This is the correct spark plug , DR8HS . The R stands for resistor , the original plug was a D8HS but they are not used anymore because they cause RF...
If it's a Yamaha 3 wheeler and not a 60cc it's a Tri-Moto, that's just Yamaha's name for 3 wheeled ATVs. In '84 there's the YTM200, pull start only,...
Hello from MN. I recently traded a bike frame for a suzuki alt125 (D). It runs but needs some love. I've noticed gas caps are not easy to find. Mine...