Lash Adjuster
- Ensure lash adjuster bore diameter, lash adjuster diameter and lash adjuster oil clearance are within specification. See LASH ADJUSTER table under ENGINE SPECIFICATIONS.
- With lash adjuster and rocker arm components installed, note amount of rocker arm movement when pushing downward at lash adjuster location.CAUTION: Lash adjuster must be manually bled if rocker moves at least .04" (1.0 mm). Air cannot be bled from lash adjuster by engine operation.
- Remove lash adjuster. Fully submerge lash adjuster in clean engine oil with rocker arm end of lash adjuster pointing up. Install small diameter rod in hole at rocker arm end of lash adjuster.
- Lightly push check ball downward while pushing lash adjuster up and down to bleed air from lash adjuster. Air is bled when plunger in lash adjuster will no longer move. Reinstall in original location.