I have a 2019 Grom, it runs great. I had to replace the clutch from wheelies and went with a Koso clutch, springs, and lifter plate from RevZilla. After cold starts (even after it get up to temp) it will lunge into first and some times stall). After its been put into first there will be no...
Hello, Im new here and I apologize if this has been asked and answered already but I recently installed a Koso cam on my grom and 4th gear kinda sputters and doesn’t pull. Also all gears are slower in lower rpms until I hit over 6-7k.
I know my timing isn’t off I checked and rechecked over and...
Bundled together. Taken off running bike with zero issues. Great for basic bolt on mods to keep your bike running safe. Self adjusting ECU.
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Located in New Hampshire. Local pickup preferred but...
hello I am looking for some help on tuning my ejk that is running very lean
koso 170 piston and cylinder * stock head
150 pcx injector
Koso AFR hooked on stock sensor
93 premium gas
GRN 4.5 , YEL 7 , RED 8 , G/B 7 , Y/B 3.5 , R/B 5...
I'm thinking of swapping the throttle body and have a few questions:
1) Do I need to de-pressurise the fuel system to swap over the injector or just leave injector attached and then fit it after to the TB once attached?
2) Do I just pull the tps off and put it on the new one (The koso 34mm...