Well????? since the 450R has a throttle position sensor (depending on year) I highly doubt you can duplicate it. you may get close though but believe it or not that will require adding a 450R carb to your 400 minus the TPS of course and a good port and polish to open up that restricted head flow
I have been running this mismatched spline setup for over a year now. I have made several propeller shafts by taking a 2017 420 FA6 and a 2013 420 FM shaft, cutting them in half and welding them together. Eventually they break, whether it be at the weld or somewhere on the shaft. Does anyone...
Hi, So I’m alittle newer to jetting and I was reading around On the right jetting I should be doing and here’s some details on my current situation
Stock Motor Wise
Slip on lexx Exhaust
Altuide is 1500ft
Current jetting- something is definitely wrong here
I just bought a slip on from hmf and I bought the rejet kit with the intention to rejet the carb myself but after looking at the kit I dont think it comes with a needle jet and it has 3 bronze screws I dont know what they are. I see the main jet, the idol jet and the set screw, I also dont see a...