'73 Honda CB350 rocker box machining

In order to shim the rocker arms to center over the valves and take up the end play, the normally as cast rocker box inner rocker arm thrust surfaces must first be faced. A special tool was required because the cutter must be larger than outside rocker pivot hole.

cylinder head

lightened rocker arms

slotting cam sprocket

machining rocker arms

cam end play measurement

finding TDC

cam timing

special tools

thinned throttle shafts

countersunk choke butterfly screws

upgraded ignition & regulator rectifier with custom brackets

coils with custom brackets

dyno chart

motorcycle