Puff gets a head, Part 3
Head off with help of local teen.
This is prior to removing the valves to check all valve stem seals. Also, there is the bigger problem of figuring out the cause of three of the valves having been “hammered.”
Econosrus gurus say that hydraulics lifters may be suspect -- that and/or rocker adjustment. The original 1963-era 170 would’ve had solid lifters and adjustable rockers. This motor has hydraulic lifters and normally would not have adjustable rockers, but who knows where the rocker arm assembly came from. It’s adjustable.














