Originally Posted by Wreckchecker
There's a difference between faster throttle response you address and which is provided by the clutch mod, versus the off-idle stumble that the original question asked about. The switch mod took away the stumble on mine.
The OP said he though the low-end response of the engine was too abrupt and someone chimed in that the mod would address this. I stand by my assessment that the mod makes the low-end throttle response more abrupt, not less. And fixes the stumble.