design

  1. jaguar

    The End of the 2 Stroke Guessing Game

    We motorcyclists have always 1) guessed at the right spark plug color 2) guessed at needed porting changes 3) guessed at which needle might work better in our carb 4) guessed at the best squish clearance 5) guessed at the best balance factor to balance the crank 6) guessed at the best carb size...