Quote:
Originally Posted by bpu699
The previous owner did the valves recently, and when I started the adjustment, I could not get the .004 guide into the gap, suggesting it was in fact tighter than that...
|
Valves get "tighter" with age as the seat wears from the pounding of the valve. This causes the stem to sit up higher into the port of the head and the clearance to the rocker arm to be reduced
__________________
1971 911S, 2.7RS spec MFI engine, suspension mods, lightened
Suspension by Rebel Racing, Serviced by TLG Auto, Brakes by PMB Performance
|