dive7mmwet
New member
"Have a 4 cyl merc did a compr
"Have a 4 cyl merc did a compresion test-
#1 120
#2 125
#3 112
#4 125
Did a second oil flush & filter = no change with sea foam, oil now is 30W per manual
tested under power in water still tap /click.no change, seems not to be exhaust,,,
Did a warm engine valve adj loosen till rattle and 1/4 turns in slow! til 5/8 to 1 full turn down no change,
Next step??
Is it time to pull push rods and inspect and Hydraulic lifter cover and look at? trying to track sound is hard used a hose ,screwdiver and it seems to be in front and top end-but I cant hear a darn thing any hoo!
Thanks for any ideas so much!
Brad"
"Have a 4 cyl merc did a compresion test-
#1 120
#2 125
#3 112
#4 125
Did a second oil flush & filter = no change with sea foam, oil now is 30W per manual
tested under power in water still tap /click.no change, seems not to be exhaust,,,
Did a warm engine valve adj loosen till rattle and 1/4 turns in slow! til 5/8 to 1 full turn down no change,
Next step??
Is it time to pull push rods and inspect and Hydraulic lifter cover and look at? trying to track sound is hard used a hose ,screwdiver and it seems to be in front and top end-but I cant hear a darn thing any hoo!
Thanks for any ideas so much!
Brad"