twostroketoowoke Member Sep 10, 2020 #2 Gas or Alcohol? Stock or 116? Assuming you’re using this pipe for a 100-116cc motor as intended
S Scrad Member Sep 12, 2020 #3 Go here. http://www.vdm46.com/uploads/7/2/3/1/7231707/mac-91a0130_orig.jpg The RLV sheet for an S-4 say's 1-3/4 flex should be no less than 10.5 inches for a yamaha. Not sure if that is exactly what your looking for though. the vdm64 site has lots of good info on older pipes.
Go here. http://www.vdm46.com/uploads/7/2/3/1/7231707/mac-91a0130_orig.jpg The RLV sheet for an S-4 say's 1-3/4 flex should be no less than 10.5 inches for a yamaha. Not sure if that is exactly what your looking for though. the vdm64 site has lots of good info on older pipes.
A aracer50 Member Sep 16, 2020 #4 twostroketoowoke said: Gas or Alcohol? Stock or 116? Assuming you’re using this pipe for a 100-116cc motor as intended [/QUOTE Gas on a 100ccreed engine Click to expand... Gas on a 100ccreed engine .
twostroketoowoke said: Gas or Alcohol? Stock or 116? Assuming you’re using this pipe for a 100-116cc motor as intended [/QUOTE Gas on a 100ccreed engine Click to expand... Gas on a 100ccreed engine .
T TMW Member Sep 17, 2020 #5 aracer50 said: Gas on a 100ccreed engine . Click to expand... 9.5 to 10 in.