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Originally Posted by elex300
(Post 13712697)
Im not sure about using a Amp Clamp. If you use an inline you can just remove the wheels or you can remove the pinion. Some people prefer not to freerev but it's ok for a quick reading.
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Originally Posted by racer888
(Post 13712756)
Is there anyway that someone with an inline checker can also copare readings with an amp clamp too to see what kind of differences there is and post it on a motor they are setting to 10 amps with an inline tool??? If so id really appreciate it.
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Can someone help me understand how to optimally approach end-bell timing vs. gearing? My track recent switched to a tight layout with no straight-away, and multiple jumps that are kind of tough to make. I have a B5R. I need lots of torque, and don't care much about top end speed on this layout.
My current understanding (which could be wrong, please correct me)... 1. If I have have a high final drive ratio, that gives me more torque. I have a 72 Spur. So therefore, I need to have a smaller pinion. I have gone to 30, but now thinking about going down quite a bit further...27? 72:27 with a 2.6 gear ratio gives a FDR of 6.9. That's pretty big, I think. 2. Less timing on the end-bell = more torque. Therefore, I just put it on zero degrees of timing- right? My confusion comes from many recommendations that seem to suggest a large FDR to generate torque, but then lots of end-bell timing is recommended. Aren't these contradictory suggestions? Any clarification would be appreciated... |
Ivet ried both on my sct 78/28 with 40deg timing and 78/24 with 55deg and liked the torque alot more with the second one but think i need a little more timing....
On my buggy i run 69/33 and i have plenty of torque and speed combo i can clear all jumps with a blip of throttle Both are losi 2.0 vehicles with 2.43 trans ratios i believe |
On a small indoor track, 15-16 second laps, b5m running 72 / 32 with 58 timing. How does that sound?
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What gearing for a 12.5 rotor D4 13.5 in a 1500 gram RB6 MM? I bought it used off this forum and it was set at 52 degree endbell. I ran it with 78/29, motor was barely warm but lacked a bit of punch. I can cure that with a heavier battery with more punch, but wanna use my 150 gram shorty for nimbleness.
Our tracks (wet clay delta rc winter arena) getting stickier by the week and I think we would soon be running slicks. There are some short run up jumps I wanna easily clear, right now car needs to be perfectly setup so overtaking someone or in traffic it gets icky. |
Any reason to upgrade from my D3.5? Is it that much better?
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Originally Posted by joedeman1969
(Post 13735769)
Any reason to upgrade from my D3.5? Is it that much better?
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D3.5 is not approved at most big races. D4 is. I think 3.5 is faster.
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just picked up the Trinity D4, have a question
I was looking over the instructions and it says it comes from the factory with the timing set at 30 on the endbell. However , the mark on the endbell is pointing to 50. I know the instructions said it could handle an extra 20 degrees, just wanted to be sure.
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Yes it can
With a 17.5 or 13.5 blinky setup yes 50* is good starting point and you might go a few clicks more if your motor is not too hot. Check temps and keep them 180* or cooler. What car are you running it in and what size track? Indoor outdoor? Outside temps? Gearing is KEY!:batman:
Originally Posted by Brian87gt
(Post 13744341)
I was looking over the instructions and it says it comes from the factory with the timing set at 30 on the endbell. However , the mark on the endbell is pointing to 50. I know the instructions said it could handle an extra 20 degrees, just wanted to be sure.
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How do you tell the difference looking at the big blue and regular certified motor?
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Originally Posted by XXXDad
(Post 13744572)
With a 17.5 or 13.5 blinky setup yes 50* is good starting point and you might go a few clicks more if your motor is not too hot. Check temps and keep them 180* or cooler. What car are you running it in and what size track? Indoor outdoor? Outside temps? Gearing is KEY!:batman:
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Originally Posted by BRSracing
(Post 13748902)
How do you tell the difference looking at the big blue and regular certified motor?
Certified are |
Originally Posted by thecman26
(Post 13749085)
Big blue is NOT R.O.A.R. legal
Certified are |
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