Click to expand Tap to zoom CLEAR TIMING HOLE PLUG by DRAG SPECIALTIES Save $0.00 $6.99 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart CLEAR TIMING HOLE PLUG Plastic plug locates the timing mark without getting an eye full of oil Fits Big twin & Sportsters with a left side crank case timing hole plug