Home / Honda / ATC250R / Engine / Spark Plug Cap Spark Plug Cap$10.00 Non resistor spark plug cap. Spark Plug Cap quantity Add to cart Categories: ATC250R, Engine, Engine, Honda, HPI Ignitions, TRX250R Description Description Non resistor spark plug cap. Related products HondaTransmission & Clutch Hinson Clutch Kit for Standard TRX250R Clutch Basket Kit includes: Fiber plates Steel plates Springs ExhaustHonda TRX250R Small Bore Exhaust 250C LED 250C pipe. For engine sizes 250-310. Best for dunes, MX, flat track, and play riding. Raw finish HondaTransmission & Clutch Hinson TRX250R Standard Clutch Plates Individual Plates sold individually. HondaIntake 1987-89 TRX250R Stainless Steel Intake For 1987-89 TRX250R only.