115 Running Ruff

[Tail Whipped]

115 SS Starts great once started motor shakes, Steering wheal shacks when givin just afew RPM's.
Runs ok in gear but add throttle engine shutters and max speed 10 mph full throttle with violent shaking
Any clues?

[99yam40]

what did you find on the starting problem?

Need to test compression, spark, timing , and fuel pressure/vacuum to start out with.