6. Rotate the crank 360 degrees while watching the dial indicator the valve lift should correspond to exactly. 7. Webdegree the cam. The purpose of degreeing a camshaft is to correct the errors and tolerances in the machining processes of the engine that can affect camshaft timing. … raynor tc200